Wheelchair tray assembly
US4373756A · kind A · utility
18Cited by
7References
7Claims
0Family size
Inventors
Key dates
| Filing date | Oct 16, 1980 |
| Grant date | Feb 15, 1983 |
| Priority date | — |
| Expiry date | Oct 16, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S297/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wheelchair tray assembly is provided which includes spring biased hook elements to secure a tray to the arms of a wheelchair. The tray is mounted to tray supports which permit movement of the tray perpendicular to the direction of movement of the hook elements. The entire unit when collapsed is substantially the same size as a conventional cafeteria tray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.