LOCK Russian patent published in 1997 - IPC

FIELD: locking devices. SUBSTANCE: this is intended for closing door openings of dwelling premises, garages, safes. Door has body with guard detent, central axle which carries secrecy unit and movable bush having drive lug and holes for key, locking span-piece with catch, limiter and recess installed for possible displacement in horizontal direction, stop interacting with recess of locking span-piece and secrecy unit. Installed inside body on axle is lever with base connected with locking span-piece, and arms connected with introduced vertical tie-rods. Lock is highly reliable and easy and convenient in installing and use. EFFECT: high efficiency. 7 cl, 4 dwg