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. 01, 2013
Filed:
Oct. 13, 2008
Applicants:
Xavier Boutillon, Antony, FR;
Moustapha Hafez, Arcueil, FR;
Jose Lozada, Massay, FR;
Inventors:
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/00 (2006.01); H01F 1/00 (2006.01); F16F 15/03 (2006.01); F16F 9/53 (2006.01);
U.S. Cl.
CPC ...
Abstract
Damping device to impose a reaction to the displacement of a manual operating device (), said device comprising at least one chamber containing the magneto-rheological fluid, one or two means of generating a variable magnetic field () in the magneto-rheological fluid so as to modify its apparent viscosity, one element () free to move in translation capable of shearing the magneto-rheological fluid and designed to be mechanically connected to the manual operating device (), said mobile element () comprising a blade with a longitudinal axis (Y) comprising holes and/or recesses and/or projections.