disc piston

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• piston — ► NOUN 1) a disc or short cylinder fitting closely inside a tube in which it moves up and down against a liquid or gas, used to derive or impart motion in an internal combustion engine or pump. 2) a valve in a brass instrument, depressed to alter …   English terms dictionary

• Disc brake — Close up of a disc brake on a car On automobiles, disc brakes are often located with …   Wikipedia

• piston — n. 1 a disc or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an internal combustion engine to impart motion, or in a pump to receive motion. 2 a sliding valve in a trumpet etc. Phrases …   Useful english dictionary

• Piston — n. 1 a disc or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an internal combustion engine to impart motion, or in a pump to receive motion. 2 a sliding valve in a trumpet etc. Phrases …   Useful english dictionary

• piston — [[t]pɪ̱st(ə)n[/t]] pistons N COUNT A piston is a cylinder or metal disc that is part of an engine. Pistons slide up and down inside tubes and cause various parts of the engine to move …   English dictionary

• piston — /ˈpɪstən / (say pistuhn) noun 1. a movable disc or cylinder fitting closely within a tube or hollow cylinder, and capable of being driven alternately forwards and backwards in the tube by pressure, as in an internal combustion engine, thus… …  

• piston seal — A fluid seal on a disc brake caliper piston …   Dictionary of automotive terms

• piston — [ pɪst(ə)n] noun 1》 a disc or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an internal combustion engine to derive motion, or in a pump to impart motion. 2》 a valve in a brass… …   English new terms dictionary

• Nutating disc engine — A nutating disc engine (also sometimes called a disc engine) is an internal combustion engine comprising fundamentally of one moving part and a direct drive onto the crankshaft. Initially patented in 1993, it differs from earlier internal… …   Wikipedia

• sliding-caliper disc brake — A disc brake design with a sliding caliper. In one type, the caliper floats on the caliper frame grooves. The major components are: caliper (a casting with one cylinder and piston), caliper frame (casting) which is bolted to the suspension. In… …   Dictionary of automotive terms

• rotary disc valve — A valve employed as an intake control in modern two stroke engines, consisting of a thin steel disc attached to one end of the crankshaft. The intake port passes trough to the disc valve assembly, and thus is normally closed off by the disc. To… …   Dictionary of automotive terms