Title:
RUN FLAT TIRE
Document Type and Number:
Japanese Patent JP2009061866
Kind Code:
A
Abstract:
To provide a run flat tire enhancing run flat durability by preventing a crack from being generated on an upper area of a bead part on an inner side of a vehicle in run flat traveling.
In the run flat 1 provided with a hard reinforcement rubber layer 10 having a crescent-like cross section on an inner surface side of a side wall part 3, an attachment position to the vehicle is designated and a rim protect bar 11 swelled to an outer side in a tire width direction is formed only on an upper area of a rim flange Rf in a bead part 2 on an outer side of the vehicle. A wind-up terminal 5a of the innermost carcass layer 5 on the inner side of the vehicle is arranged in a position of 80% or less or 200% or more of the height H of the rim flange Rf.
Inventors:
FURUSAWA HIROSHI
Application Number:
JP2007230386A
Publication Date:
March 26, 2009
Filing Date:
September 05, 2007
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
B60C17/00; B60C5/00; B60C13/00; B60C15/00; B60C15/06
Domestic Patent References:
JP2006159944A | 2006-06-22 | |||
JP2001063308A | 2001-03-13 | |||
JP2007168544A | 2007-07-05 | |||
JP2001213999A | 2001-08-07 | |||
JP2007168540A | 2007-07-05 | |||
JPH11192819A | 1999-07-21 | |||
JP2006218889A | 2006-08-24 | |||
JP2004359095A | 2004-12-24 | |||
JP2006159944A | 2006-06-22 | |||
JP2001063308A | 2001-03-13 | |||
JP2007168544A | 2007-07-05 | |||
JP2001213999A | 2001-08-07 |
Attorney, Agent or Firm:
Shinichi Ogawa
Takashi Noguchi
Kazuhiko Saishita
Takashi Noguchi
Kazuhiko Saishita
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