US Patent 11957631 Wheelchair and suspension systems

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.