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.

Date of Patent:
Oct. 30, 2018

Filed:

May. 12, 2014
Applicant:

Bridgestone Corporation, Chuo-ku, Tokyo, JP;

Inventors:

Kenichi Sakurai, Tokyo, JP;

Osamu Motoori, Tokyo, JP;

Gaku Ogawa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 17/00 (2006.01); B60C 15/06 (2006.01); B60C 9/02 (2006.01); B60C 17/08 (2006.01);
U.S. Cl.
CPC ...
B60C 17/0009 (2013.01); B60C 9/02 (2013.01); B60C 15/0603 (2013.01); B60C 17/08 (2013.01); B60C 2015/061 (2013.01); B60C 2017/0054 (2013.01); B60C 2017/0063 (2013.01); B60C 2017/0072 (2013.01); Y10T 152/10837 (2015.01);
Abstract

A tire includes: bead cores; a carcass; a bead filler that extends along an outer face of the carcass from the bead core toward a tire radial direction outer side; and side reinforcing rubber that is provided at a tire side portion, that extends in the tire radial direction along an inner face of the carcass, that decreases in thickness on progression toward the bead core side and toward a tread portion side, that has an end portion at the bead core side that overlaps with bead filler with the carcass sandwiched therebetween, and that has an elongation at break of 130% or above, wherein a thickness of the side reinforcing rubber at a midpoint between an end portion at the tire radial direction outer side of the bead filler running along the carcass, and the end portion is 40% to 80% of a maximum thickness.


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