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. 14, 2025
Filed:
Jul. 14, 2020
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Franck Nugier, Clermont-Ferrand, FR;
Cécile Roussel, Clermont-Ferrand, FR;
Olivier Ropars, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
A Tire tread with blocks for a heavy construction-plant vehicle, to improve the compromise between traction on muddy ground and lifetime in terms of wear on rough ground. A tread () has blocks (), which are separated by cuts () and raised with respect to a bottom surface (). Any block () have a contact face () having a polygonal shape of surface area SC, which is contained in a tread surface (), lateral faces (), and a base section (), which has a polygonal shape of surface area SB. The contact face () of any block () has a polygonal shape that is at least partially concave, wat least two consecutive sides () that form between them an interior angle Aof the polygonal shape that is greater than 180° and the surface area SC of the contact face () is at most equal to 0.9 times the surface area SB of the base section ().