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. 13, 1984
Filed:
Feb. 14, 1983
Applicant:
Inventors:
Hiroyoshi Takigawa, Kodaira, JP;
Hiroshi Ogawa, Higashiyamato, JP;
Assignee:
Bridgestone Tire Company Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
1522 / ; D121 / ;
Abstract
A heavy duty radial tire having a tread of a double zigzag pattern, wherein the main groove is formed into a zigzag and further the ridge of a rib adjacent to the zigzag main groove is formed into a zigzag, whose pitch and amplitude are considerably smaller than those of the zigzag main groove, has a high irregular wear resistance without deteriorating the wet performance of the tire.