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:
Nov. 30, 2021
Filed:
Sep. 30, 2016
Mark Collett, Simpsonville, SC (US);
Francois Hottebart, Royat, FR;
Constantin Lazar, Greenville, SC (US);
Martin Lipham, Greenville, SC (US);
Mark Collett, Simpsonville, SC (US);
Francois Hottebart, Royat, FR;
Constantin Lazar, Greenville, SC (US);
Martin Lipham, Greenville, SC (US);
Compagnie Generale des Etablissements Michelin, Clermont-Ferrand, FR;
Abstract
The present invention includes tire treads having a sipe () and a void feature () in fluid communication with the sipe. Particular embodiments of the present invention also include methods for forming the same. In various embodiments, the sipe has a length, a height, and a thickness that is variable across the length and height of the sipe. The thickness of the sipe includes a thick portion () and a thin portion (), the thick portion at least partially extending around a perimeter of the thin portion. In particular embodiments, the void feature () which is in fluid communication with the sipe extends primarily in a direction of the sipe length and has a width extending in the direction of the sipe thickness equal to or greater than substantially 1 millimeter.