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:
Apr. 29, 2008
Filed:
Jun. 02, 2005
Neil E. Robb, Jackson, MI (US);
Rick L. Boyer, Marshall, MI (US);
Gary E. Hart, Indianapolis, IN (US);
Neil E. Robb, Jackson, MI (US);
Rick L. Boyer, Marshall, MI (US);
Gary E. Hart, Indianapolis, IN (US);
BorgWarner Inc., Auburn Hills, MI (US);
Abstract
A magnetorheological fan coupling () having an inverted construction with an input member () rotatably mounted to an output member (). The input member () defines a fluid chamber () with the output member () rotating therein and a magnetic medium () between the output member () and the input member (). The coupling () further includes an electromagnet subassembly () actuated by a controller () for adjusting the shear stress of the magnetic medium () and regulating the amount of torque transferred from the input member () to the output member ().