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. 09, 2014
Filed:
Jan. 07, 2011
Applicants:
Joseph Arthur Menapace, Livermore, CA (US);
Paul Richard Ehrmann, Hughson, CA (US);
Inventors:
Joseph Arthur Menapace, Livermore, CA (US);
Paul Richard Ehrmann, Hughson, CA (US);
Assignee:
Lawrence Livemore National Security, LLC, Livermore, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/44 (2006.01); B24B 1/00 (2006.01);
U.S. Cl.
CPC ...
B24B 1/005 (2013.01); H01F 1/447 (2013.01); H01F 1/442 (2013.01);
Abstract
A nonaqueous magnetorheological fluid includes a primarily organic carrier liquid and magnetizable particles. The magnetorheological fluid also includes a buffer, a stabilizer, and water. A pH of the magnetorheological fluid is between 6.5 and 9.0.