co-acting lever
1single-acting lever tumbler — n. a lever tumbler which must be moved a minimum distance to allow travel of a bolt, but cannot be moved so far as to restrict travel of the bolt …
2Lever tumbler lock — A lever tumbler lock is a type of lock that uses a set of levers to prevent the bolt from moving in the lock. In the simplest of these, lifting the tumbler above a certain height will allow the bolt to slide past. Double acting Lever tumbler… …
3LEVER, (Norman) HAROLD, BARON LEVER OF MANCHESTER — (1914–1995), British politician and financial expert. Born in Manchester, Lever practiced as a barrister for several years before entering the House of Commons as a Labour member in 1950. He remained a member of the House of Commons until 1979.… …
4Lever — Le ver (l[=e] v[ e]r or l[e^]v [ e]r; 277), n. [OE. levour, OF. leveor, prop., a lifter, fr. F. lever to raise, L. levare; akin to levis light in weight, E. levity, and perh. to E. light not heavy: cf. F. levier. Cf. {Alleviate}, {Elevate},… …
5Lever escapement — Lever Le ver (l[=e] v[ e]r or l[e^]v [ e]r; 277), n. [OE. levour, OF. leveor, prop., a lifter, fr. F. lever to raise, L. levare; akin to levis light in weight, E. levity, and perh. to E. light not heavy: cf. F. levier. Cf. {Alleviate}, {Elevate} …
6Lever jack — Lever Le ver (l[=e] v[ e]r or l[e^]v [ e]r; 277), n. [OE. levour, OF. leveor, prop., a lifter, fr. F. lever to raise, L. levare; akin to levis light in weight, E. levity, and perh. to E. light not heavy: cf. F. levier. Cf. {Alleviate}, {Elevate} …
7Lever watch — Lever Le ver (l[=e] v[ e]r or l[e^]v [ e]r; 277), n. [OE. levour, OF. leveor, prop., a lifter, fr. F. lever to raise, L. levare; akin to levis light in weight, E. levity, and perh. to E. light not heavy: cf. F. levier. Cf. {Alleviate}, {Elevate} …
8double-acting lever tumbler — n. one that must be lifted a precise amount, neither too little nor too much to allow movement of a bolt …
9Lever — In physics, a lever (from French lever , to raise , c.f. a levant ) is a rigid object that is used with an appropriate fulcrum or point to multiply the mechanical force that can be applied to another object.This is also termed mechanical… …
10Compound lever — Lever Le ver (l[=e] v[ e]r or l[e^]v [ e]r; 277), n. [OE. levour, OF. leveor, prop., a lifter, fr. F. lever to raise, L. levare; akin to levis light in weight, E. levity, and perh. to E. light not heavy: cf. F. levier. Cf. {Alleviate}, {Elevate} …