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:
May. 19, 2015
Filed:
Apr. 19, 2013
Snap-on Equipment Srl a Unico Socio, Correggio (RE), IT;
Francesco Braghiroli, Reggio Emilia, IT;
Marco Tralli, Modena, IT;
SNAP-ON EQUIPMENT SRL A UNICO SOCIO, Correggio, IT;
Abstract
A vehicle wheel service apparatus, in particular a wheel balancer or a tire changer, comprising a load means for applying a predetermined load onto a peripheral surface of a wheel/tire assembly, a sensor device arranged to determine forces acting between the peripheral surface of the wheel/tire assembly and the load means, wherein the forces comprise at least a first force acting in a radial direction of the wheel/tire assembly and a second force acting in a circumferential direction of the wheel/tire assembly, and an evaluation device arranged to determine a rolling resistance coefficient of the tire on the basis of the first and second forces.