Patent ID: 7770944

Claim:
A lock with a swing bolt, comprising: a housing having an opening for a bolt; a cover which is complementary to the housing; a bolt movable between a locked position and an un-locked position through the opening; a controllable locking means to prevent the movement of the bolt to the un-locked position; wherein the locking means including: a block member, which is placed in a first sliding chute formed in the housing with a slidable fit between the block member and the first sliding chute; an actuator assembly having a follower which is placed in a second sliding chute formed in the housing with a slidable fit between the follower and the second sliding chute; one end of the block member being engaged in a first surface-to-surface contact with the bolt, and the other end of the block member being engaged in a second surface-to-surface contact with the follower, wherein the block member includes a stub which is placed in the first sliding chute, the stub having a first side and a second side, the bolt having a first side and a second side, and the follower having a head, the head of the follower having a first side, a second side and a third side, wherein when the bolt is at the locked position, the first side of the stub is in a third surface-to-surface contact with the first side of the bolt, the second side of the stub is in a fourth surface-to-surface contact with the first side of the head of the follower, and the second side and the third side of the head of the follower are both in a fifth surface-to-surface contact with a complementary surface of the second sliding chute, and wherein the block member is formed with a recess, and the bolt is provided with a cylindrical protuberance which is in a position corresponding to the recess and is complementary to the recess; an elastic element for moving the bolt from the unlocked position to the locked position.