发明名称 Double locking snap hook device background of the invention
摘要 A snap hook device includes a hook member having a hook throat opening formed by a base portion and a hook portion and a shank, a hinged gate pivotally coupled to the hook member and to openably close the hook throat opening, a latch member pivotally coupled to the shank with a pivot axle, the latch member includes an anchor member for engaging with a lock member of the hinged gate and the base portion and for locking the hinged gate to the hook member, and to prevent the hinged gate from being depressed to open the hook throat opening before the anchor member of the latch member is disengaged from the base portion of the hook member and the lock member of the hinged gate.
申请公布号 US2012042487(A1) 申请公布日期 2012.02.23
申请号 US20100806585 申请日期 2010.08.17
申请人 YANG KAI CHIEH;AEROHOOK TECHNOLOGY CO., LTD. 发明人 YANG KAI CHIEH
分类号 F16B45/02 主分类号 F16B45/02
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