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:
Sep. 04, 1990
Filed:
May. 17, 1988
Kazuhiko Kawamura, Shirakawa, JP;
Kazuo Sato, Kobe, JP;
Abstract
A radial tire for heavy loads, comprises: a pair of bead cores; a carcass the ends of which are turned up around the bead cores to form a carcass main part and a carcass turned up part on the axially inside and the outside of the bead core, respectively; a metallic cord reinforcing layer turned up around the bead core to form (a) an outside part extending along the axially outside of the carcass turned up part and (b) an inside part extending along the axially inside of the carcass main part; an outside reinforcing layer of organic fiber cords disposed axially outside the outside part of the metallic cord reinforcing layer; an inside reinforcing layer of organic fiber cords disposed on the axially inside of the carcass main part; a bead apex between the carcass main part and the turned up part extending radially outwardly beyond the radially outer end of the outside reinforcing layer; a rubber chafer disposed outside the outside reinforcing layer; and an inner sidewall disposed between the outside reinforcing layer and the rubber chafer extending radially outwardly beyond the radially outer end of the outside reinforcing layer so as to contact with a buffer of the bead apex.