| 摘要 |
<p>PCT No. PCT/FR83/00186 Sec. 371 Date May 14, 1984 Sec. 102(e) Date May 14, 1984 PCT Filed Sep. 20, 1983 PCT Pub. No. WO84/01181 PCT Pub. Date Mar. 29, 1984.A locking device for a door. The device includes at least one locking element movably mounted on the door. The door is locked by extending each locking element along one diagonal line of the door until the outer edge of the element enters into a recess in adjacent sides of the door frame. The door is unlocked by retracting each locking element along the diagonal line to the point where the outer edge of the element has exited from the recess and the inner edge is resting on the other diagonal line of the door.</p> |
