Title:
RUBBER PATCH FOR REPAIRING RADIAL TIRES, METHOD FOR REPAIRING RADIAL TIRES USING SAME, AND REPAIRED RADIAL TIRE
Document Type and Number:
WIPO Patent Application WO/2012/111347
Kind Code:
A1
Abstract:
The present invention provides a rubber patch for repairing radial tires which is capable of preventing premature failure of repaired radial tires, thereby improving the durability of the repaired radial tires. The present invention also provides a method for repairing radial tires using the rubber patch for repairs, and a repaired radial tire. The rubber patch for repairing radial tires, which is constituted using reinforced cord layers formed by covering a plurality of reinforced cords arranged in parallel to each other with rubber, is characterized in that: the reinforced cord layers are constituted by laminating a plurality of layers from one to towards the other, and between the reinforced cord layers having the same reinforced cord extension direction, when a region, which is enclosed by a virtual line joining those cords that are adjacent to each other among the plurality of reinforced cords and the outermost reinforced cord in the parallel direction among the plurality of reinforced cords, is regarded as a reinforced region, with regard to reinforced cord layers having the same cord extension direction, the reinforced region of the reinforced cord layer positioned on the other side is positioned on the inside of the reinforced region of the reinforced cord layer positioned on one side, as viewed in the direction of lamination.
Inventors:
SHOUYAMA YOSHINOBU (JP)
Application Number:
PCT/JP2012/001079
Publication Date:
August 23, 2012
Filing Date:
February 17, 2012
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
SHOUYAMA YOSHINOBU (JP)
SHOUYAMA YOSHINOBU (JP)
International Classes:
B29C73/10; B60C19/00
Foreign References:
| JPH08244124A | 1996-09-24 | |||
| JPH07172123A | 1995-07-11 | |||
| JPS3615276B1 | ||||
| JP2012501888A | 2012-01-26 | |||
| JP2011524829A | 2011-09-08 | |||
| JP2011525443A | 2011-09-22 | |||
| JPH07172123A | 1995-07-11 |
Other References:
See also references of EP 2676788A4
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
Kenji Sugimura (JP)
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Claims: