专利名称：KEY OPERATED LOCK发明人：LEWIS J. HILL申请号：US3667262D申请日：19710111公开号：US3667262A公开日：19720606
摘要：A lock including a body having a cylindrical bore therethrough in which a plug isrotatably mounted. Apertures in the body slidably receive drivers. The drivers arealigned, in one position of the lock, with tumbler assemblies movably mounted in theplug. The tumbler assemblies extend into a key slot in the plug, and insertion of a key inthis slot biases the several tumbler assemblies to a lock-opening position in which thetumbler assemblies contact the drivers along a shear line lying in the interface betweenthe plug and the body. The tumbler assemblies are adjustable in their dimensions by theuse of a change key so that they may be altered to permit a new key to be madeoperative for opening the lock.
申请人：LEWIS J. HILL
更多信息请下载全文后查看
因篇幅问题不能全部显示，请点此查看更多更全内容