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:
Nov. 10, 1998
Filed:
Jun. 06, 1996
Applicant:
Inventors:
Atao Kishi, Hiratsuka, JP;
Hirokatsu Maruyama, Hiratsuka, JP;
Assignee:
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B60C / ; B60C / ; B60C / ;
U.S. Cl.
CPC ...
1522 / ;
Abstract
A pneumatic radial tire for heavy loads, formed by providing the shoulder side edge portions of at least the second inner ribs or block rows counted from the outermost parts of a tread portion with narrow ribs of a height equal to that of the ribs or block rows via narrow grooves, and chambering the edge portions of these narrow ribs or inclining the depthwise axes of these narrow grooves from a tread surface toward a tread center.