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. 10, 1995
Filed:
Nov. 26, 1991
Yukishige Adachi, Akashi, JP;
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Abstract
The invention is directed to a pneumatic tire which comprises a carcass turned up around bead cores from axially inward to outward thereof to form two turned up portions and one main portion therebetween, the carcass turned up portions extending radially outwardly along and adjacently to the carcass main portion from the bead portion to a position not lower than a 1/2 height of the tire section height, an axially inner reinforcing layer disposed axially inside the carcass main portion, and an axially outer reinforcing layer disposed between the carcass main portion and each turned up portion, the inner reinforcing layer comprising one ply of high modulus cords laid at 15 to 50 degrees with respect to the tire axis and extending along the inner face of the carcass at least from a 1/4 height of the tire section height to the bead portion, the outer reinforcing layer comprising two cross plies of high modulus cords laid at 30 to 60 degrees with respect to the tire circumferential direction, and the cord spacing between the adjacent plies in the outer reinforcing layer being 1 to 2 times the cord thickness.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile