The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 06, 2015
Filed:
Aug. 25, 2010
Applicant:
Daisuke Maehara, Kodaira, JP;
Inventor:
Daisuke Maehara, Kodaira, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 17/00 (2006.01); B60C 9/04 (2006.01); B60C 13/00 (2006.01); B60C 15/00 (2006.01); B60C 9/09 (2006.01); B60C 9/02 (2006.01);
U.S. Cl.
CPC ...
B60C 17/0009 (2013.04); B60C 2009/0416 (2013.04); B60C 13/00 (2013.01); B60C 9/04 (2013.01); B60C 15/0018 (2013.04); B60C 2009/0475 (2013.04); B60C 15/0009 (2013.04); B60C 9/09 (2013.01); B60C 2015/009 (2013.04); B60C 9/0207 (2013.04); B60C 2009/0433 (2013.04);
Abstract
Provided is a run-flat tire in which a side-reinforcing rubber is arranged on the inside of the carcass in the tire width direction on both sidewall portions. The carcass plies include cords made of a material having a heat shrinkage rate of 2% to 8% at 177° C., and the run-flat tire further includes a reinforcing cord layer which includes cords made of a material having a heat shrinkage rate of less than 2% at 177° C., the reinforcing cord layer being arranged on the outside of the side-reinforcing rubber in the tire width direction on both sidewall portions.