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:
May. 14, 2013
Filed:
Sep. 29, 2008
Applicant:
Nobutaka Narita, Clermont-Ferrand, FR;
Inventor:
Nobutaka Narita, Clermont-Ferrand, FR;
Assignees:
Compagnie Generale des Etablissements Michelin, Clermont-Ferrand, FR;
Michelin Recherche et Technique S.A., Granges-Paccot, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C 11/03 (2006.01); B60C 11/117 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tire tread provided with a plurality of grooves delimiting blocks and/or ribs and having an average depth H. This tread has a tread surface designed to come into contact with the roadway only along a plurality of raised contact lines. The raised contact lines intersect one another to delimit, on the tread surface, a plurality of contiguous first cavities each formed by a wall which is recessed radially inwardly from the tread surface. The walls of the first cavities are intersected by respective second cavities situated radially.