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公开(公告)号:US3938358A
公开(公告)日:1976-02-17
申请号:US395821
申请日:1973-09-10
申请人: David Doyle , Murray M. Shtulman
发明人: David Doyle , Murray M. Shtulman
CPC分类号: E05B15/1614 , E05B27/00 , E05B19/0047 , Y10T70/7565 , Y10T70/7932 , Y10T70/7944
摘要: A highly safe, relatively pick-proof lock to be used as a replacement for standard lock cylinders in conventional doors. A plurality of independently operating locking means serving to enhance the difficulty of picking a lock including split keyways, locking cams, shear line blocking means and a hardened steel face plate.
摘要翻译: 一种高度安全,相对可靠的锁,可用于替代常规门中的标准锁芯。 多个独立操作的锁定装置,用于增加拾取包括分离键槽,锁定凸轮,剪切线阻挡装置和硬化钢面板的锁的难度。