bushing

bushing
/boosh"ing/, n.
1. Elect. a lining for a hole, intended to insulate and protect from abrasion one or more conductors that pass through it.
2. Mach.
a. a replaceable thin tube or sleeve, usually of bronze, mounted in a case or housing as a bearing.
b. a replaceable hardened steel tube used as a guide for various tools or parts, as a drill or valve rod.
[1785-95; BUSH2 + -ING1]

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Universalium. 2010.

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  • Bushing — Bush ing, n. [See 4th {Bush}.] 1. The operation of fitting bushes, or linings, into holes or places where wear is to be received, or friction diminished, as pivot holes, etc. [1913 Webster] 2. (Mech.) A bush or lining; sometimes called a… …   The Collaborative International Dictionary of English

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  • bushing — metal sleeve fitted into a machine or hole, 1839, from gerundive of bush metal lining of the axle hole of a wheel or touch hole of a gun (1560s), from M.Du. busse box (cognate with the second element in BLUNDERBUSS (Cf. blunderbuss)) …   Etymology dictionary

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  • bushing — [1] A protective liner or sleeve that cushions noise, friction, or movement. Suspension bushings are often made from two pipes (one inside the other) with a sleeve of rubber in the space between the two pipes. [2] Rubber bushings on the… …   Dictionary of automotive terms

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  • Bushing (electrical) — A bushing is an electrical engineering component that insulates a high voltage conductor passing through a metal enclosure. Bushings appear on switchgear, transformers, circuit breakers and other high voltage equipment. Description The bushing is …   Wikipedia

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