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:
Sep. 11, 1990
Filed:
Apr. 18, 1988
Applicant:
Inventors:
Akihiro Takeuchi, Kobe, JP;
Kouichi Horiuchi, Akashi, JP;
Kiyoshi Ochiai, Kobe, JP;
Hideaki Yoshikawa, Kobe, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
152454 ; 1522 / ;
Abstract
A pneumatic radial tire having a new carcass profile, which is characterized in that a radius TR1 of the radially expansive tread surface produced when the tire is mounted on the rim officially specified for use and inflated with air having 5% pressure of the specified maximum pressure, and another radius TR2 of curvature produced when the tire is inflated with air of the specified maximum pressure always satisfy the relation of 1.2.ltoreq.TR2/TR1.ltoreq.1.5. An above-mentioned radius of curvature increase with increasing air pressure.