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. 21, 2021
Filed:
Mar. 06, 2018
Compagnie Generale Des Etablissements Michelin, Clermont-Ferrand, FR;
Philippe Souyri, Clermont-Ferrand, FR;
Emmanuel Igier, Clermont-Ferrand, FR;
COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, Clermont-Ferrand, FR;
Abstract
A method for determining the static friction coefficient of a shoe sole () using a test bed () comprising a measuring surface () with known friction features; a bearing member () producing a bearing force Fz on the sole (); and a traction member () capable of generating a movement between the sole () and the measuring surface (); said method comprising the following steps: positioning at least one portion of a sole () to be tested on the measuring surface (); applying a bearing force Fz on the sole (); gradually causing a movement to be applied to the traction member (); recording the values of Fx and Fz; and determining the static friction coefficient Mu.