brake air

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• Air brake (road vehicle) — Air brakes are used in trucks, buses, trailers, and semi trailers. George Westinghouse first developed air brakes for use in railway service. A safer air brake was patented by him on March 5, 1872. Originally constructed for use on trains, and… …   Wikipedia

• Air brake — (Mach.) A railway brake powered by compressed air. Knight. Syn: airbrake. [1913 Webster] …   The Collaborative International Dictionary of English

• air brake — noun 1. : a brake operated by a piston driven by compressed air from reservoirs connected to brake cylinders by triple valves which upon reduction of air pressure in the brake pipe automatically admit air from the reservoirs into the brake… …   Useful english dictionary

• air — air1 airlike, adj. /air/, n. 1. a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere. 2. a stir in the atmosphere; a light breeze. 3. overhead space; sky: The planes filled the air. 4 …   Universalium

• Aïr — /ah ear/, n. a region in N Niger, in the Sahara: low massif and oases. ab. 30,000 sq. mi. (77,700 sq. km). Also called Asben. * * * I Mixture of gases constituting the earth s atmosphere. Some gases occur in steady concentrations. The most… …   Universalium

• Brake bleeding — is the procedure performed on hydraulic brake systems whereby the brake lines (the pipes and hoses containing the brake fluid) are purged of any air bubbles. This is necessary because, while the brake fluid is an incompressible liquid, air… …   Wikipedia

• Air brake — Brake Brake (br[=a]k), n. [OE. brake; cf. LG. brake an instrument for breaking flax, G. breche, fr. the root of E. break. See Break, v. t., and cf. {Breach}.] 1. An instrument or machine to break or bruise the woody part of flax or hemp so that… …   The Collaborative International Dictionary of English

• Air brake — may refer to the following contexts:* Air brake (aircraft), in aeronautics, a type of flight control system used on aircraft to reduce speed* Railway air brake, a type of brake operated by compressed air and used on locomotives and railroad cars… …   Wikipedia

• Brake — (br[=a]k), n. [OE. brake; cf. LG. brake an instrument for breaking flax, G. breche, fr. the root of E. break. See Break, v. t., and cf. {Breach}.] 1. An instrument or machine to break or bruise the woody part of flax or hemp so that it may be… …   The Collaborative International Dictionary of English

• Brake bar — Brake Brake (br[=a]k), n. [OE. brake; cf. LG. brake an instrument for breaking flax, G. breche, fr. the root of E. break. See Break, v. t., and cf. {Breach}.] 1. An instrument or machine to break or bruise the woody part of flax or hemp so that… …   The Collaborative International Dictionary of English

• Brake beam — Brake Brake (br[=a]k), n. [OE. brake; cf. LG. brake an instrument for breaking flax, G. breche, fr. the root of E. break. See Break, v. t., and cf. {Breach}.] 1. An instrument or machine to break or bruise the woody part of flax or hemp so that… …   The Collaborative International Dictionary of English