CODE MECHANICAL LOCK Russian patent published in 2016 - IPC E05B37/16 

FIELD: mechanics.

SUBSTANCE: invention relates to code mechanical locks. Code mechanical lock comprises barrel handles, two spring-loaded button-pins with interlock, levers-pushers, a movable spring-loaded bar with code pins, release mechanism consisting of plank release with two hooks, bend, collar and spring-loaded release tab engaged with rack at bar, number of teeth corresponds to number of code pins. On opposite side of housing of shaft of handle - handle with tie rod and key on end of the housing with possibility of restricted movement (at a depth of pressing button pin) in guide slot of housing of shaft of handle. Housing of locking mechanism comprises a ledge, spring-loaded frame crossbar, connected to each other, a free ring with lever and slot for moving key, spring-loaded sleeve with a ledge and slot for key secured rigidly on housing of barrel handles. Advantage of code mechanism of lock with two code buttons is easy replacement of cipher, in opened lock set code does not require visual contact with buttons, improvement of reliability due to blocking, silent interaction lock part, presence of common control encryption drop in initial position, lock is simple and reliable in operation.

EFFECT: large number of encryption options for code lock mechanism virtually eliminates possibility of accidental selection of code.

1 cl, 5 dwg