A container housing a spring or springs as part of a mechanism.

A covering or casing of any kind; spec. one placed round a pipe, boiler, etc., for insulation.

An outer protective plate on a mechanism or a piece of machinery.

Something resembling a shoe (sense 1 or 4) in shape, position, or function. A strip of iron, steel, etc. fastened upon that part of a vehicle…

Any of various kinds of covering, casing, etc. (see jacket, n. III.). Later also as a mass noun.

A guard placed over or beside a wheel to prevent splashing or accidental contact.

A board fixed over or beside a wheel to intercept splashings.

technical. A tube, or hollow shaft, fitting over or enclosing a rod, spindle, etc., and designed to protect or strengthen it, or to connect one…

Mechanics. (See quots.)

A tubular covering for a cylindrical object, esp. of insulating material for an electric cable, etc.; material used for this purpose.

In technical uses. The coarseness or spacing of the strands of a grid or net; (with preceding numeral) a measure of this, usually indicating the…