Title:
TIRE FOR RACING WHEELCHAIR
Document Type and Number:
WIPO Patent Application WO/2020/217580
Kind Code:
A1
Abstract:
A tire for a racing wheelchair is characterized in that: in each of regions on both sides of a tire equator in a tread surface of the tire, a grip area in which a plurality of recessed lines extending from the tread edge side in a direction inclined with respect to the tire equator are arranged in parallel is provided throughout the entire circumference of the tread in a form recessed inward of the tire from a contour line of the tread surface; and in each of the regions, a recessed portion which is defined by two lines extending radially from one point on the grip area side relative to the tire equator toward the grip area, and a line connecting the ends of the two lines is provided.
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Inventors:
SAHASHI KOHEI (JP)
Application Number:
PCT/JP2019/048337
Publication Date:
October 29, 2020
Filing Date:
December 10, 2019
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C11/01; B60C11/00; B60C11/03; B60C11/12
Foreign References:
| CN209305249U | 2019-08-27 | |||
| CN109334353A | 2019-02-15 | |||
| US7156407B2 | 2007-01-02 | |||
| JP2003341307A | 2003-12-03 | |||
| US7156407B2 | 2007-01-02 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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