Curb-climbing power wheelchair
US7490683B2 · kind B2 · utility
43Cited by
27References
44Claims
0Family size
Inventor
Key dates
| Filing date | Dec 11, 2004 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Jun 11, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S180/901
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A mid-wheel drive power wheelchair for use by handicapped and disabled persons is provided having a frame, a seat supported by the frame, a pair of drive wheels supported on the frame under the seat, drive means for causing rotation of the drive wheels, power means for supplying power to the drive means, a rearward idler wheel, a forward anti-tip device and a resilient suspension supporting the forward anti-tip device, the suspension being attached to the drive means rearward of the front portion of the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.