Device for correcting sagging beds
US6871369B1 · kind B1 · utility
13Cited by
15References
20Claims
0Family size
Inventor
Key dates
| Filing date | May 4, 2004 |
| Grant date | Mar 29, 2005 |
| Priority date | — |
| Expiry date | May 4, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/16
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A kit composed of several thin approximately paraboloid shaped foam inserts (14) of various thickness (20, 22 and 24), firmness (30, 32 and 34) and base size (40, 42 and 44) adapted for correcting the contour of a sagging mattress (11) and box spring (12) and, modifying the mattress (11) top firmness. One, or more, inserts (14) are inserted between the box spring (12) and mattress (11) and/or placed on top of mattress (11) until desired comfort is achieved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.