초록 ▼

A locking device has a trigger bolt for fastening a dead bolt and can be released by actuating a cooperating assembly placed in a door frame from a remote control room. A lock case placed in a door includes a turnable inner operating element provided with an inside thumb-turn operable from the insid

A locking device has a trigger bolt for fastening a dead bolt and can be released by actuating a cooperating assembly placed in a door frame from a remote control room. A lock case placed in a door includes a turnable inner operating element provided with an inside thumb-turn operable from the inside, a turnable outer operating element provided with an outside thumb-turn operable from the outside, a turning lever drivable by the operating element, a dead bolt movable forwards to lock and backwards to unlock by the action of the turning lever, and a locking device for locking the dead bolt in a locking position. The locking device is released by turning the inner operating element in case of unlocking the dead bolt by turning the inner operating element, and the locking device is remotely released so as to allow the movement of turning lever in case of unlocking the dead bolt by using the outer operating element and a fix component assembly placed in a door frame cooperates with the locking mechanism assembly in the door and an electrical device is remotely operable to release the locking device.

대표청구항 ▼

A locking device comprising: a locking mechanism assembly disposed in a door, said locking mechanism assembly comprising a lock case which includes a turnable operating means provided with an inside thumb-turn operable from the inside and an outside thumb-turn operable from the outside, a turning le

A locking device comprising: a locking mechanism assembly disposed in a door, said locking mechanism assembly comprising a lock case which includes a turnable operating means provided with an inside thumb-turn operable from the inside and an outside thumb-turn operable from the outside, a turning lever drivable by said operating means, a dead bolt movable forward to lock and backwards to unlock by the action of said turning lever, and a locking means for locking said dead bolt in a locking position, said locking means being releasable by turning said operating means for unlocking said dead bolt by turning said inside thumb-turn, said locking means being remotely releasable so as to allow movement of said turning lever for unlocking said dead bolt by using said outside thumb-turn; said locking means comprising a trigger bolt movable in and out of said dead bolt, a locking lever for locking said dead bolt when said trigger bolt extends outwardly from said dead bolt, and a spring means for holding said locking lever against said trigger bolt; and a component assembly disposed in a door frame which cooperates with said locking mechanism assembly an the door and which comprises an electrical means remotely operable to release said locking means.