发明名称 Hybrid watermattress having concave softsides
摘要 A hybrid watermattress has a compressible sidewall, a water fillable bladder, and a cover to envelope the bladder and the sidewall. The sidewall extends laterally and peripherally of the bladder, and in an uncompressed state, has a generally concave cross section that is complementary to the lateral panels of the bladder.
申请公布号 US4799277(A) 申请公布日期 1989.01.24
申请号 US19880175680 申请日期 1988.03.21
申请人 AMERICAN-NATIONAL WATERMATTRESS CORPORATION 发明人 GOODALE, CLARKE W.
分类号 A47C27/08;(IPC1-7):A47C27/08 主分类号 A47C27/08
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