发明名称 Portable latch door lock
摘要 A portable latch door lock having a cable which extends around the door knob to balance the thrust of an opening door as shown and described. The latch includes a pin within the body which clamps the cable in a hole in the body when the mechanism is in its tightened locked position. The lock engages the door by engaging a recess and striker plate in the door frame and extends across the face of the door to prevent opening of the door. The lock is tightened to the door and the recess and striker plate by drawing proportion which engages the door in the direction of the striker plate.
申请公布号 US4917422(A) 申请公布日期 1990.04.17
申请号 US19870124606 申请日期 1987.11.24
申请人 ROSE, HUGH 发明人 ROSE, HUGH
分类号 E05C19/18 主分类号 E05C19/18
代理机构 代理人
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