发明名称 Inflatable pool
摘要 An inflatable pool which comprises a base sheet and a hollow-shaped inflatable wall having its bottom end heat-sealed to the edge of the base sheet. The wall is provided with outer heat seal seams and inner heat seal seams which are extending axially and dividing the wall into a plurality of elongated air compartments intercommunicated and structurally interconnected. The outer heat seal seams are staggered with respect to the inner heat seal seams and the upper portion of the wall is a continuous seal free portion.
申请公布号 US4651360(A) 申请公布日期 1987.03.24
申请号 US19850738067 申请日期 1985.05.24
申请人 WANG, CHENG C. 发明人 WANG, CHENG C.
分类号 A42B3/00;A47C27/08;A63B71/14;B63B7/08;(IPC1-7):E04H3/18;A47K3/06 主分类号 A42B3/00
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