发明名称 Separable keyholder with multiple keyrings
摘要 A key holder comprising two identically shaped parts each having a retainer for a plurality of apertured keys, the holder having at least one pair of mating latching structures holding the parts together when engaged and permitting the parts to be separated by only manually pulling the parts apart. Each latching structure includes a combination of a protuberance on one part and a cooperating protuberance-retaining recess on the other part. Each part has at least three distinct layers with first and second of the layers being thin flat and parallel and defining a space therebetween and a third layer offset with respect to the first and second layers. The third layer of each part lies parallel to and between the first and second layers of the other part with each third layer having a protuberance on one or both of its opposite faces, which protuberances are received in and retained by respective recesses in opposing faces of the first and second layers of the other part.
申请公布号 US5261257(A) 申请公布日期 1993.11.16
申请号 US19920828242 申请日期 1992.01.30
申请人 HARMONY FASTENING SYSTEMS, INC. 发明人 COLLIER, MICHAEL R.
分类号 A44B15/00;(IPC1-7):A44B15/00 主分类号 A44B15/00
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