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. 09, 2024
Filed:
Dec. 11, 2019
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Frédéric Domprobst, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
Tread () for a tire of a heavy-duty vehicle, having a tread surface (), this tread () comprising, near to each of its edges (), a plurality of open wells () on the tread surface when new, these open wells () of depth Pmax being arranged circumferentially with a mean distance D between two consecutive open wells; each open well () being delimited by two main faces () facing one another, this tread being such that each open well () is connected to at least one hidden cavity () formed within the tread, this hidden cavity () opening into a main face () of said well.