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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0312626 (1981-10-19) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 4 |
A waterbed mattress includes a buoyant honeycomb core structure attached only to the bottom wall of the mattress. The core structure includes a plurality of openings and a plurality of buoyant members integrally formed with the core and containing buoyant, flotation-promoting means sealed inside the
A waterbed mattress comprising a top wall, a bottom wall, and four side walls, and including a buoyant honeycomb core means attached only to the bottom wall of the mattress and including a plurality of buoyant means between the openings in, and integrally formed with, said honeycomb core means, said
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