PROTECTIVE PAD FOR LEVER TUMBLER LOCK Russian patent published in 2019 - IPC E05B17/18 

FIELD: locks.

SUBSTANCE: invention relates to keyhole closing devices lever tumbler locks and a protective lining for lever tumbler lock. It comprises housing with well for bitted key, located in housing, movable element with through bore pass-through opening bitted key and housing from front surface is equipped with additional, for placement of rod key, hole connected with well. Housing has cover, in which there is a key hole for key passage into well lever tumbler lock, movable element is made in form of carriage, wherein carriage is movable inside housing, and carriage in normal position is installed so that hole 5 in carriage is able to coincide with well 2 in housing for bitted key and additional opening 6 in housing is covered with carriage, for accessing to the lever tumbler lock carriage can be displaced so that hole 5 in carriage has possibility of coincidence with additional hole 6 of housing and rod of key is located in this additional hole to prevent manipulations with levers of lock and match with key hole 7 for cover, wherein well 2 in housing is closed by carriage.

EFFECT: disclosed is a protective pad for lever tumbler lock.

4 cl, 14 dwg