| Patents for H02K 49 - Dynamo-electric clutches; Dynamo-electric brakes (3,406) |
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| 04/03/2013 | CN103023270A Magnetic transmission coupler |
| 03/28/2013 | WO2012110286A3 An electrical machine |
| 03/28/2013 | DE102011115162A1 Eddy current brake for use with vehicles, has rotor comprising brake drum, rotatable guide pipe that is in limited rotation in circumferential direction, and non-rotatable guide pipe that is not rotatable in circumferential direction |
| 03/28/2013 | DE102011114191A1 Spalttopf für eine Magnetkupplung mit verbesserter Fluidströmung Split case for a magnetic coupling with improved fluid flow |
| 03/27/2013 | CN202827175U Vehicle double axles with retarder device |
| 03/27/2013 | CN103001454A Axial disk permanent magnetic reduction gear based on magnetization effect |
| 03/27/2013 | CN103001340A Floatable magnetic feed stator and permanent magnet speed reducing device based on same |
| 03/27/2013 | CN101908816B Flexure actuator |
| 03/27/2013 | CN101836013B A kinetic energy accumulator and an energy transfer system incorporating a kinetic energy accumulator |
| 03/27/2013 | CN101465568B Electric machine with wrapped pm magnetic pole |
| 03/21/2013 | WO2013039148A1 Drive device for magnetic coupling pump, and magnetic coupling pump unit |
| 03/21/2013 | US20130069567 Circuit arrangement |
| 03/20/2013 | CN202818069U Solenoid coil framework with high heat dissipation efficiency |
| 03/20/2013 | CN202818068U A free-from-falling cover plate of an eddy current retarder |
| 03/20/2013 | CN202818067U A novel anti-looseness tensioning mechanism for an eddy current retarder solenoid coil |
| 03/20/2013 | CN202818066U 一种励磁线圈固定机构 One kind of excitation coil fixing mechanism |
| 03/20/2013 | CN102983709A Magnetic coupling reduction box |
| 03/20/2013 | CN102983708A Frictionless braking system |
| 03/20/2013 | CN102979837A Permanent magnet disc brake and braking method thereof |
| 03/20/2013 | CN102037257B 磁耦合装置 Magnetic coupling means |
| 03/13/2013 | CN102966716A Permanent magnet coupler for belt driving |
| 03/07/2013 | WO2013029676A1 Magnetic gear mechanism with coils around permanently excited magnet poles |
| 03/07/2013 | WO2013009903A3 Magnetic coupler |
| 03/07/2013 | US20130057098 Sealed transmission device for helium space of high temperature gas cooled reactor and drive device thereof |
| 03/07/2013 | US20130056944 Magnetic Eddy Current Speed Retarding System and Wheeled Conveyance |
| 03/07/2013 | DE102011122554B3 Magnetkupplung und Rührwerk mit derartiger Magnetkupplung Magnetic coupling and agitator with such magnetic coupling |
| 03/07/2013 | DE102011053218A1 Pressure wave supercharger arrangement for internal combustion engine e.g. diesel engine of motor car, has cooling air channel arranged between rotor and drive unit, so that clutch is cooled by cool air passed through channel |
| 03/06/2013 | EP2564493A2 Electricity generator |
| 03/06/2013 | CN202772781U Brake device with built-in power-generating mechanism and permanent magnetic eddy current |
| 03/06/2013 | CN101951117B 汽车用自动无级变速器 Cars with automatic CVT |
| 02/28/2013 | WO2012167024A3 Magnetic coupling |
| 02/28/2013 | US20130049508 Electric damper |
| 02/27/2013 | CN202759366U Retarder magnetic conducting plate |
| 02/27/2013 | CN202759365U Coil pad |
| 02/27/2013 | CN202756166U Underground generator for drilling instrument |
| 02/27/2013 | CN102947565A A turbo compound transmission and a method for controlling a turbo compound transmission |
| 02/27/2013 | CN101982932B Disc water-cooling permanent magnet eddy current speed regulation device |
| 02/20/2013 | EP2559142A1 Improved apparatus for transferring torque magnetically |
| 02/20/2013 | CN202749996U Intelligent protection type cylinder type magnetic coupling |
| 02/14/2013 | DE102011086149A1 Holder assembly for use in brushless motor for holding piston of automobile, has magnet radially surrounded by other magnet, where poles of latter magnet are arranged behind poles of former magnet in holding position along radial direction |
| 02/13/2013 | EP2557680A1 Retarder control device, retarder control method, and vehicle having retarder control device |
| 02/13/2013 | CN102934338A Improved apparatus for transferring torque magnetically |
| 02/13/2013 | CN102096042B System for testing linear motor characteristics |
| 02/06/2013 | CN202721594U Novel large-power permanent magnet speed regulator |
| 02/06/2013 | CN202721593U Controllable magnetic soft starting device |
| 02/06/2013 | CN102916558A Cage-shaped rotor magnetic coupling capable of regulating speed |
| 01/31/2013 | WO2013014684A1 Device for producing electric energy |
| 01/30/2013 | CN202713116U Device for improving retarding torque of eddy current retarder |
| 01/30/2013 | CN202713115U Passive permanent magnet coupling transmission, braking or load device |
| 01/30/2013 | CN102904415A Brake system and electromagnetic actuation device for same |
| 01/30/2013 | CN102897021A Coupling device with same or different transmission properties in two directions |
| 01/23/2013 | CN102893505A 耦合装置 Coupling device |
| 01/23/2013 | CN102891586A Annular vortex speed changer |
| 01/23/2013 | CN102075063B Non-contact magnetic brake mechanism |
| 01/23/2013 | CN101413573B Three-end axle differential transmission apparatus regulated and controlled by electric energy damp |
| 01/22/2013 | US8358044 Electric machine apparatus with integrated, high torque density magnetic gearing |
| 01/22/2013 | CA2425525C Drive apparatus |
| 01/17/2013 | WO2013009903A2 Magnetic coupler |
| 01/17/2013 | US20130015734 Magnetic coupler |
| 01/17/2013 | US20130015026 Self-Excited Eddy Current Liquid-Cooled Retarder |
| 01/16/2013 | CN202679218U Permanent magnetic coupling transmission, braking or load apparatus with cooling and lubricating devices |
| 01/16/2013 | CN202679217U Torque-limiting permanent magnet coupler |
| 01/16/2013 | CN202679216U Retarder with self-generating function |
| 01/16/2013 | CN202679215U A rare earth permanent magnet bistable brake |
| 01/16/2013 | CN102874123A Disk type water cooling self-excited eddy current retarder |
| 01/16/2013 | CN101997395B High-efficiency armature winding permanent magnet coupler with adjustable electromagnetic torque |
| 01/16/2013 | CN101997392B High-efficiency boiler-grate permanent-magnet coupling capable of adjusting electromagnetic torque |
| 01/10/2013 | DE102012201491A1 Eddy current brake e.g. retarder for use in e.g. lorry, has permanent magnets arranged on carrier such that orientation and direction of magnetic field lines from south pole to north pole of magnet is aligned parallel to rotational axis |
| 01/09/2013 | CN202663275U Retarder with automatic power generation function for vehicles |
| 01/09/2013 | CN102869436A Electromagnetic stirring apparatus |
| 01/03/2013 | US20130002076 Magnetic gear mechanism |
| 01/03/2013 | US20130002075 Magnetic gear arrangement |
| 01/03/2013 | US20130002074 Modularized Electromagnetic Resistance Apparatus |
| 01/03/2013 | US20130002073 Modularized Electromagnetic Resistance Apparatus |
| 01/03/2013 | US20130000991 Systems and methods to reduce oscillations in magnetic couplings |
| 01/02/2013 | CN202652041U Permanent magnet speed regulator |
| 01/02/2013 | CN202652040U Eddy current transmission |
| 01/02/2013 | CN202652039U Rotation frame used for vortex speed changer |
| 01/02/2013 | CN102857068A 磁式齿轮机构 Magnetic gear mechanism |
| 12/27/2012 | US20120326544 Magnetic break system |
| 12/26/2012 | EP2537238A2 Magnetic gear arrangement |
| 12/26/2012 | EP2537234A2 A rotor for a permanent magnet retarder |
| 12/26/2012 | CN202634238U Eddy current retarder for school bus |
| 12/26/2012 | CN202634237U Multi-blade eddy current retarder rotor structure |
| 12/26/2012 | CN202634236U Rotor mechanism for self-locking fixing permanent magnet coupling device |
| 12/26/2012 | CN102837602A Coupling device with same or different transmission characteristics along two directions |
| 12/26/2012 | CN102837601A Coupling device with same or different transmission characteristics along two directions |
| 12/26/2012 | CN101752986B Eddy current damper |
| 12/25/2012 | US8339010 Dual rotor electric machine having a field-controlling rotor |
| 12/25/2012 | US8336409 Magnetic piston apparatus and method |
| 12/20/2012 | WO2012122963A3 Separating can of a magnetic coupling, in particular of a magnetic coupling pump |
| 12/19/2012 | CN202616966U Eddy-current retarder stator support |
| 12/19/2012 | CN102835022A Retarder control device, retarder control method, and vehicle having retarder control device |
| 12/19/2012 | CN102832781A Permanent-magnet dipole pair and permanent-magnet coupling device with same |
| 12/19/2012 | CN101795049B 缓速器 Retarder |
| 12/18/2012 | US8333666 Inner drive for magnetic drive pump |
| 12/13/2012 | WO2012168220A1 Electromagnetically actuatable friction coupling |
| 12/13/2012 | WO2012168219A1 Electromagnetically actuatable friction coupling |
| 12/13/2012 | US20120313472 Magnetic particle induced plugging resistant magnetic coupling |
| 12/12/2012 | CN202602516U Poor pole difference magnetic guidable harmonic wave type magnetic gear pair of radial magnetic field |