Tire cover for wheelchair
AssigneeToyota Jidosha Kabushiki Kaisha
InventorYoshitaka Eto
Life of this patent
Estimating the term…
Abstract
The tire cover covers a tire of the wheelchair from outside in the radial direction. The tire cover comprises a plurality of cover pieces, each of which has an arc shape. An opening groove is formed on an inner circumferential side of each of the plurality of cover pieces. A sliding surface and a friction surface are formed on an inner surface of the opening groove. The sliding surface is formed near an opening end. The friction surface is formed on a bottom surface of the opening groove such that the sliding surface is nearer to the opening end than the friction surface is to the opening end.
Claims10
A tire cover for a wheelchair, the tire cover covering a tire of the wheelchair from outside in a radial direction, the tire cover comprising:
- a plurality of cover pieces, each of which has an arc shape;
- wherein
- an opening groove is formed on an inner circumferential side of each of the plurality of cover pieces;
- the opening groove extends along a circumferential direction, and the opening groove accommodates the tire;
- a sliding surface and a friction surface are formed on an inner surface of the opening groove;
- the sliding surface is formed by a sliding layer disposed near an opening end;
- the friction surface is formed by a friction layer disposed on a bottom surface of the opening groove such that the sliding surface is nearer to the opening end than the friction surface is to the opening end;
- and
- the friction surface has a higher coefficient of friction than the sliding surface.
Dependencies are inferred from the claim text.