发明名称 Support device with variable firmness
摘要 An orthopedic support device comprising an embodiment of the support device comprises a firm core, a recess located on a top surface of the core, a memory foam layer located within the recess, a cushion layer located along a top surface of the memory foam layer, a C-shaped boundary layer wrapped around a first lengthwise edge of the core, a bottom surface of the core, and a second lengthwise edge of the core, and one or more inflatable bladders disposed within the firm core.
申请公布号 US6317908(B1) 申请公布日期 2001.11.20
申请号 US20000606843 申请日期 2000.06.28
申请人 WALPIN LIONEL A. 发明人 WALPIN LIONEL A.
分类号 A47G9/00;A47G9/10;(IPC1-7):A47G9/10 主分类号 A47G9/00
代理机构 代理人
主权项
地址