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. 05, 2022
Filed:
Jul. 04, 2018
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Tony Zivkovic, Clermont-Ferrand, FR;
Philippe Gervais, Clermont-Ferrand, FR;
Guillaume Bacher, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
A tire tread having a tread surface () in the new state and at least one wavy groove () opening into the tread surface, the groove is the new state having external cavities () that open onto the tread surface in the new state along a length (Le) and internal cavities () that do not open onto the tread surface. The external cavities () have a bottom () of which the points that are innermost in the tread are at a distance (H) from the tread surface () in the new state, the internal cavities () having a bottom () of which the innermost points are at a distance (H) from the same tread surface (). The external cavities () and the internal cavities () being connected together by linking cavities (). The tread () being such that at least two sipes () are formed from the bottom () of the external cavities () and along an entire length (Le) of these external cavities ().