LOCK Russian patent published in 2022 - IPC E05B63/00 

FIELD: construction.

SUBSTANCE: lock relates to hardware installed in front doors of hotel rooms, and is intended for disconnection of electric consumers left on when a guest leaves the room. Lock consists of body, crossbar, electric contact installed in door frame. In the door frame on the rotary axis there is a curtain, which interacts after rotation with the upper part of the crossbar and a spring-loaded pin located in the lower part of the rotary lever, the upper end of which is made to interact with the pressure element of the electrical contact, and in the side surface of the frame on the inner side of the room there is a hole in which there is a handle connected to a rotary axis, the end of which is made in the form of a square.

EFFECT: lock is simplified, weight is significantly reduced; besides, the entrance door of the room can be opened from the corridor with a spare key.

1 cl, 5 dwg