A catch consisting of a spring and plunger contained in a casing.


Related Terms

PNEUMATIC CONTROL VALVE

A valve in which the force of compressed air against a diaphragm is opposed by the force of a spring to control the area of the opening for a fluid stream.

PARAMETRIC EXCITATION

The method of exciting and maintaining oscillations in either an electrical or mechanical dynamic system, in which excitation results from a periodic variation in an energy storage element in a system such as a capacitor, inductor, or spring constant.

LOCKING FASTENER

A fastening used to prevent loosening of a threaded fastener in service, for example, a seating lock, spring stop nut, interference wedge, blind, or quick release.

LIFTING DEVICE

A device to manually open a pressure relief valve by decreasing the spring loading in order to determine if the valve is in working order.

LATCH BOLT

A self-acting spring bolt with a beveled head.

LAMINATED SPRING

A flat or curved spring made of thin superimposed plates and forming a cantilever or beam of uniform strength.

KNIFE SWITCH

An electric switch consisting of a metal blade hinged at one end to a stationary jaw, so that the blade can be pushed over to make contact between spring clips.

AESTIVAL

Pertaining to summer. The corresponding adjectives for fall, winter, and spring are autumnal, hibernal and vernal.

NEAPED

Left aground following a spring high tide. Also called BENEAPED.

CONTRASTED

Winds a short distance apart blowing from opposite quadrants, frequent in the spring and fall in the western Mediterranean.

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