Mattress system
US5426799A · kind A · utility
48Cited by
29References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 5, 1993 |
| Grant date | Jun 27, 1995 |
| Priority date | — |
| Expiry date | Apr 5, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/065
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The invention relates to a generic mattress system which is easily adjustable to differing and space varying stresses with limiting spring paths. It has a top mattress and a bottom mattress with supporting elements connected to a frame and located in the plane of a frame. The elements are in U-shape and bear elastic support elements fastened to crosspieces. The upper mattress can also have spring elements between the upper and lower support, with each spring element having a section of elastic material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.