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:
Jun. 23, 1998
Filed:
Nov. 08, 1996
John Anthony Turley, Sutton Coldfield, GB;
Arthur Roger Williams, Solihull, GB;
Sumitomo Rubber Industries, Ltd., Hyogo-ken, JP;
Abstract
A radial tire having bead regions each comprising a bead clinch and a bead seat has between two and ten circumferentially extending ribs projecting outward of the bead region outer surface. The ribs are preferably continuous around the circumference of the tire bead and project outward from the bead region outer surface by a distance not greater than 8%, more preferably not greater than 3%, of the bead base width. Also the ribs preferably have a maximum width of between 5% and 15%, most preferably 10%, of the bead base width. The rib surface most preferably comprises a continuous surface of an arc and straight portion meeting tangentially.