发明名称 Seat cushion
摘要 A seating cushion includes an upper layer that is secured to a lower layer. The upper layer includes a plurality of interconnected gel pockets and the lower layer includes a plurality of interconnected gas pockets. In one configuration, each layer is formed from two sheets of material that are joined together at a plurality of corners to form the pockets of the layer. The layers are secured together such that a pair of sheets are disposed in the middle portion of the cushion. The upper and lower layers may be joined to a resilient foam base.
申请公布号 US2005273936(A1) 申请公布日期 2005.12.15
申请号 US20050143112 申请日期 2005.06.02
申请人 CHUL KIM Y 发明人 CHUL KIM Y.
分类号 A47C7/14;A47C27/10;(IPC1-7):A47C27/10 主分类号 A47C7/14
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