发明名称 Joint structure of collapsible playpen
摘要 A joint structure for releasably joining two bars of a playpen frame. A leaf spring with projections on its legs locks the frame in position. A user presses the projections to allow the frame to collapse. A releaser with movable flaps covers the joint body to protect the user's fingers from being pinched.
申请公布号 US5803650(A) 申请公布日期 1998.09.08
申请号 US19970794954 申请日期 1997.02.04
申请人 WU, SUNG-TSUN 发明人 WU, SUNG-TSUN
分类号 A47D13/06;(IPC1-7):A47D7/00 主分类号 A47D13/06
代理机构 代理人
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