发明名称 Ergonomic seat and back structure for a chair
摘要 A seat and back construction for an ergonomic office chair. An ergonomically functioning inner shell is mounted on a chair structure in a manner that does not interfere with the flexible characteristics of the inner shell. An outer rigid shell is provided to transfer static and dynamic loads applied to the back portion of the inner shell by an occupant directly to the chair structure without interfering with the flexible characteristics of the inner shell.
申请公布号 US5015038(A) 申请公布日期 1991.05.14
申请号 US19900581069 申请日期 1990.09.10
申请人 THE SHAW-WALKER COMPANY 发明人 MROTZ, III, WALTER C.
分类号 A47C7/00;A47C3/12;A47C4/02 主分类号 A47C7/00
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