Portable seat and back rest
US4502728A · kind A · utility
94Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 8, 1982 |
| Grant date | Mar 5, 1985 |
| Priority date | — |
| Expiry date | Oct 8, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C7/46
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A portable seat and back rest that can be folded for convenient carrying includes a seat and back rest having spring steel plates as frames and covered by foam pads. The curvature of the back rest is controlled by a slide assembly movable on tracks on the rear of the back rest.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.