Wheelchair back system
US5211446A · kind A · utility
59Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 1, 1990 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | Nov 1, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S297/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wheelchair back system provides height adjustability of the back for the user, a lumbar support and bolsters for the back, as well as adjustment of the tilt of the back. The back system is removably affixed to the wheelchair by a pair of vertical channels adapted to partially encircle the vertical wheelchair posts, brackets affixed to the wheelchair posts, and straps which engage the brackets. A twist lock may be used to secure the straps in the brackets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.