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:
Jul. 14, 1998
Filed:
May. 29, 1996
Applicant:
Inventors:
Masayuki Ohashi, Kodaira, JP;
Eiji Nakamura, Kodaira, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
L08J / ;
U.S. Cl.
CPC ...
524147 ; 524297 ; 524314 ; 524315 ; 524495 ; 524526 ; 524505 ;
Abstract
A rubber composition for use in a tire tread comprises particular amounts of carbon black, silica, silane coupling agent and softening agent in addition to the specified diene rubber as a rubber ingredient and has specified storage modulus ratio after vulcanization and hystresis loss at 150% strain and provides pneumatic tires capable of stably developing the steering stability under wide-range service conditions of from low temperature to high temperature and from wet road surface to dry road surface.