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Class Information
Number: 188/267.1
Name: Brakes > Internal-resistance motion retarder > Electroviscous or electrorheological fluid
Description: Internal resistance motion retarder wherein the liquid or gas changes viscosity upon application of electricity.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8684367 Methods and apparatus for suspension lock out and signal generation Apr. 1, 2014
8682539 Machine employing cab mounts and method for controlling cab mounts based on machine operation Mar. 25, 2014
8632096 Systems and methods for hand wheel torsional vibration attenuation Jan. 21, 2014
8632097 Systems and methods for hand wheel translational vibration attenuation Jan. 21, 2014
8573623 Front fork Nov. 5, 2013
8550222 Active material based bodies for varying frictional force levels at the interface between two surfaces Oct. 8, 2013
8547191 Damping device capable of providing increased stiffness Oct. 1, 2013
8453806 Damping device for a two-wheeled vehicle Jun. 4, 2013
8430416 Movement damping apparatus Apr. 30, 2013
8397885 Magneto-rheological fluid brake Mar. 19, 2013
8393446 Methods and apparatus for suspension lock out and signal generation Mar. 12, 2013
8336413 Rack and pinion steering apparatus having rack bearing wear compensation with damping Dec. 25, 2012
8292048 Energy absorbing device operating with a free-flowing medium Oct. 23, 2012
8160774 Vehicular actuator system Apr. 17, 2012
8055408 High bandwidth control of magnetic ride control system Nov. 8, 2011
7997392 Vibration damper Aug. 16, 2011
7942248 Adjustable damping control with end stop May. 17, 2011
7922202 Energy absorbing device Apr. 12, 2011
7900754 Rotating tub washer binary damper system Mar. 8, 2011
7896019 Active controlled energy absorber using responsive fluids Mar. 1, 2011
7849983 Controllable vehicle suspension system with a controllable magnetorheological fluid strut Dec. 14, 2010
7823708 Magnetorheological damping device for reduction or elimination of vibration in steering systems Nov. 2, 2010
7822522 Adaptive energy absorption system for a vehicle seat Oct. 26, 2010
7770701 Suspension strut for use with a compressible magnetorheological fluid Aug. 10, 2010
7461731 Magnetorheologic clutch Dec. 9, 2008
7422092 Controllable compressible fluid damper Sep. 9, 2008
7413063 Compressible fluid magnetorheological suspension strut Aug. 19, 2008
7232016 Fluid damper having continuously variable damping response Jun. 19, 2007
7225905 Magnetorheological fluid damper Jun. 5, 2007
7219752 System and method for damping vibration in a drill string May. 22, 2007
7140478 Reversibly expandable energy absorbing assembly utilizing actively controlled and engineered materials for impact management and methods for operating the same Nov. 28, 2006
7137496 Parallel field electrode configurations for electrorheological fluid applications Nov. 21, 2006
7070708 Magnetorheological fluid resistant to settling in natural rubber devices Jul. 4, 2006
7036612 Controllable magneto-rheological fluid-based dampers for drilling May. 2, 2006
7032726 Control element Apr. 25, 2006
7018102 Dampenable bearing Mar. 28, 2006
6981577 Controlling damping force shock absorber Jan. 3, 2006
6959795 Hybrid pneumatic-magnetic isolator-actuator Nov. 1, 2005
6955248 Combination type damper and washing machine having the same Oct. 18, 2005
6955249 Controlled oscillating damper Oct. 18, 2005
6926500 Fluid inertia drag damper for rotary wing aircraft rotor Aug. 9, 2005
6923298 Shock, vibration and acoustic isolation system Aug. 2, 2005
6923299 Programmable variable spring member Aug. 2, 2005
6910699 Magnetorheological fluid brake and force-feedback system for a steering mechanism Jun. 28, 2005
6896109 Magnetorheological fluid vibration isolator May. 24, 2005
6886669 Method and device for actively suspending a wheel from a vehicle May. 3, 2005
6880483 Active seat suspension for watercraft Apr. 19, 2005
6875241 Variable resistance cell Apr. 5, 2005
6868946 Method for controlling the damper current for an electrically adjustable damper Mar. 22, 2005
6846015 Energy absorbing knee bolster Jan. 25, 2005

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