SCREWLESS MOVER FOR A LOCK Russian patent published in 2020 - IPC E05B15/02 

FIELD: locks.

SUBSTANCE: present invention relates to a screwless response device for a lock with a latch or crossbar. Response device comprises elongated box-shaped housing (10) having front cavity (12), made with possibility of locking latch or lock barrel and face plate (11), matched to box body (10). Box body (10) comprises one or more plastically deformable locking lugs (15, 16), intended for blocking box body (10) in enclosing seat of door frame or other support element. Front bar (11) comprises one or more rear pushers (22, 23), configured to be clamped between locking tabs (15, 16) and corresponding opposite surfaces of box body (10), for opening of locking tabs and pressing lugs pressing against inner surface of container seat of box body (10).

EFFECT: preventing accidental contact with incorrectly or partially tightened screws, securing the mating device to frames or supports with reduced thickness, possibility of fixing the door or other support element in the enclosing seat of the wooden frame without using screws or special tools, eliminating the precision processing of the enclosing seat, possibility of compensating for gaps, play and tolerances of the enclosing seat, with simultaneous guarantee of rigid attachment to the mating element.

21 cl, 22 dwg