| Patents for H02K 49 - Dynamo-electric clutches; Dynamo-electric brakes (3,406) | 
|---|
| 12/23/2009 | CA2726294A1 Gas compressor magnetic coupler | 
| 12/17/2009 | WO2009130456A3 Electrical machines | 
| 12/17/2009 | WO2009071075A3 Force-path transformation device | 
| 12/16/2009 | CN201365187Y Regulating mechanism of permanent magnet damper on cable drum | 
| 12/16/2009 | CN201365186Y Electric eddy current retarder | 
| 12/16/2009 | CN201363402Y Damping device for controlling tracking error of heliostat transmission case | 
| 12/10/2009 | WO2009147378A1 Magnetic gear | 
| 12/10/2009 | WO2009147377A1 Electrical machines | 
| 12/09/2009 | CN201360218Y Eddy-current retarder with coil anti-loose structure | 
| 12/09/2009 | CN201358833Y Magnetic fan clutch | 
| 12/09/2009 | CN101599687A Large braking torque eddy current retarder rotor | 
| 12/09/2009 | CN100568687C Self-unloading magnetic coupler | 
| 12/02/2009 | CN201355797Y Electronic brake for three-phase alternating-current electromotor | 
| 12/02/2009 | CN100566098C Piston structure magnetic head for vehicle permanent magnet speed buffer | 
| 12/02/2009 | CN100563531C Food processing apparatus including magnetic drive | 
| 12/01/2009 | US7626297 Mass magnifier using magnetic fields and mu-metal to provide an energy storage flywheel for use in conventional, microtechnology, and nanotechnology engines | 
| 11/26/2009 | WO2009142258A1 Magnetic coupling device | 
| 11/25/2009 | EP2027644B1 Arrangement for generating a non-linear force or torque curve | 
| 11/24/2009 | US7622839 Magnetic belt and roller system | 
| 11/19/2009 | US20090284091 Magnetic Coupling with Hysteresis, Particularly for Winding/Unwinding Devices | 
| 11/18/2009 | CN101582604A Direct drive motor for vehicle wiper system | 
| 11/17/2009 | US7619341 Rotor of rotating electric machine | 
| 11/11/2009 | EP2117100A2 Magnetic movement converter | 
| 11/11/2009 | EP1692412B1 Electromagnetic retarder rotor comprising improved cooling fins | 
| 11/11/2009 | CN201345602Y Direct absorption type electromagnetic reducer | 
| 10/29/2009 | WO2009130456A2 Electrical machines | 
| 10/28/2009 | CN101567602A Generator-brake integration rotating machine | 
| 10/27/2009 | US7608961 Torque converter and system using the same | 
| 10/22/2009 | WO2009127308A2 Transport device | 
| 10/22/2009 | DE102008029095A1 Reibschaltkupplung mit einer Antriebsseite und einer Abtriebsseite und Antriebssystem mit einer Reibschaltkupplung Friction clutch having a driving side and a driven side and drive system having a friction clutch | 
| 10/20/2009 | US7605507 Motor apparatus | 
| 10/20/2009 | US7605485 Systems and methods for generating power through the flow of water | 
| 10/01/2009 | DE202009010244U1 Spalttopfanordnung Containment shroud assembly | 
| 09/29/2009 | US7594566 Lock device, transmission/drive unit containing such a lock device, and method for manufacturing such a transmission/drive unit | 
| 09/23/2009 | EP2104210A2 Magnetic coupling | 
| 09/22/2009 | US7592727 Quiet load for motor testing | 
| 09/09/2009 | CN201307821Y Magnetic powder arrester | 
| 09/09/2009 | CN101527495A Braking starter of horizontal axle windmill | 
| 09/08/2009 | US7586203 Vehicle-use generator | 
| 09/03/2009 | US20090218753 Device for the torque limitation in a machine for processing means of payment | 
| 08/27/2009 | WO2009074129A3 Device for braking and coupling with non-contact force transmission | 
| 08/27/2009 | DE102008011083A1 Einrichtung zur Drehmomentbegrenzung in einer Maschine für die Bearbeitung von Zahlungsmitteln Means for limiting torque in a machine for processing of cash | 
| 08/20/2009 | CA2715160A1 New magnetic coupling devices | 
| 08/18/2009 | US7576464 Direct drive for a printing machine | 
| 08/18/2009 | US7576460 Energy conversion system | 
| 08/12/2009 | CN201287641Y Electric vortex speed damper | 
| 08/12/2009 | CN101505088A Disc type hysteresis brake | 
| 08/12/2009 | CN100526111C Coupler with two-way same or different characteristic | 
| 08/11/2009 | US7573167 Geared motor | 
| 08/05/2009 | CN201283806Y Electric eddy speed damper controller | 
| 08/05/2009 | CN101499709A Magnetic torque converter | 
| 07/21/2009 | US7562754 Frictional clutch for an element which can be driven, in particular fan wheel | 
| 07/16/2009 | WO2009087409A1 Drives for sealed systems | 
| 07/16/2009 | WO2009087408A2 Magnetic drive systems | 
| 07/15/2009 | CN101485070A Arrangement for generating a non-linear force or torque curve | 
| 07/15/2009 | CN101483378A Asynchronous magnetic couplings for high temperature resistant high performance oblique slot type rotor | 
| 07/14/2009 | US7560837 Automotive alternator with rotary magnetic fluctuation suppressor | 
| 07/09/2009 | DE102007059933B3 Vorrichtung zum Bremsen und Kuppeln mit berührungsloser Kraftübertragung Device for brake and clutch with non-contact power transmission | 
| 07/08/2009 | CN201270471Y Magnetic braking apparatus | 
| 07/08/2009 | CN201270470Y 磁力离合器 Magnetic Clutch | 
| 07/08/2009 | CN101478222A Permanent magnet speed regulator | 
| 07/08/2009 | CN101478221A Current vortex speed buffer | 
| 07/01/2009 | CN101471597A Electric and permanent magnet combined speed buffer | 
| 06/24/2009 | CN100505484C Multi-axis direct driving magnetic force transfer device | 
| 06/23/2009 | CA2381202C Permanent magnet coupler with adjustable air gaps | 
| 06/18/2009 | WO2009074129A2 Device for braking and coupling with non-contact force transmission | 
| 06/18/2009 | DE102007038688B4 Drehmomentsteuereinrichtung Torque control means | 
| 06/11/2009 | WO2009071075A2 Force-path transformation device | 
| 06/10/2009 | CN201256352Y Disc type current vortex buffering device | 
| 06/10/2009 | CN201256351Y Barrel type current vortex buffering device | 
| 06/03/2009 | CN201252464Y Coil frame of electric eddy current retarder with anti-loose structure | 
| 05/28/2009 | US20090133374 Twisting Flyer | 
| 05/22/2009 | WO2009062834A1 Permanent-magnet linear actuator | 
| 05/20/2009 | EP2061142A2 Magnetic coupling device for transmitting a rotational movement at two speeds to a driven part | 
| 05/20/2009 | EP2061141A1 Electric machine with magnetic brake attached to the rotor | 
| 05/19/2009 | US7535143 Electromagnetic coupler | 
| 05/14/2009 | WO2007065009A3 Generator with ferromagnetic bobbin | 
| 05/13/2009 | CN201238256Y Electric eddy speed damper | 
| 05/13/2009 | CN101431262A Electric machinery with a conduction winding excited magnetic poles sandwiched pm magnetic pole | 
| 05/12/2009 | US7531930 Energy producing magnetic converter | 
| 05/07/2009 | WO2009056271A1 Magnetic drive arrangement | 
| 05/07/2009 | WO2007106163A3 Bi-stable magnetic latch assembly | 
| 05/06/2009 | EP2056432A1 Magnetic drive assembly | 
| 05/06/2009 | EP2054996A2 Bi-stable magnetic latch assembly | 
| 05/06/2009 | CN201234204Y Paper disc splicing electromagnetic synchronous clutch | 
| 05/06/2009 | CN201234203Y Magnetic retardation clutch | 
| 05/06/2009 | CN201234202Y Pre-positioning liquid cooling permanent magnet retarder for transmission | 
| 05/06/2009 | CN101425737A Self-excitation type speed inhibitor having water cooling system | 
| 05/05/2009 | US7528514 Centrifugal magnetic clutch | 
| 04/29/2009 | CN101421129A Electromagnetic retarder system and method | 
| 04/23/2009 | WO2009050421A1 A magnetic harmonic gearbox | 
| 04/23/2009 | WO2009026633A3 A kinetic energy accumulator and an energy transfer system incorporating a kinetic energy accumulator | 
| 04/22/2009 | EP2050180A2 Arrangement for an electronic circuit in a rotating electrical machine and rotating electrical machine comprising said arrangement | 
| 04/22/2009 | CN101413573A Three-end axle differential transmission apparatus regulated and controlled by electric energy damp | 
| 04/15/2009 | CN201221440Y Small-sized wind power generator | 
| 04/15/2009 | CN101411046A Magnetic coupling with hysteresis, particularly for winding/unwinding devices | 
| 04/02/2009 | WO2009040308A1 Separating can and method for producing the same | 
| 04/02/2009 | WO2005051717A3 Electromagnetic retarder system and method | 
| 04/01/2009 | EP2041861A1 Magnetic gear | 
| 04/01/2009 | CN201215925Y Novel lossless brake |