ELECTROMECHANICAL LOCK Russian patent published in 1994 - IPC

FIELD: for restriction of access to objects. SUBSTANCE: lock has a locking bolt, external handle, whose axle carries a cam with a lobe, interlocking device fixing lever, locking assembly including a cylinder mechanism and double-arm lever, and an electromagnet connected to the lock control circuit. The swivel part of the cylinder mechanism and cam carry pins that are installed eccentrically to the axes of their rotation. One arm of the lever of the locking assembly has an oval hole in which the pin of the cylinder mechanism is positioned. One arm of the fixing lever is engageable with the electromagnet and spring, and the other arm - with the cam lobe. The cam pin is engageable with the locking bolt, and the internal handle serves for displacing the locking bolt from the room inside irrespective of locking bolt control by the external handle. EFFECT: enhanced reliability. 1 dwg