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balancing lever

См. также в других словарях:

  • lever — /lev euhr, lee veuhr/, n. 1. Mech. a rigid bar that pivots about one point and that is used to move an object at a second point by a force applied at a third. Cf. machine (def. 4b). 2. a means or agency of persuading or of achieving an end:… …   Universalium

  • Lever — /lee veuhr/, n. Charles James ( Cornelius O Dowd ), 1806 72, Irish novelist and essayist. * * * Simple machine used to amplify physical force. All early people used the lever in some form, for moving heavy stones or as digging sticks for land… …   Universalium

  • Su Song — 蘇頌 (Sū Sòng) Born 1020 near Quanzhou Died 1101 (aged 80–81) Nationality Chinese …   Wikipedia

  • List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …   Wikipedia

  • Bicycle and motorcycle dynamics — A computer generated, simplified model of bike and rider demonstrating an uncontrolled right turn. An …   Wikipedia

  • Equine conformation — [original research?] Parts of a horse Equine conformation evaluates the degree of correctness of a horse s bone structure, musculature, and its body proportions in relation to each other. Undesirable conformat …   Wikipedia

  • psychomotor learning — Introduction       development of organized patterns of muscular activities guided by signals from the environment. Behavioral examples include driving a car and eye hand coordination tasks such as sewing, throwing a ball, typing, operating a… …   Universalium

  • The Method of Mechanical Theorems — is a work by Archimedes which contains the first attested explicit use of infinitesimals.[1] The work was originally thought to be lost, but was rediscovered in the celebrated Archimedes Palimpsest. The palimpsest includes Archimedes account of… …   Wikipedia

  • Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …   Wikipedia

  • Gyro monorail — The gyro monorail, gyroscopic monorail, gyro stabilized monorail, or gyrocar all denote a single rail land vehicle, road or rail, which uses the gyroscopic action of a spinning wheel, which is forced to precess, to overcome the inherent inverted… …   Wikipedia

  • Shotgun — For other uses, see Shotgun (disambiguation). A pump action Remington 870, two semi automatic …   Wikipedia

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