Innerspring construction including improved edge characteristics
US5499414A · kind A · utility
4Cited by
29References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 5, 1994 |
| Grant date | Mar 19, 1996 |
| Priority date | — |
| Expiry date | May 5, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/066
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An improved innerspring construction such as a mattress or box spring unit which includes improved edge support characteristics. A torsion edge support unit is disclosed which may be placed about the periphery of an innerspring construction with a minimum of interference with more interiorly-positioned coil springs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.