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:
Apr. 21, 2009
Filed:
Oct. 20, 2004
Applicant:
Hiroyuki Katsuno, Kodaira, JP;
Inventor:
Hiroyuki Katsuno, Kodaira, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C 17/00 (2006.01); B60C 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pneumatic tire largely improves the run-flat durability while preventing the deterioration of the ride comfort to the input of vibrations to the tire at a normal state and comprises a reinforcing rubberarranged inside a sidewall portionand having a crescent form at its cross section, in which one cord reinforcing layerhaving a rubberized structure of steel cords is arranged along a turnup portionof a carcass plyaround a bead coreand an interval between the steel cords in the cord reinforcing layer is within a range of 2.5-20 times a diameter of the cord.