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:
Dec. 13, 2005
Filed:
Feb. 20, 2002
J. David Carlson, Cary, NC (US);
Michael J. Chrzan, Apex, NC (US);
Lynn C. Yanyo, Cary, NC (US);
Thomas Peuker, Bavaria, DE;
J. David Carlson, Cary, NC (US);
Michael J. Chrzan, Apex, NC (US);
Lynn C. Yanyo, Cary, NC (US);
Thomas Peuker, Bavaria, DE;
Lord Corporation, Cary, NC (US);
Abstract
An apparatus comprising a frame; a member movable relative to said frame; a damping device interconnected between the frame and the movable member; a controller for activating the damper to generate a damping condition at a predetermined member operating condition; and system for activating the damping device at a predetermined operating condition of the moving member during a loss of power to the apparatus. The damping device may comprise a field controllable damper that includes a volume of field controllable fluid, which may in turn comprise magnetorheological fluid for example. The rheology of the field controllable fluid is effected during the application of the field.