发明名称 Total back support system
摘要 A total back support cushion device including two or three cushion devices of a semi-cylindrical shape, having been cut lengthwise through a central axis of a cylinder, with Velcro strips positioned to allow the cushions to be fastened together to form a cylindrical shape, a "T" shape for lumbar and thoracic support or cervical and thoracic support or a side lying "H" shape for support of the lumbar, thoracic and cervical regions of the back at the same time, the device being attached to a chair back for support when the person is sitting upright or the individual semi-cylindrical cushions detached and placed under the cervical or lumbar regions of the back while the person is reclining.
申请公布号 US4876755(A) 申请公布日期 1989.10.31
申请号 US19880236233 申请日期 1988.08.25
申请人 PARRISH, DEBORAH 发明人 PARRISH, DEBORAH
分类号 A47C16/00;A47C20/00;A47C20/02 主分类号 A47C16/00
代理机构 代理人
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