Orthopedic cushion
US5389064A · kind A · utility
2Cited by
12References
7Claims
0Family size
Inventor
Key dates
| Filing date | Nov 19, 1992 |
| Grant date | Feb 14, 1995 |
| Priority date | — |
| Expiry date | Nov 19, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C7/425
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An orthopedic cushion for supporting the back when sitting comprising a cushion assembly and a rear support is disclosed. The cushion assembly has a front outer surface and a stiffening backbone that is essentially curved in cross section in a plane perpendicular to the front outer surface. The backbone is also provided with spaced zones. The rear support has an upper portion and a lower portion and is foldable about a zone interposed between the upper and lower portions. Means is provided for removably connecting the upper and lower portions to the spaced zones of the backbone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.