expanding wedge brake

См. также в других словарях:

• Bicycle brake systems — are used to slow down, or brake a bicycle. There have been various types through history, and several are still in use today.HistoryEarly bicycles such as the high wheeled penny farthing bikes were fitted with spoon brakes. As they were fixed… …   Wikipedia

• Bicycle brake — Animation of a single pivot side pull calliper brake for the rear wheel of a steel framed road bike. A bicycle brake is used to slow down or stop a bicycle. There have been various types of brake used throughout history, and several are still in… …   Wikipedia

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• Germany — /jerr meuh nee/, n. a republic in central Europe: after World War II divided into four zones, British, French, U.S., and Soviet, and in 1949 into East Germany and West Germany; East and West Germany were reunited in 1990. 84,068,216; 137,852 sq.… …   Universalium

• Rochester, New York — This article is about the city of Rochester in Monroe County. For the town in Ulster County, see Rochester, Ulster County, New York. For the metropolitan area, see Rochester, New York metropolitan area. Rochester   City   …   Wikipedia

• automobile — automobilist /aw teuh meuh bee list, moh bi list/, n. /aw teuh meuh beel , aw teuh meuh beel , aw teuh moh beel, beuhl/, n. 1. a passenger vehicle designed for operation on ordinary roads and typically having four wheels and a gasoline or diesel… …   Universalium

• truck — truck1 truckable, adj. /truk/, n. 1. any of various forms of vehicle for carrying goods and materials, usually consisting of a single self propelled unit but also often composed of a trailer vehicle hauled by a tractor unit. 2. any of various… …   Universalium

• UNITED STATES OF AMERICA — UNITED STATES OF AMERICA, country in N. America. This article is arranged according to the following outline: introduction Colonial Era, 1654–1776 Early National Period, 1776–1820 German Jewish Period, 1820–1880 East European Jewish Period,… …   Encyclopedia of Judaism

• Chock (wheel) — For other uses, see Chock (disambiguation). Wheel chocks placed around an aircraft s landing gear …   Wikipedia

• North Staffordshire Railway — Locale North Staffordshire United Kingdom Dates of operation 1845–1923 Successor London, Midland and Sco …   Wikipedia

• MythBusters (2009 season) — Country of origin Australia United States No. of episodes 23 (includes 3 specials) Broadcast Original channel …   Wikipedia