LOCK Russian patent published in 2004 - IPC

FIELD: locksmith's work. SUBSTANCE: the lock has a body, spring-loaded locking bolt with beveled teeth located in the body, pressure key with a rod and inclined drifts for engagement with the locking bolt teeth, keyhole with inlet and outlet holes for the key rod in the body walls, and a guide passage located before the inlet hole and aligned with the holes of the keyhole in the body walls. The key is formed by two hinge-joined parts, one of which has a rod with drifts, and the second part is made in the form of a cover, located inside the cover is a rod with drifts for turning in the plane longitudinal with respect to the rod axis; the key is provided at least with one catch fastened in the cover and fixing the rod in one of the extreme positions, and the keyhole guide passage is made with dimensions of the cross-section corresponding to the cross-section dimensions of the cover. EFFECT: enhanced functional potentialities. 3 cl, 4 dwg