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. 02, 2008
Filed:
Aug. 11, 2005
John C. Ulicny, Oxford, MI (US);
Yang-tse Cheng, Rochester Hills, MI (US);
Mark A. Golden, Washington, MI (US);
Keith S. Snavely, Sterling Heights, MI (US);
John C. Ulicny, Oxford, MI (US);
Yang-Tse Cheng, Rochester Hills, MI (US);
Mark A. Golden, Washington, MI (US);
Keith S. Snavely, Sterling Heights, MI (US);
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
A magnetorheological fluid composition comprising a carrier fluid; and a plurality of high aspect ratio magnetizable particles, wherein the aspect ratio of the high aspect ratio magnetizable particles is greater than 1.5. Optionally, the high aspect ratio magnetizable particles can have interlocking structures comprising male component and a female component. Still further, a magnetorheological fluid composition can comprise low aspect ratio magnetizable particles having the interlocking structures, wherein the aspect ratio of the low aspect ratio magnetizable particles is 1 to 1.5.