The present invention relates to wheelchair improvements and, in particular, to a wheelchair including a monocoque structural skin according to one aspect, and a suspension assembly according to another aspect.

A wheel 3 includes an axle 32, a motor 381, a hub 33 and a rotational displacement detection mechanism 41. The axle 32 is supported on a body frame 2 of a wheelchair 1. The motor 381 is mounted on the axle 32. The hub 33 includes a wheel hub 383 mounted on...

Tire for a wheelchair has a section on the chair side which is free from tread or raised inscription. The edge of this section (13) forms an angle ( beta ) of not more than 45 degrees with the center of the tire carcass (11).