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:
Apr. 24, 2007
Filed:
Nov. 03, 2003
Jose Merino Lopez, Riom, FR;
Julien Metzger, Clermont-Ferrand, FR;
Jose Merino Lopez, Riom, FR;
Julien Metzger, Clermont-Ferrand, FR;
Michelin Recherche Et Technique S.A., Granges-Paccot, CH;
Abstract
A tread of thickness E, intended to be used in a tire having a carcass reinforcement surmounted by a crown reinforcement and including on its outer surface a plurality of grooves of depth h, including at least circumferential grooves separated axially by ribs, is provided with at least one internal, circumferential anti-rubber-on-rubber connection element, the outer wall of which, viewed in meridian section, has in part a contour identical to the contour of the wall of the regrooving groove to be created, the point(s) of said wall which are farthest from the axis of rotation being radially distant from the tread surface by a quantity hless than the depth h of the grooves, and the point(s) of said wall closest to the axis of rotation being radially distant from the tread surface by the maximum regrooving height H.