Lightweight waterbed assembly
US4073019A · kind A · utility
15Cited by
3References
3Claims
0Family size
Inventor
Key dates
| Filing date | Aug 9, 1976 |
| Grant date | Feb 14, 1978 |
| Priority date | — |
| Expiry date | Aug 9, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C19/005
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A lightweight comfortable waterbed assembly comprising a mattress, made of a pair of water impermeable sheets, sealed at their peripheries. An easily assembled supporting substructure of simple geometrically shaped and interlocked components, support the mattress in a non-uniformly thick configuration whereby the maximum thickness of the mattress occurs in areas in which maximum support is required.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.