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21 Campbell-Swinton, Alan Archibald
[br]b. 18 October 1863 Kimmerghame, Berwickshire, Scotlandd. 19 February 1930 London, England[br]Scottish electrical engineer who correctly predicted the development of electronic television.[br]After a time at Cargilfield Trinity School, Campbell-Swinton went to Fettes College in Edinburgh from 1878 to 1881 and then spent a year abroad in France. From 1882 until 1887 he was employed at Sir W.G.Armstrong's works in Elswick, Newcastle, following which he set up his own electrical contracting business in London. This he gave up in 1904 to become a consultant. Subsequently he was an engineer with many industrial companies, including the W.T.Henley Telegraph Works Company, Parson Marine Steam Turbine Company and Crompton Parkinson Ltd, of which he became a director. During this time he was involved in electrical and scientific research, being particularly associated with the development of the Parson turbine.In 1903 he tried to realize distant electric vision by using a Braun oscilloscope tube for the. image display, a second tube being modified to form a synchronously scanned camera, by replacing the fluorescent display screen with a photoconductive target. Although this first attempt at what was, in fact, a vidicon camera proved unsuccessful, he was clearly on the right lines and in 1908 he wrote a letter to Nature with a fairly accurate description of the principles of an all-electronic television system using magnetically deflected cathode ray tubes at the camera and receiver, with the camera target consisting of a mosaic of photoconductive elements that were scanned and discharged line by line by an electron beam. He expanded on his ideas in a lecture to the Roentgen Society, London, in 1911, but it was over twenty years before the required technology had advanced sufficiently for Shoenberg's team at EMI to produce a working system.[br]Principal Honours and DistinctionsFRS (Member of Council 1927 and 1929). Freeman of the City of London. Liveryman of Goldsmiths' Company. First President, Wireless Society 1920–1. Vice-President, Royal Society of Arts, and Chairman of Council 1917–19,1920–2. Chairman, British Scientific Research Association. Vice-President, British Photographic Research Association. Member of the Broadcasting Board 1924. Vice-President, Roentgen Society 1911–12. Vice-President, Institution of Electrical Engineers 1921–5. President, Radio Society of Great Britain 1913–21. Manager, Royal Institution 1912–15.Bibliography1908, Nature 78:151; 1912, Journal of the Roentgen Society 8:1 (both describe his original ideas for electronic television).1924, "The possibilities of television", Wireless World 14:51 (gives a detailed description of his proposals, including the use of a threestage valve video amplifier).1926, Nature 118:590 (describes his early experiments of 1903).Further ReadingThe Proceedings of the International Conference on the History of Television. From Early Days to the Present, November 1986, Institution of Electrical Engineers Publication No. 271 (a report of some of the early developments in television). A.A.Campbell-Swinton FRS 1863–1930, Royal Television Society Monograph, 1982, London (a biography).KFSee also: Baird, John LogieBiographical history of technology > Campbell-Swinton, Alan Archibald
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22 Darby, Abraham
SUBJECT AREA: Metallurgy[br]b. 1678 near Dudley, Worcestershire, Englandd. 5 May 1717 Madely Court, Coalbrookdale, Shropshire, England[br]English ironmaster, inventor of the coke smelting of iron ore.[br]Darby's father, John, was a farmer who also worked a small forge to produce nails and other ironware needed on the farm. He was brought up in the Society of Friends, or Quakers, and this community remained important throughout his personal and working life. Darby was apprenticed to Jonathan Freeth, a malt-mill maker in Birmingham, and on completion of his apprenticeship in 1699 he took up the trade himself in Bristol. Probably in 1704, he visited Holland to study the casting of brass pots and returned to Bristol with some Dutch workers, setting up a brassworks at Baptist Mills in partnership with others. He tried substituting cast iron for brass in his castings, without success at first, but in 1707 he was granted a patent, "A new way of casting iron pots and other pot-bellied ware in sand without loam or clay". However, his business associates were unwilling to risk further funds in the experiments, so he withdrew his share of the capital and moved to Coalbrookdale in Shropshire. There, iron ore, coal, water-power and transport lay close at hand. He took a lease on an old furnace and began experimenting. The shortage and expense of charcoal, and his knowledge of the use of coke in malting, may well have led him to try using coke to smelt iron ore. The furnace was brought into blast in 1709 and records show that in the same year it was regularly producing iron, using coke instead of charcoal. The process seems to have been operating successfully by 1711 in the production of cast-iron pots and kettles, with some pig-iron destined for Bristol. Darby prospered at Coalbrookdale, employing coke smelting with consistent success, and he sought to extend his activities in the neighbourhood and in other parts of the country. However, ill health prevented him from pursuing these ventures with his previous energy. Coke smelting spread slowly in England and the continent of Europe, but without Darby's technological breakthrough the ever-increasing demand for iron for structures and machines during the Industrial Revolution simply could not have been met; it was thus an essential component of the technological progress that was to come.Darby's eldest son, Abraham II (1711–63), entered the Coalbrookdale Company partnership in 1734 and largely assumed control of the technical side of managing the furnaces and foundry. He made a number of improvements, notably the installation of a steam engine in 1742 to pump water to an upper level in order to achieve a steady source of water-power to operate the bellows supplying the blast furnaces. When he built the Ketley and Horsehay furnaces in 1755 and 1756, these too were provided with steam engines. Abraham II's son, Abraham III (1750–89), in turn, took over the management of the Coalbrookdale works in 1768 and devoted himself to improving and extending the business. His most notable achievement was the design and construction of the famous Iron Bridge over the river Severn, the world's first iron bridge. The bridge members were cast at Coalbrookdale and the structure was erected during 1779, with a span of 100 ft (30 m) and height above the river of 40 ft (12 m). The bridge still stands, and remains a tribute to the skill and judgement of Darby and his workers.[br]Further ReadingA.Raistrick, 1989, Dynasty of Iron Founders, 2nd edn, Ironbridge Gorge Museum Trust (the best source for the lives of the Darbys and the work of the company).H.R.Schubert, 1957, History of the British Iron and Steel Industry AD 430 to AD 1775, London: Routledge \& Kegan Paul.LRD -
23 Nobel, Alfred Bernhard
[br]b. 21 October 1833 Stockholm, Swedend. 10 December 1896 San Remo, Italy[br]Swedish industrialist, inventor of dynamite, founder of the Nobel Prizes.[br]Alfred's father, Immanuel Nobel, builder, industrialist and inventor, encouraged his sons to follow his example of inventiveness. Alfred's education was interrupted when the family moved to St Petersburg, but was continued privately and was followed by a period of travel. He thus acquired a good knowledge of chemistry and became an excellent linguist.During the Crimean War, Nobel worked for his father's firm in supplying war materials. The cancellation of agreements with the Russian Government at the end of the war bankrupted the firm, but Alfred and his brother Immanuel continued their interest in explosives, working on improved methods of making nitroglycerine. In 1863 Nobel patented his first major invention, a detonator that introduced the principle of detonation by shock, by using a small charge of nitroglycerine in a metal cap with detonating or fulminating mercury. Two years later Nobel set up the world's first nitroglycerine factory in an isolated area outside Stockholm. This led to several other plants and improved methods for making and handling the explosive. Yet Nobel remained aware of the dangers of liquid nitroglycerine, and after many experiments he was able in 1867 to take out a patent for dynamite, a safe, solid and pliable form of nitroglycerine, mixed with kieselguhr. At last, nitroglycerine, discovered by Sobrero in 1847, had been transformed into a useful explosive; Nobel began to promote a worldwide industry for its manufacture. Dynamite still had disadvantages, and Nobel continued his researches until, in 1875, he achieved blasting gelatin, a colloidal solution of nitrocellulose (gun cotton) in nitroglycerine. In many ways it proved to be the ideal explosive, more powerful than nitroglycerine alone, less sensitive to shock and resistant to moisture. It was variously called Nobel's Extra Dynamite, blasting gelatin and gelignite. It immediately went into production.Next, Nobel sought a smokeless powder for military purposes, and in 1887 he obtained a nearly smokeless blasting powder using nitroglycerine and nitrocellulose with 10 per cent camphor. Finally, a progressive, smokeless blasting powder was developed in 1896 at his San Remo laboratory.Nobel's interests went beyond explosives into other areas, such as electrochemistry, optics and biology; his patents amounted to 355 in various countries. However, it was the manufacture of explosives that made him a multimillionaire. At his death he left over £2 million, which he willed to funding awards "to those who during the preceding year, shall have conferred the greatest benefit on mankind".[br]Bibliography1875, On Modern Blasting Agents, Glasgow (his only book).Further ReadingH.Schuck et al., 1962, Nobel, the Man and His Prizes, Amsterdam.E.Bergengren, 1962, Alfred Nobel, the Man and His Work, London and New York (includes a supplement on the prizes and the Nobel institution).LRD -
24 Strutt, Jedediah
SUBJECT AREA: Textiles[br]b. 26 July 1726 South Normanton, near Alfreton, Derbyshire, Englandd. 7 May 1797 Derby, England[br]English inventor of a machine for making ribbed knitting.[br]Jedediah Strutt was the second of three sons of William, a small farmer and maltster at South Normanton, near Alfreton, Derbyshire, where the only industry was a little framework knitting. At the age of 14 Jedediah was apprenticed to Ralph Massey, a wheelwright near Derby, and lodged with the Woollats, whose daughter Elizabeth he later married in 1755. He moved to Leicester and in 1754 started farming at Blackwell, where an uncle had died and left him the stock on his farm. It was here that he made his knitting invention.William Lee's knitting machine remained in virtually the same form as he left it until the middle of the eighteenth century. The knitting industry moved away from London into the Midlands and in 1730 a Nottingham workman, using Indian spun yarn, produced the first pair of cotton hose ever made by mechanical means. This industry developed quickly and by 1750 was providing employment for 1,200 frameworkers using both wool and cotton in the Nottingham and Derby areas. It was against this background that Jedediah Strutt obtained patents for his Derby rib machine in 1758 and 1759.The machine was a highly ingenious mechanism, which when placed in front of an ordinary stocking frame enabled the fashionable ribbed stockings to be made by machine instead of by hand. To develop this invention, he formed a partnership first with his brother-in-law, William Woollat, and two leading Derby hosiers, John Bloodworth and Thomas Stamford. This partnership was dissolved in 1762 and another was formed with Woollat and the Nottingham hosier Samuel Need. Strutt's invention was followed by a succession of innovations which enabled framework knitters to produce almost every kind of mesh on their machines. In 1764 the stocking frame was adapted to the making of eyelet holes, and this later lead to the production of lace. In 1767 velvet was made on these frames, and two years later brocade. In this way Strutt's original invention opened up a new era for knitting. Although all these later improvements were not his, he was able to make a fortune from his invention. In 1762 he was made a freeman of Nottingham, but by then he was living in Derby. His business at Derby was concerned mainly with silk hose and he had a silk mill there.It was partly his need for cotton yarn and partly his wealth which led him into partnership with Richard Arkwright, John Smalley and David Thornley to exploit Arkwright's patent for spinning cotton by rollers. Together with Samuel Need, they financed the Arkwright partnership in 1770 to develop the horse-powered mill in Nottingham and then the water-powered mill at Cromford. Strutt gave advice to Arkwright about improving the machinery and helped to hold the partnership together when Arkwright fell out with his first partners. Strutt was also involved, in London, where he had a house, with the parliamentary proceedings over the passing of the Calico Act in 1774, which opened up the trade in British-manufactured all-cotton cloth.In 1776 Strutt financed the construction of his own mill at Helper, about seven miles (11 km) further down the Derwent valley below Cromford. This was followed by another at Milford, a little lower on the river. Strutt was also a partner with Arkwright and others in the mill at Birkacre, near Chorley in Lancashire. The Strutt mills were developed into large complexes for cotton spinning and many experiments were later carried out in them, both in textile machinery and in fireproof construction for the mills themselves. They were also important training schools for engineers.Elizabeth Strutt died in 1774 and Jedediah never married again. The family seem to have lived frugally in spite of their wealth, probably influenced by their Nonconformist background. He had built a house near the mills at Milford, but it was in his Derby house that Jedediah died in 1797. By the time of his death, his son William had long been involved with the business and became a more important cotton spinner than Jedediah.[br]Bibliography1758. British patent no. 722 (Derby rib machine). 1759. British patent no. 734 (Derby rib machine).Further ReadingFor the involvement of Strutt in Arkwright's spinning ventures, there are two books, the earlier of which is R.S.Fitton and A.P.Wadsworth, 1958, The Strutts and the Arkwrights, 1758–1830, Manchester, which has most of the details about Strutt's life. This has been followed by R.S.Fitton, 1989, The Arkwrights, Spinners of Fortune, Manchester.R.L.Hills, 1970, Power in the Industrial Revolution, Manchester (for a general background to the textile industry of the period).W.Felkin, 1967, History of the Machine-wrought Hosiery and Lace Manufactures, reprint, Newton Abbot (orig. pub. 1867) (covers Strutt's knitting inventions).RLH -
25 при использовании
•With a laser, this approach fails.
•In use (or When in use), a rotating shaft is inserted in...
•Experiments were conducted using (or with the use of) the optimum quantities of...
•All the stripping is done with the scraper fleet, utilizing a D8 tractor with...
•When employing these compounds as fuel additives,...
•With (or In) most methods, the precise regulation of carrier gas flow is rarely necessary.
Русско-английский научно-технический словарь переводчика > при использовании
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26 подтверждать
(= подтвердить) confirm, corroborate, acknowledge, verify, lend credence to, lend support to, provide support for, support• Более поздние эксперименты подтверждают, что... - More recent experiments confirm that...• Все эти данные/результаты подтверждают довод, что... - All these findings support the argument that...• Используя это соотношение, легко подтвердить, что... - It is easily confirmed, using this relationship, that...• К сожалению, нам не удалось подтвердить, что... - Unfortunately, we failed to recognize that...• Легко подтвердить, что... - It is easy to confirm that...• Такое совпадение определенно подтверждает гипотезу, что... — This agreement is a strong confirmation of the hypothesis that...• Читатель может легко подтвердить, что... - The reader can easily confirm that...• Эксперимент подтверждает это, однако также (= одновременно) показывает, что... - Experiment confirms this but also shows that...• Экспериментальные данные подтверждают это предположение. - Experimental results verify this prediction.• Это (наблюдение и т. п.) было подтверждено экспериментально Джонсом [2]. - This was confirmed experimentally by Johns [2].• Это подтверждает наши ранние предположения. - This fact substantiates our earlier assumptions.• Этот результат подтверждает интуитивное понимание того, что... - This result confirms the intuitive view that... -
27 проводить
(= провести) lead, carry on, carry out, conduct• Большая часть исследовательской работы была уже проведена. - Much research work has been accomplished.• Давайте проведем здесь данную процедуру для частного случая... - Let us carry out this procedure here for the special case of...• Данное рассуждение можно провести в обратном порядке (= Данное рассуждение обратимо), следовательно... - The argument is reversible so that...• Доказательство обратного утверждения уже было проведено. - The proof of the converse has already been given.• Однако следует попробовать провести такой анализ с целью... - But such an analysis has to be attempted in order to...• Подобное рассуждение могло бы быть проведено с использованием... - A similar argument may be made using...• Поучительно провести детальное решение... - It is instructive to carry out in detail the solution of...• Существуют несколько способов как провести введение в теорию... - There are several ways of introducing the theory of...• Удовлетворительный анализ был проведен на образцах, имеющих... - Satisfactory analysis has been performed on samples having...• Хотя мы и не проводили многочисленные эксперименты, тем не менее, мы ожидаем, что... - Although no extensive experiments have been carried out, we expect that...• Часто удобно проводить последнюю процедуру... - It is often convenient to carry out the latter process by... -
28 производить
(= произвести) produce, construct, make, create, derive, carry out, generate, perform• Более того, если произвести лишь небольшое усилие, можно... - Moreover, with very little effort it is possible to...• Была обнаружена возможность производить... - It has been found possible to produce...• Мы сейчас произведем более систематическое исследование... - We shall now make a more systematic study of...• Очевидно, что такое преобразование производит... - Obviously, such a transformation produces...• По повторяющимся индексам i, j производится суммирование. - Summation is over repeated subscripts• Повсюду в этом исследовании будет произведен упор на... - Throughout this treatment an effort will be made to...• Подобные эксперименты были произведены Смитом [1]. - Similar experiments have been conducted by Smith [1].• Таким способом мы можем произвести... - In this way we can make...• Часто необходимо произвести... - It is frequently necessary to generate...• Чтобы произвести оценки предположим, что... - For the purpose of making estimates, suppose that...• Чтобы проиллюстрировать мы произведем... - For the purpose of illustration we carry out...• Это преобразование можно также произвести графически, используя... - This transformation may also be performed graphically using... -
29 pie
m.1 foot.a pie on footprefiero ir a pie I'd rather walk o go on footestar de o en pie to be on one's feet o standingponerse de o en pie to stand upllevamos dos horas de pie we've been on our feet for two hoursperder/no hacer pie to go/to be out of one's depthpie de atleta athlete's footpies de cerdo (pig's) trotterspies planos flat feet2 stand.pie de foto caption3 cue (Teatro).4 leg, central support.5 Computer Science Academic Program.6 pes.pret.indicat.1st person singular (yo) Preterite Indicative of Spanish verb: piar.* * *1 ANATOMÍA foot2 (base - de una lámpara) base; (- de una escultura) plinth3 (de un verso) foot4 (medida de longitud) foot5 (de un documento) foot; (de una fotografía, dibujo) caption\a los pies de la cama at the foot of the beda pie on footal pie de la letra word for wordal pie del cañón familiar hard at it, workingbuscarle los tres pies al gato familiar to split hairscreer algo a pies juntillas familiar to believe something implicitlydar pie a to give occasion forde los pies a la cabeza from head to toeempezar con buen/mal pie to start off on the right/wrong footestar en pie de guerra to be on a war footing 2 figurado to be on the war pathhacer pie to touch the bottomir con pies de plomo to tread very carefullynacer de pie to be born with a silver spoon in one's mouthno dar pie con bola to mess everything up, not get anything rightno tener ni pies ni cabeza to be ludicrous, be absurdpararle los pies a alguien to put somebody in their placeponer los pies en to set foot inponerse de/en pie to get to one's feet, stand upsaber de qué pie cojea alguien to know what somebody's weakness istenerse de pie to keep on one's feetpie de atleta athlete's footpie de imprenta imprintpies planos flat feet* * *noun m.1) foot2) cue* * *SM1) (Anat) footponer el pie en el acelerador — (lit) to step on the gas *; (fig) to speed things up, step up the pace
pies de cerdo — (Culin) (pig's) trotters
2) [locuciones]•
a pie — on footir a pie — to go on foot, walk
•
estar de pie — to be standing (up)permanecieron mucho tiempo de pie — they were standing for a long time, they were on their feet a long time
•
en pie, llevo en pie desde las cuatro — I've been up since fourmantenerse en pie — [persona] to stay standing o on one's feet; [objeto] to remain upright
ganado en pie — LAm cattle on the hoof
•
a pie enjuto — † (lit) dry-shod; (fig) without danger, without any risk•
a pie firme † —•
ponerse de o en pie — to stand up- de a piegente de a pie — common o ordinary folk
soldado de a pie — ( Hist) foot-soldier
se lo llevaron con los pies por delante — he left feet first, he left in a (wooden) box
desde el pasado sábado, mi padre no ha puesto los pies en casa — my father hasn't set foot in the house since last Saturday
- poner los pies en polvorosasin pies ni cabeza —
buscar 1., 1), a)el mensaje no tenía ni pies ni cabeza — the message didn't make any sense at all, I couldn't make head or tail of the message
3) (=base) [de columna, estatua, lámpara] base; [de cama] foot; [de colina, escalera] foot, bottom; [de copa] stem; [de calcetín] footal pie del monte — at the foot o bottom of the mountain
al pie de ese edificio — next to that building, right beside that building
al pie de la obra — (Com) including delivery charges
al pie del cañón —
4) [de página] foot, bottom; [de foto] caption5) (Bot) [de árbol] trunk; [de planta] stem; [de rosa] stock6) (=unidad de medida) foot7) (Teat) cue8) [de vino] sediment9) (=causa)•
dar pie a — to give cause for10) (=posición)•
estar en pie de igualdad — to be on an equal footing ( con with)estar en pie de guerra — (lit) to be on a war footing, be ready to go to war; (fig) to be on the warpath
11) (Literat) foot12) Cono Sur * (=pago) deposit, down payment13)pie de vía — CAm (Aut) indicator, turn signal (EEUU)
* * *I1)a) (Anat) foota sus pies, señora — (frml) at your service, madam (frml)
b) (en locs)¿vamos a pie o en coche? — shall we walk or take the car?
hoy ando a pie — (AmL) I'm without wheels today
al pie — (Col) very close, just round the corner
en pie: estoy en pie desde las siete I've been up since seven o'clock; no puedo tenerme en pie I can hardly walk/stand; sólo la iglesia quedó en pie only the church remained standing; queda en pie la cita our date is still on; mi oferta/promesa sigue en pie my offer/promise still stands; ganado en pie (AmL) livestock, cattle on the hoof; andarse con pie(s) de plomo (fam) to tread very carefully o warily; a pie pelado (Chi) barefoot, in one's bare feet; a pie(s) juntillas: seguí a pies juntillas sus indicaciones I followed his instructions to the letter; creerse algo a pies juntillas to blindly believe something; buscarle tres or cinco pies al gato (fam) ( buscar complicaciones) to complicate matters; cojear del mismo pie (fam) to be two of a kind (colloq); con los pies (fam) badly; lleva la empresa con los pies he's making a hash o mess of running the company (colloq); con los pies por or para delante (fam & euf) feet first; con los pies sobre la tierra with one's feet on the ground; con mal pie or con el pie izquierdo: empezó con mal pie she got off to a bad start; hoy me levanté or empecé el día con el pie izquierdo I got up on the wrong side of the bed today (AmE), I got out of bed on the wrong side today (BrE); no le des pie para que te critique don't give him cause o reason to criticize you; dar pie a algo murmuraciones/especulaciones to give rise to something; esto dio pie a una discusión this caused o was the cause of an argument; darle pie a alguien: de a pie common, ordinary; el ciudadano de a pie the man in the street, the average man/person; de la cabeza a los pies or de pies a cabeza from head to foot o toe, from top to toe (colloq); echar pie atrás (Chi) to back down; en pie de guerra on a war footing; en (un) pie de igualdad on an equal footing; estar a pie (Chi fam) to be lost (colloq); estar atado de pies y manos to be bound hand and foot; estar con un pie en el estribo (fam) to be about to leave; estar con un pie en la tumba or la sepultura or el hoyo to have one foot in the grave; hacer pie to be able to touch the bottom; írsele los pies a alguien: cuando empezó la música se me iban los pies once the music began I couldn't keep my feet still; leche al pie de la vaca (AmL) milk fresh from the cow; levantarse/empezar con buen pie or con el pie derecho to get off to a good start; nacer de pie to be born under a lucky star; no doy/da pie con bola (fam) I/he can't get a thing right; no tener ni pies ni cabeza to make no sense whatsoever; un plan sin pies ni cabeza a crazy o an absurd plan; pararle a alguien los pies (Esp) to put somebody in his/her place (colloq); perder pie ( en el agua) to get out of one's depth; ( resbalarse) to lose one's footing; pies de barro feet of clay; poner (los) pies en polvorosa (fam) to take to one's heels (colloq); poner los pies en un lugar to set foot in a place; por mi/tu/su (propio) pie unaided, without any help; saber de qué pie cojea alguien (Esp fam) to know somebody's faults o weak points; ser más viejo que andar a pie — (CS fam) to be as old as the hills (colloq)
2)a) (de calcetín, media) footb) (de lámpara, columna) base; ( de copa - base) base; (- parte vertical) stemc) (de página, escrito) foot, bottomuna nota a or al pie de página — a footnote
al pie or a los pies de la montaña — at the foot of the mountain
al pie del cañón: Ana se quedó al pie del cañón mientras el jefe estaba fuera Ana stayed here to hold the fort while the boss was away; ella es la que está siempre al pie del cañón — she's the one who's always there to keep things going
d) ( de cama) tb3) (Bot) cutting, slip4) ( medida) foot; (Lit) foot•II [pai]masculino (AmL) pie* * *I1)a) (Anat) foota sus pies, señora — (frml) at your service, madam (frml)
b) (en locs)¿vamos a pie o en coche? — shall we walk or take the car?
hoy ando a pie — (AmL) I'm without wheels today
al pie — (Col) very close, just round the corner
en pie: estoy en pie desde las siete I've been up since seven o'clock; no puedo tenerme en pie I can hardly walk/stand; sólo la iglesia quedó en pie only the church remained standing; queda en pie la cita our date is still on; mi oferta/promesa sigue en pie my offer/promise still stands; ganado en pie (AmL) livestock, cattle on the hoof; andarse con pie(s) de plomo (fam) to tread very carefully o warily; a pie pelado (Chi) barefoot, in one's bare feet; a pie(s) juntillas: seguí a pies juntillas sus indicaciones I followed his instructions to the letter; creerse algo a pies juntillas to blindly believe something; buscarle tres or cinco pies al gato (fam) ( buscar complicaciones) to complicate matters; cojear del mismo pie (fam) to be two of a kind (colloq); con los pies (fam) badly; lleva la empresa con los pies he's making a hash o mess of running the company (colloq); con los pies por or para delante (fam & euf) feet first; con los pies sobre la tierra with one's feet on the ground; con mal pie or con el pie izquierdo: empezó con mal pie she got off to a bad start; hoy me levanté or empecé el día con el pie izquierdo I got up on the wrong side of the bed today (AmE), I got out of bed on the wrong side today (BrE); no le des pie para que te critique don't give him cause o reason to criticize you; dar pie a algo murmuraciones/especulaciones to give rise to something; esto dio pie a una discusión this caused o was the cause of an argument; darle pie a alguien: de a pie common, ordinary; el ciudadano de a pie the man in the street, the average man/person; de la cabeza a los pies or de pies a cabeza from head to foot o toe, from top to toe (colloq); echar pie atrás (Chi) to back down; en pie de guerra on a war footing; en (un) pie de igualdad on an equal footing; estar a pie (Chi fam) to be lost (colloq); estar atado de pies y manos to be bound hand and foot; estar con un pie en el estribo (fam) to be about to leave; estar con un pie en la tumba or la sepultura or el hoyo to have one foot in the grave; hacer pie to be able to touch the bottom; írsele los pies a alguien: cuando empezó la música se me iban los pies once the music began I couldn't keep my feet still; leche al pie de la vaca (AmL) milk fresh from the cow; levantarse/empezar con buen pie or con el pie derecho to get off to a good start; nacer de pie to be born under a lucky star; no doy/da pie con bola (fam) I/he can't get a thing right; no tener ni pies ni cabeza to make no sense whatsoever; un plan sin pies ni cabeza a crazy o an absurd plan; pararle a alguien los pies (Esp) to put somebody in his/her place (colloq); perder pie ( en el agua) to get out of one's depth; ( resbalarse) to lose one's footing; pies de barro feet of clay; poner (los) pies en polvorosa (fam) to take to one's heels (colloq); poner los pies en un lugar to set foot in a place; por mi/tu/su (propio) pie unaided, without any help; saber de qué pie cojea alguien (Esp fam) to know somebody's faults o weak points; ser más viejo que andar a pie — (CS fam) to be as old as the hills (colloq)
2)a) (de calcetín, media) footb) (de lámpara, columna) base; ( de copa - base) base; (- parte vertical) stemc) (de página, escrito) foot, bottomuna nota a or al pie de página — a footnote
al pie or a los pies de la montaña — at the foot of the mountain
al pie del cañón: Ana se quedó al pie del cañón mientras el jefe estaba fuera Ana stayed here to hold the fort while the boss was away; ella es la que está siempre al pie del cañón — she's the one who's always there to keep things going
d) ( de cama) tb3) (Bot) cutting, slip4) ( medida) foot; (Lit) foot•II [pai]masculino (AmL) pie* * *pie11 = foot [feet, -pl.], tail, toe.Ex: She was tapping with her foot on the carpet.
Ex: The top and bottom of the book are known as the head and tail respectively, and the front is the fore-edge (rhymes with porridge); similarly the margins round the type on each page are called the head, tail, outer (at the fore-edge), and inner margins.Ex: The platen was lashed up tight to the toe of the spindle by cords which connected hooks at its four corners to another set of hooks at the four lower corners of the hose.* alfombra de pie de cama = bedside rug.* al pie (de) = at the bottom (of), at the foot (of).* al pie de la letra = to the letter.* andar con pies de plomo = tread + warily.* andarse con pies de plomo = walk on + eggshells.* apagar un fuego con los pies = stomp out + fire.* a pie = on foot, afoot, dismounted.* a poca distancia a pie = within an easy walk, within walking distance.* a pocos minutos a pie = within walking distance, within easy walking distance, within an easy walk.* apoyo para los pies = footrest.* arrastrando los pies = shuffling.* arrastrar los pies = drag + Posesivo + feet, drag + Posesivo + heels.* arreglarse los pies = pedicure.* atar de pies y manos = hogtie.* bajo los pies = underfoot.* baño de pies = footbath.* bomba de pie = foot pump.* buscarle cinco pies al gato = split + hairs.* buscarle los tres pies al gato = nitpick.* buscarle tres pies al gato = split + hairs.* caer de pie = land on + Posesivo + (own two) feet.* carrera a pie = foot race.* comenzar Algo con buen pie = start + Nombre + off on the right foot.* comenzar con buen pie = start + Nombre + on the right footing.* con el pie deformado = clubfooted.* con la punta de los pies mirando hacia dentro = pigeon-toed.* con los pies sobre la tierra = down-to-earth.* con notas a pie de página = footnoted.* con pie firme = sure-footed.* con un pie en la tumba = over the hill.* cuidado de los pies = footcare.* dar pie a = spark off, give + rise to, bring about, lead to, cause, open + the door to, give + cause to, give + occasion to.* dedo del pie = toe.* dedo gordo del pie, el = big toe, the.* dedo meñique del pie = pinkie toe.* de dos pies = two-legged.* dejar de pie = leave + standing.* de la cabeza a los pies = from head to foot, from head to toe.* de nuevo en pie = up and about.* de pies a cabeza = from head to toe, from head to foot.* de pies ligeros = swift-footed.* de pies planos = flat-footed.* desde la cabeza hasta los pies = head to toe, from head to toe, from head to foot.* distancia a pie = walking distance.* el ciudadano de a pie = the average Joe.* el mundo está a sus pies = the world is + Posesivo + oyster.* empezar Algo con buen pie = start + Nombre + off on the right foot.* empezar con buen pie = start + Nombre + on the right footing, hit + the ground running.* en pie = up and about.* en pie de guerra = on the warpath.* entrar con buen pie = start + Nombre + off on the right foot.* estar de pie = stand.* estar de pie por encima de = stand over.* freno de pie = foot brake [footbrake].* gente de a pie = ordinary people.* hombre de a pie, el = man-on-the-street, man in the street, the.* ir a pie = leg it.* la ciudadana de a pie = the average Jane.* la gente se puso de pie para aplaudir = standing ovation.* lámpara de pie = standing lamp, floor lamp.* levantarse con el pie izquierdo = wake up on + the wrong side of the bed, get up on + the wrong side of the bed.* mantenerse en pie = hold + Posesivo + own.* no creerse Algo al pie de la letra = take + Nombre + with a pinch of salt.* no encontrar ni el pie ni la cabeza = can't make head(s) or tail(s) of.* nota a pie de página = footnote.* no tener ni pies ni cabeza = can't make head(s) or tail(s) of, be pointless.* no tenerse en pie = Negativo + hold + water.* parte anterior del pie = ball of + Posesivo + foot.* perchero de pie = coat-stand.* perder el pie = lose + Posesivo + footing.* pie de atleta = athlete's foot.* pie de imprenta = edition imprint, imprint statement, imprint.* pie de obra = building site.* pie de página = footer.* pie de página repetido = running foot, footline.* pie de pie = standing.* Pie Grande = Bigfoot, Sasquatch.* pies planos = flat feet, pes planus, fallen arches.* pies sobre la tierra = feet on the ground.* planta del pie = sole.* poner de pie = stand + upright.* poner los pies en alto = put + Posesivo + feet up.* poner los pies en + Posesivo + casa = darken + Posesivo + door.* poner los pies sobre la tierra = come down + to earth.* poner pie en = set + foot (inside/in/on).* ponerse de pie = rise, stand up, get to + Posesivo + feet, rise to + Posesivo + feet.* ponerse en pie de guerra = dig up + the tomahawk, dig up + the hatchet, dig up + the war axe.* retrete de pie = squat toilet, squatty potty, squat loo.* sacar los pies del plato = break out of + the box.* sacar los pies del tiesto = break out of + the box.* salir por pies = take off + running, leg it, take to + Posesivo + heels, run off.* seguir Algo al pie de la letra = follow + Nombre + to the letter.* seguir al pie de la letra = keep + strictly to the letter.* seguir al pie del cañón = soldier on.* seguir en pie = hold + Posesivo + own, hold up.* sin pies ni cabeza = without rhyme or reason.* tener los pies firmemente en el suelo = feet + be + firmly planted on the ground.* tiña del pie = tinea pedis.* uña del pie = toenail.* visita a pie = walking tour.pie22 = foot [feet, -pl.].Ex: Soon, however, the collection outgrew its meagre quarters and a full-fledged library occupying a 40x60 foot area came into being.
* de un pie de grosor = foot-thick.* pie cuadrado = square foot (sq. ft.).* pie lineal = linear foot.pie33 = winter.Nota: En la prensa antigua de madera, travesaño que unía los postes de madera verticales que servían de soporte a toda la prensa por la parte de abajo y que servía de soporte al ensamblaje de transporte carriage assembly.Ex: The chief members of the impression carriage were two upright cheeks about 2 m. high and placed 60-65 cm. apart, carrying between them the winter and, above it, the head, two massive cross timbers mortised into the cheeks which contained the vertical thrust of the impression.
* * *pie1A1 [ Vocabulary notes (Spanish) ] ( Anat) footno arrastres los pies don't drag your feetse rompió un dedo del pie he broke a toetiene (los) pies planos she has flat feet2 ( en locs):a pie on footqueda muy cerca, podemos ir a pie it's very near, we can walk o go on foot¿vamos a pie o en coche? shall we walk or take the car?esta semana ando a pie ( AmL); I'm walking everywhere this weekuna nota a pie de página a note at the foot of the pageviviendas a pie de playa ( Esp); houses with access to the beachoficina a pie de calle ( Esp); office with direct access to the streetuna entrevista a piecalle ( Esp); an interview in the streetexperimentos a pie de aula ( Esp); experiments in the classroomde pie standingestuvimos de pie casi dos horas we were standing (up) o we were on our feet for almost two hourstuvimos que viajar de pie todo el camino we had to stand all the wayponte de pie stand upen pie: estoy en pie desde las siete de la mañana I've been up since seven o'clock this morningya no podía tenerme en pie I could hardly walk/stand, I was ready to dropsólo la pequeña iglesia quedó en pie only the little church remained standingqueda en pie la cita para mañana our date for tomorrow is still onmi oferta/la promesa sigue en pie my offer/the promise still standsganado en pie ( AmL); livestock, cattle on the hoofa pie pelado ( Chi); barefoot, in one's bare feeta pie(s) juntillas: está siguiendo a pies juntillas las indicaciones de sus superiores he's following his bosses' instructions to the letterse cree a pies juntillas todo lo que le dicen he blindly believes every word he's toldbuscarle tres or cinco pies al gato ( fam) (buscar complicaciones) to complicate matters, make life difficult; (exponerse al peligro) to ask for trouble ( colloq)cojear del mismo pie ( fam); to be two of a kind ( colloq), to be tarred with the same brush ( colloq)con buen pieor con el pie derecho: a ver si mañana nos levantamos con el pie derecho I hope things will get off to a better start tomorrowcon los pies ( fam); badlyesta camisa la debes haber planchado con los pies this shirt looks as if you ironed it with your eyes closeduna solicitud escrita con los pies a very poorly written letter of applicationel gerente lleva la empresa con los pies the manager is making a hash o mess of running the company ( colloq)con los pies por or para delante ( fam euf); feet firstde esta casa me sacarán con los pies por delante they'll have to carry me out of this house feet first o in a box ( colloq euph)con los pies sobre la tierra with one's feet on the groundtiene los pies bien puestos sobre la tierra she has her feet firmly on the groundempezó con mal pie she got off to a bad start, she started badlyhoy me levanté or empecé el día con el pie izquierdo I got up on the wrong side of the bed today ( AmE), I got out of bed on the wrong side today ( BrE)con pie(s) de plomo ( fam); very carefully o warilyándate con pies de plomo tread very warily o carefullydar pie a algo to give rise to sthsu conducta dio pie a murmuraciones her behavior gave rise to o sparked off rumorsno quiero que esto dé pie a una discusión I don't want this to cause o to be the cause of an argumentdarle pie a algn: no le des pie para que te siga criticando don't give him cause o reason o grounds to criticize you againde a pie common, ordinaryel ciudadano de a pie the man in the street, the average man/persona mí me gusta hablar con la gente de a pie I like talking to ordinary peoplede la cabeza a los pies or de pies a cabeza from head to foot o toe, from top to toe ( colloq)echar pie atrás ( Chi); to back downen pie de guerra on a war footing, ready for war, on full alerten (un) pie de igualdad on an equal footing, on equal termsestar atado de pies y manos to be bound hand and foot, have one's hands tiedestar con un pie en el estribo ( fam); to be about to leaveme pillas con un pie en el estribo I was just on my way out o about to leaveya están con un pie en el estribo they're all set to goestar con un pie en la tumba or sepultura to have one foot in the gravehacer pie to be able to touch the bottomyo aquí no hago pie I can't touch the bottom here, I'm out of my depth hereírsele los pies a algn: cuando empezó la música se me iban los pies once the music began I couldn't keep my feet stillleche al pie de la vaca ( AmL); milk fresh from the cownacer de pie to be born under a lucky starno doy/da pie con bola ( fam); I/he can't get a thing rightno estirar los pies más de lo que da la frazada ( RPl fam); to cut one's coat according to one's clothno tener ni pies ni cabeza to make no sense whatsoeverel ensayo no tenía ni pies ni cabeza the essay made no sense whatsoever o was totally unintelligibleun plan sin pies ni cabeza a crazy o an absurd planperder pie (en el agua) to get out of one's depth; (resbalarse) to lose one's footing; (confundirse) to slip uppies de barro feet of clayun héroe con pies de barro a hero with feet of clayponer (los) pies en polvorosa ( fam); to take to one's heels, make oneself scarce, hotfoot it ( colloq)poner los pies en un lugar to set foot in a placehoy no he puesto pie en la calle I haven't set foot outside the house todaypor mi/tu/su (propio) pie unaided, without any helpCompuestos:● pie cavohigh instepathlete's foot( Chi) dogtoothclubfootB1 (de un calcetín, una media) foot3 (de una máquina de coser) foot, treadle4 (de una página, un escrito) foot, bottomuna nota a or al pie de página a footnoteremita el cupón que se acompaña al pie send off the coupon belowun pueblo al pieor a los pies de la montaña a village at the foot of the mountainal pie de la letra exactlysigue mis instrucciones al pie de la letra follow my instructions to the letter o exactlyrepetí al pie de la letra lo que me dijiste I repeated word for word o exactly what you told meal pie del cañón workingtodos se habían ido, pero nosotros seguíamos al pie del cañón everyone had left, but we were still hard at it o still working away5 (de una cama) tbCompuestos:little endname and title of signatorycaptionimprintfooterslide gaugeC ( Bot) cutting, slipCompuesto:rootstockD [ Vocabulary notes (Spanish) ] (medida) footocho pies cuadrados eight square feetE ( Lit) footCompuesto:F ( Chi) (depósito) down paymentpie2/pai/( AmL)pie* * *
Del verbo piar: ( conjugate piar)
pié es:
1ª persona singular (yo) pretérito indicativo
píe es:
1ª persona singular (yo) presente subjuntivo3ª persona singular (él/ella/usted) presente subjuntivo3ª persona singular (él/ella/usted) imperativo
Multiple Entries:
piar
pie
piar ( conjugate piar) verbo intransitivo
to chirp, tweet
pie 1 sustantivo masculino
1a) (Anat) foot;
tiene (los) pies planos she has flat feet;
pie de atleta athlete's footb) ( en locs)
ir a pie to go on foot, walk;
hoy ando a pie (AmL) I'm without wheels today;
de pie standing;
ponte de pie stand up;
en pie: estoy en pie desde las siete I've been up since seven o'clock;
no puedo tenerme en pie I can hardly walk/stand;
solo la iglesia quedó en pie only the church remained standing;
mi oferta sigue en pie my offer still stands;
a pie pelado (Chi) barefoot, in one's bare feet;
de a pie common, ordinary;
de la cabeza a los pies or de pies a cabeza from head to foot o toe, from top to toe (colloq);
en pie de guerra on a war footing;
en (un) pie de igualdad on an equal footing;
hacer pie to be able to touch the bottom;
levantarse con el pie derecho to get off to a good start;
no tener ni pies ni cabeza to make no sense whatsoever;
por mi/tu/su (propio) pie unaided, without any help
2
( de copa — base) base;
(— parte vertical) stem;
( de montaña) foot
una nota a or al pie de página a footnote;
al pie de la letra ‹copiar/repetir› word by word, exactly
3
b) (Lit) foot
pie 2 /pai/ sustantivo masculino (AmL) pie
piar vi (pájaro) to chirp, cheep, tweet
pie sustantivo masculino
1 (de una persona) foot
ponerse de pie, to stand up
pies planos, flat feet
2 (de una columna, lámpara, etc) base
3 (de una copa) stem
4 (de una fotografía) caption
5 (de un texto) foot
una nota a pie de página, a footnote
6 (medida) foot
♦ Locuciones: dar pie a, to give cause for
a pies juntillas, blindly
al pie de la letra, to the letter
con buen/mal pie, on the right/wrong footing
con pies de plomo, cautiously
de pie, standing up
de pies a cabeza, from head to foot
' pie' also found in these entries:
Spanish:
A
- bola
- caminar
- cañón
- ciudadana
- ciudadano
- cojear
- compartir
- dedo
- dormirse
- empanada
- enredarse
- excursionista
- flojera
- gráfica
- gráfico
- guerra
- hormiguear
- hormigueo
- lámpara
- letra
- levantarse
- migaja
- nacer
- parada
- parado
- pararse
- pastel
- patear
- patín
- perchero
- planta
- pulgar
- punta
- reloj
- resistir
- sostenerse
- talón
- tenerse
- uña
- vadear
- ver
- zancadilla
- a
- agachar
- amoldar
- bien
- budín
- buscar
- calambre
English:
accused
- athlete's foot
- bare
- base
- bed
- book
- bottom
- caption
- circumscribe
- clubfoot
- custard pie
- dead
- easy
- floor lamp
- foot
- foothold
- footing
- footnote
- ft
- grandfather
- hike
- hill
- impression
- imprint
- instep
- itch
- letter
- man
- meat pie
- mince pie
- on
- pace
- pie
- pie chart
- press
- print
- promenade concert
- rambler
- remain
- rise
- roll out
- salt
- sole
- stamp
- stamp down
- stand
- stand up
- standing
- standing ovation
- standing room
* * *pie nm1. [de persona] foot;estos zapatos me hacen daño en los pies these shoes hurt my feet;a pie on foot;prefiero ir a pie I'd rather walk o go on foot;llevamos dos horas de pie we've been on our feet for two hours;llevo en pie desde las seis de la mañana I've been up and about since six in the morning;la oferta sigue en pie the offer still stands;echar pie a tierra [jinete] to dismount;[pasajero] to alight;se me fueron los pies [resbalé] I slipped, I lost my footing;se me iban los pies con la música my feet were tapping along to the music;perder/no hacer pie [en el agua] to go/to be out of one's depth;Formala sus pies at your service;el ciudadano de a pie the man in the street;en pie de igualdad on an equal footing;en pie de guerra on a war footing;pies de barro: un héroe/líder con (los) pies de barro a hero/leader with feet of clay;Famde pies a cabeza from head to toe;con buen pie: empezar con buen pie to get off to a good start;terminar con buen pie to end on a good note;caer de pie [tener suerte] to land on one's feet;no dar pie con bola to get everything wrong;con el pie derecho: empezar con el pie derecho to get off to a good start;estar con un pie en el estribo to be about to leave;a pies juntillas unquestioningly;levantarse con el pie izquierdo to get out of bed on the wrong side;con mal pie: empezar con mal pie to get off to a bad start;terminar con mal pie to end on a sour note;nacer de pie to be born lucky;pararle los pies a alguien to put sb in their place;Famponer pies en polvorosa: al llegar la policía, puso pies en polvorosa when the police arrived, you couldn't see him for dust o he legged it;Espsaber de qué pie cojea alguien to know sb's weaknesses;Famsalir con los pies por delante to leave feet first o in a box;Esp Famsalir por pies to leg it;no tener ni pies ni cabeza to make no sense at all;tener un pie en la tumba to have one foot in the graveno tenerse en pie: no me tengo en pie I can't stand up a minute longer;esa teoría no se tiene en pie that theory doesn't stand uppie de atleta athlete's foot;pies de cerdo (pig's) trotters;pies planos flat feet2. [base] [de lámpara, micrófono] stand;[de copa] stem; [de montaña, árbol, escalera] foot;al pie de la página at the foot o bottom of the page;al pie de la letra to the letter, word for word;sigue las instrucciones al pie de la letra follow the instructions to the letter;copiar algo al pie de la letra to copy sth word for word;no hace falta que lo interpretes al pie de la letra there's no need to interpret it literally;al pie del cañón: ahí está, siempre al pie del cañón there he is, always hard at workpie de foto caption;pie de imprenta imprint;Informát pie de página footer3. [unidad de medida] foot;mide tres pies de ancho it's three foot o feet wide4. Teatro cue;Figdar pie a [críticas, comentarios] to give rise to;[sospechas] to give cause for; Figdar pie a alguien para que haga algo to give sb cause to do sthpie quebrado = short line of four or five syllables alternating with longer lines* * *m2 de persona foot;a pie on foot;al pie de at the foot of;de pie standing;estar de pie be standing (up);en pie stand up;de pies a cabeza from head to foot;no tiene ni pies ni cabeza it doesn’t make any sense at all, I can’t make head nor tail of it;a pies juntillas creer blindly;levantarse con el pie izquierdo get out of bed on the wrong side;con buen/mal pie empezar get off to a good/bad start;con los pies fig badly;andarse con pies de plomo tread warily;estar en pie be up, be out of bed;estar en pie de guerra be on a war footing;cinco pies al gato fig make things difficult, complicate things;a give rise to, generate;echar pie a tierra go ashore;estar al pie del cañón fig be hard at work;hacer pie touch bottom;no dar pie con bola fam get odo everything wrong;parar los pies a alguien take s.o. down a peg or two fam ;saber de qué pie cojea alguien fig know where s.o. is coming from;poner pies en polvorosa fam take to one’s heels fam ;salir por pies hotfoot it fam, make o.s. scarce;pie de la cama foot of the bed;pies planos flat feet* * *pie nm1) : foota pie: on footde pie: on one's feet, standing2) : base, bottom, stem, footpie de la cama: foot of the bedpie de una lámpera: base of a lamppie de la escalera: bottom of the stairspie de una copa: stem of a glass3) : foot (in measurement)pie cuadrado: square foot4) : cue (in theater)5)dar pie a : to give cause for, to give rise to6)en pie de igualidad : on equal footing* * *pie n2. (de estatua, lámpara, etc) base -
30 может служить объяснением
Может служить объяснениемThis may explain the long recognized difficulty of using this material as lubricant.They [transitions] may account for the conflicting rheological models based on EHD experiments.Русско-английский научно-технический словарь переводчика > может служить объяснением
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31 оказываться менее успешным
Оказываться менее / не таким успешным-- Experiments using vacuum were not as successful.Русско-английский научно-технический словарь переводчика > оказываться менее успешным
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32 оказываться не таким успешным
Оказываться менее / не таким успешным-- Experiments using vacuum were not as successful.Русско-английский научно-технический словарь переводчика > оказываться не таким успешным
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33 тогда можно было бы надеяться, что
Тогда можно было бы надеяться, что-- There would then have been some hope that experiments using other test installations could reproduce the author's results.Русско-английский научно-технический словарь переводчика > тогда можно было бы надеяться, что
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34 Albert, Wilhelm August Julius
SUBJECT AREA: Mining and extraction technology[br]b. 24 January 1787 Hannover, Germanyd. 4 July 1846 Clausthal, Harz, Germany[br]German mining official, successful applier of wire cable.[br]After studying law at the University of Göttingen, Albert turned to the mining industry and in 1806 started his career in mining administration in the Harz district, where he became Chief Inspector of mines thirty years later. His influence on the organization of the mining industry was considerable and he contributed valuable ideas for the development of mining technology. For example, he initiated experiments with Reichenbach's water-column pump in Harz when it had been working successfully in the transportation of brine in Bavaria, and he encouraged Dörell to work on his miner's elevator.The increasing depths of shafts in the Harz district brought problems with hoisting as the ropes became too heavy and tended to break. At the beginning of the nineteenth century, iron link chains replaced the hempen ropes which were expensive and wore out too quickly, especially in the wet conditions in the shafts. After he had experimented for six years using counterbalancing iron link chains, which broke too easily, in 1834 he conceived the idea of producing stranded cables from iron wires. Their breaking strength and flexibility depended greatly on the softness of the iron and the way of laying the strands. Albert produced the cable by attaching the wires to strings which he turned evenly; this method became known as "Albert lay". He was not the first to conceive the idea of metal cables: there exists evidence for such cables as far back as Pompeii; Leonardo da Vinci made sketches of cables made from brass wires; and in 1780 the French engineer Reignier applied iron cables for lightning conductors. The idea also developed in various other mining areas, but Albert cables were the first to gain rapidly direct common usage worldwide.[br]Bibliography1835, "Die Anfertigung von Treibseilen aus geflochtenem Eisendraht", Karstens Archiv 8: 418–28.Further ReadingK.Karmarsch, "W.A.J.Albert", Allgemeine deutsche Biographie 1:212–3.W.Bornhardt, 1934, W.A.J.Albert und die Erfindung der Eisendrahtseile, Berlin (a detailed description of his inventions, based on source material).C.Bartels, 1992, Vom frühneuzeitlichen Montangewerbe zur Bergbauindustrie, Bochum: Deut sches Bergbau-Museum (evaluates his achievements within the framework of technological development in the Harz mining industry).WKBiographical history of technology > Albert, Wilhelm August Julius
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35 Archer, Frederick Scott
SUBJECT AREA: Photography, film and optics[br]b. 1813 Bishops Stortford, Hertfordshire, Englandd. May 1857 London, England[br]English photographer, inventor of the wet-collodion process, the dominant photographic process between 1851 and c.1880.[br]Apprenticed to a silversmith in London, Archer's interest in coin design and sculpture led to his taking up photography in 1847. Archer began experiments to improve Talbot's calotype process and by 1848 he was investigating the properties of a newly discovered material, collodion, a solution of gun-cotton in ether. In 1851 Archer published details of a process using collodion on glass plates as a carrier for silver salts. The process combined the virtues of both the calotype and the daguerreotype processes, then widely practised, and soon displaced them from favour. Collodion plates were only sensitive when moist and it was therefore essential to use them immediately after they had been prepared. Popularly known as "wet plate" photography, it became the dominant photographic process for thirty years.Archer introduced other minor photographic innovations and in 1855 patented a collodion stripping film. He had not patented the wet-plate process, however, and made no financial gain from his photographic work. He died in poverty in 1857, a matter of some embarrassment to his contemporaries. A subscription fund was raised, to which the Government was subsequently persuaded to add an annual pension.[br]Bibliography1851, Chemist (March) (announced Archer's process).Further ReadingJ.Werge, 1890, The Evolution of Photography.H.Gernsheim and A.Gernsheim, 1969, The History of "Photography", rev. edn, London.JWBiographical history of technology > Archer, Frederick Scott
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36 Arkwright, Sir Richard
SUBJECT AREA: Textiles[br]b. 23 December 1732 Preston, Englandd. 3 August 1792 Cromford, England[br]English inventor of a machine for spinning cotton.[br]Arkwright was the youngest of thirteen children and was apprenticed to a barber; when he was about 18, he followed this trade in Bol ton. In 1755 he married Patients Holt, who bore him a son before she died, and he remarried in 1761, to Margaret Biggins. He prospered until he took a public house as well as his barber shop and began to lose money. After this failure, he travelled around buying women's hair for wigs.In the late 1760s he began spinning experiments at Preston. It is not clear how much Arkwright copied earlier inventions or was helped by Thomas Highs and John Kay but in 1768 he left Preston for Nottingham, where, with John Smalley and David Thornley as partners, he took out his first patent. They set up a mill worked by a horse where machine-spun yarn was produced successfully. The essential part of this process lay in drawing out the cotton by rollers before it was twisted by a flyer and wound onto the bobbin. The partners' resources were not sufficient for developing their patent so Arkwright found new partners in Samuel Need and Jedediah Strutt, hosiers of Nottingham and Derby. Much experiment was necessary before they produced satisfactory yarn, and in 1771 a water-driven mill was built at Cromford, where the spinning process was perfected (hence the name "waterframe" was given to his spinning machine); some of this first yarn was used in the hosiery trade. Sales of all-cotton cloth were initially limited because of the high tax on calicoes, but the tax was lowered in 1774 by Act of Parliament, marking the beginning of the phenomenal growth of the cotton industry. In the evidence for this Act, Arkwright claimed that he had spent £12,000 on his machine. Once Arkwright had solved the problem of mechanical spinning, a bottleneck in the preliminary stages would have formed but for another patent taken out in 1775. This covered all preparatory processing, including some ideas not invented by Arkwright, with the result that it was disputed in 1783 and finally annulled in 1785. It contained the "crank and comb" for removing the cotton web off carding engines which was developed at Cromford and solved the difficulty in carding. By this patent, Arkwright had mechanized all the preparatory and spinning processes, and he began to establish water-powered cotton mills even as far away as Scotland. His success encouraged many others to copy him, so he had great difficulty in enforcing his patent Need died in 1781 and the partnership with Strutt ended soon after. Arkwright became very rich and financed other spinning ventures beyond his immediate control, such as that with Samuel Oldknow. It was estimated that 30,000 people were employed in 1785 in establishments using Arkwright's patents. In 1786 he received a knighthood for delivering an address of thanks when an attempt to assassinate George III failed, and the following year he became High Sheriff of Derbyshire. He purchased the manor of Cromford, where he died in 1792.[br]Principal Honours and DistinctionsKnighted 1786.Bibliography1769, British patent no. 931.1775, British patent no. 1,111.Further ReadingR.S.Fitton, 1989, The Arkwrights, Spinners of Fortune, Manchester (a thorough scholarly work which is likely to remain unchallenged for many years).R.L.Hills, 1973, Richard Arkwright and Cotton Spinning, London (written for use in schools and concentrates on Arkwright's technical achievements).R.S.Fitton and A.P.Wadsworth, 1958, The Strutts and the Arkwrights, Manchester (concentrates on the work of Arkwright and Strutt).A.P.Wadsworth and J.de L.Mann, 1931, The Cotton Trade and Industrial Lancashire, Manchester (covers the period leading up to the Industrial Revolution).F.Nasmith, 1932, "Richard Arkwright", Transactions of the Newcomen Society 13 (looks at the actual spinning invention).R.L.Hills, 1970, Power in the Industrial Revolution, Manchester (discusses the technical problems of Arkwright's invention).RLH -
37 Baird, John Logie
[br]b. 13 August 1888 Helensburgh, Dumbarton, Scotlandd. 14 June 1946 Bexhill-on-Sea, Sussex, England[br]Scottish inventor of mechanically-based television.[br]Baird attended Larchfield Academy, then the Royal Technical College and Glasgow University. However, before he could complete his electrical-engineering degree, the First World War began, although poor health kept him out of the armed services.Employed as an engineer at the Clyde Valley Electrical Company, he lost his position when his diamond-making experiment caused a power failure in Glasgow. He then went to London, where he lived with his sister and tried manufacturing household products of his own design. To recover from poor health, he then went to Hastings and, using scrap materials, began experiments with imaging systems. In 1924 he transmitted outline images over wires, and by 1925 he was able to transmit recognizable human faces. In 1926 he was able to transmit moving images at a resolution of thirty lines per image and a frequency of ten images per second over an infrared link. Also that year, he started the world's first television station, which he named 2TV. In 1927 he transmitted moving images from London to Glasgow, and later that year to a passenger liner. In 1928 he demonstrated colour television.In 1936, when the BBC wanted to begin television service, Baird's system lost out in a competition with Marconi Electric and Musical Industries (EMI). In 1946 Baird reported that he had successfully completed research on a stereo television system.[br]Further ReadingR.Tiltman, 1933, Baird of Television, London: Seeley Service; repub. 1974, New York: Arno Press.J.Rowland, 1967, The Television Man: The Story of John Logie Baird, New York: Roy Publishers.F.Macgregor, 1984, Famous Scots, Gordon Wright (contains a short biography on Baird).HO -
38 Baxter, George
SUBJECT AREA: Paper and printing[br]b. 31 July 1804 Lewes, Sussex, Englandd. 11 January 1867 Sydenham, London, England[br]English pioneer in colour printing.[br]The son of a printer, Baxter was apprenticed to a wood engraver and there began his search for improved methods of making coloured prints, hitherto the perquisite of the rich, in order to bring them within reach of a wider public. After marriage to the daughter of Robert Harrild, founder of the printing firm of Harrild \& Co., he set up house in London, where he continued his experiments on colour while maintaining the run-of-the-mill work that kept the family.The nineteenth century saw a tremendous advance in methods of printing pictures, produced as separate prints or as book illustrations. For the first three decades colour was supplied by hand, but from the 1830s attempts were made to print in colour, using a separate plate for each one. Coloured prints were produced by chromolithography and relief printing on a small scale. Prints were first made with the latter method on a commercial scale by Baxter with a process that he patented in 1835. He generally used a key plate that was engraved, aquatinted or lithographed; the colours were then printed separately from wood or metal blocks. Baxter was a skilful printer and his work reached a high standard. An early example is the frontispiece to Robert Mudie's Summer (1837). In 1849 he began licensing his patent to other printers, and after the Great Exhibition of 1851 colour relief printing came into its own. Of the plethora of illustrated literature that appeared then, Baxter's Gems of the Great Exhibition was one of the most widely circulated souvenirs of the event.Baxter remained an active printer through the 1850s, but increasing competition from the German coloured lithographic process undermined his business and in 1860 he gave up the unequal struggle. In May of that year, all his oil pictures, engravings and blocks went up for auction, some 3,000 lots altogether. Baxter retired to Sydenham, then a country place, making occasional visits to London until injuries sustained in a mishap while he was ascending a London omnibus led to his death. Above all, he helped to initiate the change from the black and white world of pre-Victorian literature to the riotously colourful world of today.[br]Further ReadingC.T.Courtney Lewis, 1908, George Baxter, the Picture Printer, London: Sampson Lowe, Marsden (the classic account).M.E.Mitzmann, 1978, George Baxter and the Baxter Prints, Newton Abbot: David \& Charles.LRD -
39 Bell, Revd Patrick
SUBJECT AREA: Agricultural and food technology[br]b. 1799 Auchterhouse, Scotlandd. 22 April 1869 Carmyllie, Scotland[br]Scottish inventor of the first successful reaping machine.[br]The son of a Forfarshire tenant farmer, Patrick Bell obtained an MA from the University of St Andrews. His early association with farming kindled an interest in engineering and mechanics and he was to maintain a workshop not only on his father's farm, but also, in later life, at the parsonage at Carmyllie.He was still studying divinity when he invented his reaping machine. Using garden shears as the basis of his design, he built a model in 1827 and a full-scale prototype the following year. Not wishing the machine to be seen during his early experiments, he and his brother planted a sheaf of oats in soil laid out in a shed, and first tried the machine on this. It cut well enough but left the straw in a mess behind it. A canvas belt system was devised and another secret trial in the barn was followed by a night excursion into a field, where corn was successfully harvested.Two machines were at work during 1828, apparently achieving a harvest rate of one acre per hour. In 1832 there were ten machines at work, and at least another four had been sent to the United States by this time. Despite their success Bell did not patent his design, feeling that the idea should be given free to the world. In later years he was to regret the decision, feeling that the many badly-made imitations resulted in its poor reputation and prevented its adoption.Bell's calling took precedence over his inventive interests and after qualifying he went to Canada in 1833, spending four years in Fergus, Ontario. He later returned to Scotland and be-came the minister at Carmyllie, with a living of £150 per annum.[br]Principal Honours and DistinctionsLate in the day he was honoured for his part in the development of the reaping machine. He received an honorary degree from the University of St Andrews and in 1868 a testimonial and £1,000 raised by public subscription by the Highland and Agricultural Society of Scotland.Bibliography1854, Journal of Agriculture (perhaps stung by other claims, Bell wrote his own account).Further ReadingG.Quick and W.Buchele, 1978, The Grain Harvesters, American Society of Agricultural Engineers (gives an account of the development of harvesting machinery).L.J.Jones, 1979, History of Technology, pp. 101–48 (gives a critical assessment of the various claims regarding the originality of the invention).J.Hendrick, 1928, Transactions of the Highland and Agricultural Society of Scotland, pp.51–69 (provides a celebration of Bell's achievement on its centenary).AP -
40 Biles, Sir John Harvard
SUBJECT AREA: Ports and shipping[br]b. 1854 Portsmouth, Englandd. 27 October 1933 Scotland (?)[br]English naval architect, academic and successful consultant in the years when British shipbuilding was at its peak.[br]At the conclusion of his apprenticeship at the Royal Dockyard, Portsmouth, Biles entered the Royal School of Naval Architecture, South Kensington, London; as it was absorbed by the Royal Naval College, he graduated from Greenwich to the Naval Construction Branch, first at Pembroke and later at the Admiralty. From the outset of his professional career it was apparent that he had the intellectual qualities that would enable him to oversee the greatest changes in ship design of all time. He was one of the earliest proponents of the revolutionary work of the hydrodynamicist William Froude.In 1880 Biles turned to the merchant sector, taking the post of Naval Architect to J. \& G. Thomson (later John Brown \& Co.). Using Froude's Law of Comparisons he was able to design the record-breaking City of Paris of 1887, the ship that started the fabled succession of fast and safe Clyde bank-built North Atlantic liners. For a short spell, before returning to Scotland, Biles worked in Southampton. In 1891 Biles accepted the Chair of Naval Architecture at the University of Glasgow. Working from the campus at Gilmorehill, he was to make the University (the oldest school of engineering in the English-speaking world) renowned in naval architecture. His workload was legendary, but despite this he was admired as an excellent lecturer with cheerful ways which inspired devotion to the Department and the University. During the thirty years of his incumbency of the Chair, he served on most of the important government and international shipping committees, including those that recommended the design of HMS Dreadnought, the ordering of the Cunarders Lusitania and Mauretania and the lifesaving improvements following the Titanic disaster. An enquiry into the strength of destroyer hulls followed the loss of HMS Cobra and Viper, and he published the report on advanced experimental work carried out on HMS Wolf by his undergraduates.In 1906 he became Consultant Naval Architect to the India Office, having already set up his own consultancy organization, which exists today as Sir J.H.Biles and Partners. His writing was prolific, with over twenty-five papers to professional institutions, sundry articles and a two-volume textbook.[br]Principal Honours and DistinctionsKnighted 1913. Knight Commander of the Indian Empire 1922. Master of the Worshipful Company of Shipwrights 1904.Bibliography1905, "The strength of ships with special reference to experiments and calculations made upon HMS Wolf", Transactions of the Institution of Naval Architects.1911, The Design and Construction of Ships, London: Griffin.Further ReadingC.A.Oakley, 1973, History of a Facuity, Glasgow University.FMWBiographical history of technology > Biles, Sir John Harvard
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