发明名称 DUAL LAYER CELLULAR INFLATABLE PAD
摘要 A dual layer cellular inflatable pad having the cells of each interfitting with the cells of the adjacent layer. The cells of one layer may be alternately inflated and deflated. The layers have a manifold across and adjacent the longitudinal cell ends with a small continuation of the cells on the end sealed side of the manifold to prevent arching or curling of the pad.
申请公布号 US3674019(A) 申请公布日期 1972.07.04
申请号 USD3674019 申请日期 1970.10.23
申请人 GRANT AIRMASS CORP. 发明人 BENTON H. GRANT
分类号 A61G7/057;A61H23/04;(IPC1-7):A61H1/00 主分类号 A61G7/057
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