Upholstered element with continuously unidirectionally shapable flat internal frame
US5222263A · kind A · utility
7Cited by
3References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 24, 1992 |
| Grant date | Jun 29, 1993 |
| Priority date | — |
| Expiry date | Mar 24, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/001
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Upholstered element formed with an interior, particularly a cushion, mattress or similar includes a quadrangular, substantially flat structure having a plurality of flattened and coplanar bar-shaped members interconnected along their longitudinal sides by hinge members, the hinging members being rotatable in one direction only from the flat structure configuration characterized by opposite faces of a plurality of the members lying in respective coplanar planes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.