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. 13, 2021
Filed:
Oct. 25, 2017
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Akihiro Tamugi, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe, JP;
Abstract
In a tire, an outer surfaceof a crown riband an outer surfaceof a shoulder ribform a part of a tread surface. On a cross-section of the tirealong a plane that includes a rotation axis of the tire, an outline of the outer surfaceof the crown ribis represented as a first arc. A center of a circle to which the first arc belongs is disposed on the equator plane. An outline of the outer surfaceof the shoulder ribis represented as a second arc. A ratio of a distance from a center of a chord of the second arc to the second arc relative to a length of the chord of the second arc is not less than 0.03 and not greater than 0.05.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile