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:
Mar. 08, 2022
Filed:
Apr. 04, 2017
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Philippe Mansuy, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
Tread () of a radial tire for a heavy vehicle. The tire alternatingly rolls in laden and unladen states on ascent and descent, respectively. Tread () has total width Wand comprises first median portion () having median width W, where 0.2W≤W≤0.5W. Tread () axially delimited by second and third lateral portions () that have respective lateral widths (W, W) at least equal to 25% and at most equal to 40% of total width W. Angle Aof leading face () of every element in relief () of first median portion () is strictly less than angle Aof trailing face () of said element in relief (). Angle (A, A) of leading face () of every element in relief () of each of second and third lateral portions () is strictly greater than angle (A, A) of trailing face () of said element in relief ().