Wheelchair and suspension systems
US11957631B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2022 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Aug 2, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G2203/70
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Embodiments of a wheelchair and suspension system are provided. In one embodiment, a wheelchair or other vehicle having a wheel assembly is provided. The assembly includes, for example, a housing, a resilient member between two sleeves or casings, and a wheel support connected to a wheel. The resilient member compresses when there is an impact on the wheel and decompresses after the impact. In another embodiment, a wheelchair or other vehicle having a multi-purpose suspension system is provided. In one instance, the system provides suspension between to the main drive wheels and the frame. In a second instance, the system provides suspension between the anti-tip wheels and the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.