Water mattress construction
US3952348A · kind A · utility
2Cited by
3References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 2, 1975 |
| Grant date | Apr 27, 1976 |
| Priority date | — |
| Expiry date | Sep 2, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S5/932
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A water mattress construction is disclosed. The construction involves a folded one-piece vinyl sheet wherein the only longitudinal seam is located on the bottom, thereby avoiding side seams on the mattress and wherein the end seams are located below the upper mattress surface. Lap seams are used throughout for additional strength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.