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Class Information
Number: 188/267
Name: Brakes > Internal-resistance motion retarder > Using magnetic flux
Description: Internal resistance motion retarder wherein a medium comprises a dipolar field of force in which the density is related to the intensity.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8701843 Flywheel assembly for exercise devices Apr. 22, 2014
8701845 Suspension device Apr. 22, 2014
8689950 Electromagnetic type retarder Apr. 8, 2014
8684367 Methods and apparatus for suspension lock out and signal generation Apr. 1, 2014
8668060 Electromagnetic shock absorber for vehicle Mar. 11, 2014
8651250 Magnetorheological devices with permanent magnet field bias Feb. 18, 2014
8646550 Self rechargeable synergy drive for a motor vehicle Feb. 11, 2014
8641052 Suspension device Feb. 4, 2014
8616536 Active dynamic vibration absorber apparatus for vehicle Dec. 31, 2013
8596430 Electrical shock absorber Dec. 3, 2013
8584816 Enhanced damping using cryogenic cooling Nov. 19, 2013
8561764 Damping device for a two-wheeled vehicle Oct. 22, 2013
8550221 Magnetic spring, a spring and damper assembly, and a vehicle including the spring Oct. 8, 2013
8547191 Damping device capable of providing increased stiffness Oct. 1, 2013
8498784 Method for estimating the suspension stroke of a vehicle and apparatus implementing the same Jul. 30, 2013
8469164 Damper Jun. 25, 2013
8453806 Damping device for a two-wheeled vehicle Jun. 4, 2013
8448952 Vehicle with active-regenerative suspension May. 28, 2013
8452552 Method for testing a vibration damper of a motor vehicle in the installed state, and vibration damper-test system for a motor vehicle May. 28, 2013
8430416 Movement damping apparatus Apr. 30, 2013
8413773 Magnetorheological damper system Apr. 9, 2013
8408370 Energy absorbing element Apr. 2, 2013
8397885 Magneto-rheological fluid brake Mar. 19, 2013
8397883 Brake with field responsive material Mar. 19, 2013
8371423 Braking or clutching device Feb. 12, 2013
8353393 Operator interface controllable brake with field responsive material Jan. 15, 2013
8349154 Surface modified electrodes for ER fluids Jan. 8, 2013
8327984 Magnetorheological (MR) piston assembly with primary and secondary channels to improve MR damper force Dec. 11, 2012
8327983 Enhanced damping using motion amplification Dec. 11, 2012
8322497 Magneto-rheological dampers for semi-active suspension systems Dec. 4, 2012
8322498 Shock absorber Dec. 4, 2012
8322499 Damping valve for a hydraulic shock absorber Dec. 4, 2012
8317002 System of smart colloidal dampers with controllable damping curves using magnetic field and method of using the same Nov. 27, 2012
8292048 Energy absorbing device operating with a free-flowing medium Oct. 23, 2012
8286763 Magnetorheological fluid-based device having a magnetorheological piston assembly Oct. 16, 2012
8215467 Multi-gap magnetorheological fluid clutch Jul. 10, 2012
8205728 Magnetorheological force transmission device Jun. 26, 2012
8191874 Vehicle suspension system Jun. 5, 2012
8160774 Vehicular actuator system Apr. 17, 2012
8127900 Electromagnetic shock absorber for vehicle Mar. 6, 2012
8051961 Magneto-rheological damper Nov. 8, 2011
8055408 High bandwidth control of magnetic ride control system Nov. 8, 2011
8042658 Suspension device Oct. 25, 2011
8033367 Seismic and dynamic axial damper applicable to elements preferably having a cylindrical, rectangular or squared section Oct. 11, 2011
8026647 Generator-brake integration type rotating machine Sep. 27, 2011
8016087 Fluid damper Sep. 13, 2011
8002089 Systems and methods for providing a haptic device Aug. 23, 2011
7992692 Damper equipped with relative displacement detecting sensor Aug. 9, 2011
7975813 Electromagnetic suspension system for a seat assembly and machine using same Jul. 12, 2011
7958979 Variable damper Jun. 14, 2011

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