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:
Dec. 13, 2016
Filed:
Apr. 18, 2013
Bridgestone Corporation, Chuo-ku, Tokyo, JP;
BRIDGESTONE CORPORATION, Tokyo, JP;
Abstract
The present invention provides a heavy duty tire, comprising: a carcass; a belt constituted of a circumferential belt including at least one circumferential belt layer and a slant belt including at least one slanted belt layer, each belt layer being made of cords coated with belt coating rubber; and a cushion rubber provided on the outer side in the tire width direction of the belt layers, characterized in that: the cushion rubber has a belt adjacent portion adjacent to the belt and a main body portion adjacent to the belt adjacent portion; and provided that E1', E2′ and E3′ represent storage modulus values of the belt adjacent portion of the cushion rubber, the main body portion of the cushion rubber, and the belt coating rubber, respectively, E1′, E2′ and E3′ satisfy relationship E2′<E1′≦E3′.