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.

Date of Patent:
Feb. 14, 2023

Filed:

Dec. 20, 2017
Applicant:

Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;

Inventors:

Kazutaka Yokokawa, Tokyo, JP;

Masayoshi Nomura, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60C 11/12 (2006.01); B60C 11/03 (2006.01);
U.S. Cl.
CPC ...
B60C 11/1259 (2013.01); B60C 11/0306 (2013.01); B60C 11/1204 (2013.01); B60C 11/1281 (2013.01); B60C 2011/1209 (2013.01); B60C 2011/1286 (2013.01);
Abstract

The tread has a contact face which is provided with a plurality of grooves opening to the contact face and a plurality of contact elements being delimited by the plurality of grooves. Each contact element has a top face constituting a part of the contact face and at least two incisions opening to the top face and extending radially inward of the contact elements. The incisions include at least one thin incision that is delimited via two opposed thin incision faces having a width tand at least one thick incision being delimited via two opposed thick incision faces having a width t. The width tis thicker than the width t. The at least one thick incision comprises at least one protrusion protruding from one of the thick incision face toward another thick incision face. The width tof the at least one thick incision is at least equal to 1.0 mm.


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