Title:
MULTI-AIR-CHAMBER TIRE, AERATION MEMBER, METHOD FOR CONTROLLING INTERNAL PRESSURE OF MULTI-AIR-CHAMBER TIRE, AND METHOD FOR CONTROLLING AERATION MEMBER
Document Type and Number:
WIPO Patent Application WO/2020/110419
Kind Code:
A1
Abstract:
A multi-air-chamber tire 1 is provided with dividing walls 30 that divide and form a plurality of air chambers 20 adjacent to each other in a tire internal cavity, and aeration members 10 connecting the plurality of air chambers 20 so as to allow aeration. The aeration members 10 allow aeration between the plurality of air chambers 20 when a predetermined condition is met which indicates that a fluid is being injected into at least one of the plurality of air chambers 20 from outside the tire, and block aeration between the plurality of air chambers 20 when the predetermined condition is not met.
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Inventors:
WADA SHOGO (JP)
Application Number:
PCT/JP2019/035544
Publication Date:
June 04, 2020
Filing Date:
September 10, 2019
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B60C5/22; B60C5/00; B60C19/12; B60C23/00
Foreign References:
| JPS5042504A | 1975-04-17 | |||
| US2563788A | 1951-08-07 | |||
| JPS62105803U | 1987-07-06 | |||
| JP2008308125A | 2008-12-25 | |||
| KR20170034989A | 2017-03-30 | |||
| JP2018500222A | 2018-01-11 | |||
| JP2009107541A | 2009-05-21 | |||
| JP2018522769A | 2018-08-16 | |||
| DE3430520A1 | 1986-02-27 | |||
| GB2024737A | 1980-01-16 | |||
| US2898969A | 1959-08-11 | |||
| US2871904A | 1959-02-03 | |||
| JP2015077922A | 2015-04-23 | |||
| JP2002067610A | 2002-03-08 |
Other References:
See also references of EP 3888941A4
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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