发明名称 Portable support assemblies
摘要 An apparatus has a collapsible base that assumes a deployed position and a collapsed position where the base has a smaller size than in the deployed configuration. A surface is removably attached to the base. The base includes a frame system that includes a plurality of struts that are hingedly connected to each other. The surface can be used as a sleeping surface, a table top, a game surface, or for other similar purposes.
申请公布号 US7509695(B2) 申请公布日期 2009.03.31
申请号 US20080012881 申请日期 2008.02.06
申请人 PATENT CATEGORY CORP. 发明人 ZHENG YU
分类号 A47C19/14;A47C17/64;A63B63/00 主分类号 A47C19/14
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