Patent attributes
A lock assembly includes a plurality of lock devices and a locking chain. Each lock device includes: a lock housing unit including upper and lower lock housings respectively formed with a rod hole and a jaw hole; a jaw actuating unit including a jaw actuator operable to move between locking and unlocking positions, and an urging member for urging the jaw actuator to the locking position, the jaw actuator having a ring portion and an operating rod extending through the rod hole; and a jaw unit including two locking jaws each having a hooking section that extends out of the jaw hole and an opposite force bearing section, and two biasing members for biasing the force bearing sections toward each other. The locking chain is extended removably through the positioning rings and the ring portion of each of the lock devices.