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. 07, 2003
Filed:
Feb. 15, 2000
Applicant:
Inventors:
Shinichi Mori, Hiratsuka, JP;
Masaharu Sekoguchi, Hiratsuka, JP;
Assignee:
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 3/052 ; B60C 3/04 ; B60C 1/100 ;
U.S. Cl.
CPC ...
B29D 3/052 ; B60C 3/04 ; B60C 1/100 ;
Abstract
Disclosed is a pneumatic tire adopting a bias ply structure in which plural carcass layers are disposed so that cords cross each other between the layers, and having an aspect ratio of 55% or less and an outer diameter of 300 mm or less, wherein a cord angle to a tire circumferential direction of said carcass layer is set to a range from 27 to 37° in the center line position, and a surface shape of a tread portion is formed to be straight to a tire width direction in the region of 60 to 75% of a tread width.