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:
Sep. 19, 2023
Filed:
Oct. 31, 2018
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Damien Bardin, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
Tread () for a heavy-duty vehicle tire having, when new, a tread surface (), with at least one evolving cut () comprising a part () hidden inside the tread which is delimited by opposing walls () distant from one another by a maximum width Lc. The part () being extended towards the tread surface () by a sipe (), opening into the hidden part () to be offset from one of the walls () delimiting the hidden part to form a bridge situated radially over said hidden part (). The tread having a plurality of grooves () open when new onto the tread surface (), these grooves () opening into an evolving cut () to form a connecting region (), the tread () further comprising, in at least 50% of the connecting regions (), a protuberance () extending over the entire height Hc of the hidden part () and over a maximum thickness Ep so as to act as a support for the bridge () situated radially over the hidden part () in the connecting region ().