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:
Jul. 08, 2014
Filed:
Jan. 08, 2009
Patrick Bervas, Clermont-Ferrand, FR;
Jean-claude-john Faure, Mozac, FR;
Hideaki Takano, Aichi, JP;
Ludovic Greverie, Gunma, JP;
Patrick Bervas, Clermont-Ferrand, FR;
Jean-Claude-John Faure, Mozac, FR;
Hideaki Takano, Aichi, JP;
Ludovic Greverie, Gunma, JP;
Michelin Recherche et Technique S.A., Granges-Paccot, CH;
Compagnie Generale des Etablissements Michelin, Clermont-Ferrand, FR;
Abstract
Tire comprising a tread having a tread surface () and comprising a plurality of grooves () of generally circumferential orientation and of depth H, these grooves () defining a plurality of rubber elements (), at least one of which comprises a plurality of cavities (), each cavity () of volume Vc of generally elongate shape with a total length Lc and being designed to communicate with a single groove () of generally circumferential orientation, each cavity () being extended all the way along its length Lc by an incision () which extends radially outwardly to emerge at the tread surface (), this tire being such that the incision () comprises an incision portion () beginning at the cavity and forming an angle A of at least 10° with a line perpendicular to the tread surface and passing through the point of intersection of the incision with the cavity ().