pressure shaft

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• Shaft construction — concerns the building of vertical openings such as Raises and Shafts. Shafts are vertical openings used for supplying equipment, personnel, and support systems to the horizontal tunnel where the pipeline is installed. They can be temporary or… …   Wikipedia

• Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …   Wikipedia

• Pressure carburetor — A pressure carburetor is a type of fuel metering system for piston aircraft engines manufactured by the Bendix Corporation starting in the 1940s. It is recognized as an early type of mechanical fuel injection and was developed to prevent fuel… …   Wikipedia

• Pressure compounding in turbines — Diagram of a Rateau turbine Pressure compounding is the method in which pressure in a steam turbine is made to drop in a number of stages rather than in a single nozzle. This method of compounding is used in Rateau and Zoelly turbines …   Wikipedia

• Oil pressure — is an important factor in the longevity of most internal combustion engines. With a forced lubrication system (invented by Frederick Lanchester), oil is picked up by a positive displacement oil pump and forced through oil galleries (passageways)… …   Wikipedia

• Oil pressure (internal combustion engine) — Oil pressure is an important factor in the longevity of most internal combustion engines. With a forced lubrication system (invented by Frederick Lanchester), oil is picked up by an oil pump and forced through oil galleries (drillings) into the… …   Wikipedia

• Radial shaft seal — Radial shaft seals are used to seal rotary elements, such as a shaft or rotating bore. Common examples include strut seals, hydraulic pumps seals, axle seals, power steering seals, and valve stem seals. Early radial shaft seals utilized rawhide… …   Wikipedia

• radial shaft seal — A typical seal design used to prevent leaks between stationary parts and rotating shafts and to exclude foreign matter. A lip seal, typically of neoprene, is held in a metal retainer and applies a sealing pressure to a rotating shaft, the… …   Dictionary of automotive terms

• Jack shaft — Jack Jack (j[a^]k), n. [F. Jacques James, L. Jacobus, Gr. ?, Heb. Ya aq[=o]b Jacob; prop., seizing by the heel; hence, a supplanter. Cf. {Jacobite}, {Jockey}.] [1913 Webster] 1. A familiar nickname of, or substitute for, John. [1913 Webster] You… …   The Collaborative International Dictionary of English

• flexible shaft — noun 1. : a shaft or shafting made of a flexible material (as wire wrapped around a core in alternately directed layers) or composed of a series of jointed links 2. : a high speed rotating shaft so supported in its bearings (as by oil pressure or …   Useful english dictionary

• Center of pressure — Center Cen ter, n. [F. centre, fr. L. centrum, fr. round which a circle is described, fr. ? to prick, goad.] 1. A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle; the… …   The Collaborative International Dictionary of English