| 摘要 |
A door lock device that includes a lock body having a plurality of latch bolts, a key holder cylinder having one cylindrical key plug and lock lever for each latch bolt. The components are fastened together by two long shaft bolts from a lever body side, so locking and a releasing are available only by operation of keys or levers equal in number to the number of cylindrical key plugs or only by identical keys.
|
