piston barrel

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• barrel — [bar′əl, ber′əl] n. [ME barel < OFr baril < ML barillus < ?] 1. a large, wooden, cylindrical container with flat, circular ends and sides that bulge outward, made usually of staves bound together with hoops 2. the capacity or contents of …   English World dictionary

• Piston valve — A piston valve is a device used to control the motion of a fluid along a tube or pipe by means of the linear motion of a piston within a chamber or cylinder.Examples of piston valves are: * The valves used in the valve gear of many stationary… …   Wikipedia

• Piston ring — A piston ring is an open ended ring that fits into a groove on the outer diameter of a piston in a reciprocating engine such as an internal combustion engine or steam engine. The three main functions of piston rings in reciprocating engines are:# …   Wikipedia

• barrel — /bar euhl/, n., v., barreled, barreling or (esp. Brit.) barrelled, barrelling. n. 1. a cylindrical wooden container with slightly bulging sides made of staves hooped together, and with flat, parallel ends. 2. the quantity that such a vessel of… …   Universalium

• barrel — I. /ˈbærəl / (say baruhl) noun 1. a wooden cylindrical vessel made of staves hooped together, and having slightly bulging sides and flat parallel ends. 2. a unit of quantity in the imperial system, equal to 159.11315 × 10 3 m3, and in the US, to… …  

• barrel engine — an engine having cylinders arranged around and parallel to a shaft, which they rotate by means of the contact of their piston rods with a swash plate or cam on the shaft. * * * …   Universalium

• barrel engine — an engine having cylinders arranged around and parallel to a shaft, which they rotate by means of the contact of their piston rods with a swash plate or cam on the shaft …   Useful english dictionary

• Axial piston pump — An axial piston pump is a positive displacement pump that has a number of pistons in a circular array within a cylinder block. It can be used as a stand alone pump, a hydraulic motor or an automotive air conditioning compressor. Contents 1… …   Wikipedia

• List of multiple barrel firearms — This page is a list of multiple barrel firearms of all forms from around the world.[1] Contents 1 Pistols 2 Revolvers 3 Shotguns 4 …   Wikipedia

• Npss nitro piston air rifle — NPSS Nitro Piston Air Rifle : Most air rifle uses compressed air to drive the pellet (bullet) out of the barrel instead of using gun powder. When the trigger of an air rifle is pulled, the compressed air releases its force, which acts as the …   Wikipedia

• Hydraulic cylinder — A Hydraulic cylinder (also called a linear hydraulic motor) is a mechanical actuator that is used to give a linear force through a linear stroke. It has many applications, notably in engineering vehicles. Operation Hydraulic cylinders get their… …   Wikipedia