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:
Jan. 13, 2026
Filed:
Aug. 23, 2021
Sumitomo Rubber Industries, Ltd., Hyogo, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Hyogo, JP;
Abstract
A pneumatic tire having a side portion and a clinch portion, wherein: in a meridian cross section, the distance from a bead baseline to the outside portion in the width direction of the clinch portion is greater than the distance to the inside portion in the width direction; the E*of the side portion, as measured at 70° C., a frequency of 10 Hz, an initial distortion of 5%, and a distortion rate of 1%, is less than the E*of the clinch portion; and, formulas (1) and (2) are satisfied:1600≤(×π/4)/≤2827.4 (1)[(+1.5×10)/]≤2.88×10 (2)where Wt is the cross-sectional width of the tire installed on a standardized rim and filled with air to an internal pressure of 250 kPa, Dt is the outer diameter, and V is the volume of the tire.