发明名称 Tubular keyed cam lock with screw attachment
摘要 The present invention provides a tubular keyed cam lock with increased resistance to tampering. The cam lock has a rear screw which attaches the cam to the rotatable cam of the lock, thereby increasing the strength of the lock by preventing the lock from being pried off. The lock includes a plug body with a key entering end and a cam actuating end, a plurality of spring biased pin tumblers engaging the key when the key is inserted into the plug body and a lock housing within which the plug body is rotatably positioned. The lock housing has at least one limit stop disposed thereon. As discussed above, the cam-actuating end of the plug body is connected with a screw to a metal stop plate.
申请公布号 US6393883(B1) 申请公布日期 2002.05.28
申请号 US20000518152 申请日期 2000.03.02
申请人 ROYAL LOCK CORP. 发明人 FRECK LAWRENCE L.
分类号 E05B17/04;E05C3/04;(IPC1-7):E25B17/18 主分类号 E05B17/04
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