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:
Oct. 06, 2015
Filed:
Apr. 07, 2010
Applicant:
Steven D. Klein, Munger, MI (US);
Inventor:
Steven D. Klein, Munger, MI (US);
Assignee:
Steering Solutions IP Holding Corporation, Saginaw, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/02 (2006.01); B62D 5/04 (2006.01); B62D 6/00 (2006.01); G01L 5/20 (2006.01);
U.S. Cl.
CPC ...
B62D 5/0481 (2013.01);
Abstract
A method of estimating friction in a steering system controlled by a control module is provided. The method includes performing by the control module, estimating a steering load gain; estimating a steering load hysteresis; and determining friction based on the steering load gain, the steering load hysteresis, and a reference model.