发明名称 LOCK ASSEMBLY WITH OVER-TORQUE DEFENSE SYSTEM
摘要 <p>A lockset mechanism (20, 120) is provided with a spindle subassembly (24, 12 4) having a spindle component (44, 128) particularly configured to fracture when an over-torque is applied thereto for uncoupling the handle subassembly (22, 122) from the latch bolt subassembly (26). A spring mechanism (64, 130) is operably disposed between the lockset housing (32, 164) and the spindle subassembly (24, 124) for urging the spindle subassembly (24, 124) including the fractured spindle component (44, 128) away from the handle subassembly (22, 122) to render the lockset mechanism (20, 120) inoperable thereby.</p>
申请公布号 CA2348791(C) 申请公布日期 2008.04.22
申请号 CA19992348791 申请日期 1999.10.22
申请人 EMHART, INC. 发明人 TAYLOR, CHRISTOPHER L.;CHONG, GERALD B.
分类号 E05B13/00;E05B13/10;E05B15/16;E05B17/00;E05B17/20;E05B55/14;E05B63/16;E05B65/06 主分类号 E05B13/00
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