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. 20, 2016
Filed:
May. 31, 2011
Matthew Elder, Orangeburg, SC (US);
Brad Graham, Summerville, SC (US);
Justin Warner, Milford, MI (US);
Eric Canonge, Charlotte, NC (US);
Warren W. Pendry, Orangeburg, SC (US);
Lennie D. Rhoades, Charlotte, NC (US);
Jeffrey C. Hickman, Concord, NC (US);
Darren Chandler, Orangeburg, SC (US);
Duncan Burns, Jr., Charlotte, NC (US);
Rick Nelson, Lexington, SC (US);
Alex Evrard, Concord, NC (US);
Jeremy Hansen, Charlotte, NC (US);
Chris Roth, Harrisburg, NC (US);
Matthew Elder, Orangeburg, SC (US);
Brad Graham, Summerville, SC (US);
Justin Warner, Milford, MI (US);
Eric Canonge, Charlotte, NC (US);
Warren W. Pendry, Orangeburg, SC (US);
Lennie D. Rhoades, Charlotte, NC (US);
Jeffrey C. Hickman, Concord, NC (US);
Darren Chandler, Orangeburg, SC (US);
Duncan Burns, Jr., Charlotte, NC (US);
Rick Nelson, Lexington, SC (US);
Alex Evrard, Concord, NC (US);
Jeremy Hansen, Charlotte, NC (US);
Chris Roth, Harrisburg, NC (US);
HUSQVARNA AB, Huskvarna, SE;
Abstract
Riding lawn mowers may utilize friction drives configured with a variable normal force between frictional components. In a riding lawn mower, an internal combustion engine may be coupled to a differential via a friction drive, wherein the friction drive is configured with a variable normal force in order to provide improved power transfer and/or shifting performance.