| Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220) |
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| 09/19/2007 | CN100338831C Commutator, and electrical motor and fluid pump using the same |
| 09/18/2007 | US7271558 Method for the generation of electrical pulses |
| 09/13/2007 | DE102006011246A1 Electromechanical turning machine e.g. rotary drive, for use in e.g. industrial automation, has gear stage converting rotary movement of rotor relative to inner and outer rings into relative rotation of rings relative to each other |
| 09/12/2007 | CN200947570Y Motor, generator two-purpose brushless motor for minitype electric bicycle |
| 09/12/2007 | CN200947569Y Permanent-magnetic DC electric motor |
| 09/12/2007 | CN200947568Y Magnet-shifted brushless generator |
| 09/12/2007 | CN200947567Y Connected combination DC electric motor |
| 09/12/2007 | CN101034839A DC motor |
| 09/12/2007 | CN101034833A Internal-rotor stacking permanent-magnetic iron coreless brushless motor |
| 09/11/2007 | US7268507 Motor controller |
| 09/11/2007 | US7268441 Control device for motor generator |
| 09/05/2007 | EP1700067A4 Compressor protection and diagnostic system |
| 09/05/2007 | CN200942511Y Alternating current electric hammer or drill |
| 09/05/2007 | CN101032064A Armature, rotating electric machine, DC motor, and brushless motor |
| 09/05/2007 | CN101030720A DC permanent-magnetic brushless generator |
| 09/05/2007 | CN101028710A Cell operator with battery releasing mechanism |
| 09/04/2007 | US7265475 Electric motor having convex high-speed brush |
| 09/04/2007 | US7265466 Electrical motor and fluid pump using the same |
| 09/04/2007 | US7265465 Small-sized motor, small-sized vibration motor, and portable information device |
| 09/04/2007 | US7265464 Balancing structure for motor |
| 09/04/2007 | CA2510650C Phase advance angle optimization for brushless motor control |
| 08/30/2007 | WO2007098220A2 Dc motor with dual commutator bar set and selectable series and parallel connected coils |
| 08/30/2007 | US20070200449 Rotary electric machine and stator for rotary electric machines |
| 08/30/2007 | US20070200446 Electrical machine |
| 08/30/2007 | US20070200444 Small-sized motor having polygonal outer shape |
| 08/29/2007 | CN101026327A Non negative torque outer-rotor permanent magnet motor |
| 08/28/2007 | US7263432 Method and device for detecting the electrical position of an electrical machine rotor |
| 08/23/2007 | WO2007094488A1 Planetary geared motor and dynamo |
| 08/23/2007 | US20070194651 Electric machine and magnetic field modifying assembly therefor |
| 08/23/2007 | US20070194647 Magnetic drive apparatus |
| 08/23/2007 | US20070194572 Brushless starter-generator with independently controllable exciter field |
| 08/23/2007 | DE102006027141A1 Compact engine pump unit e.g. slip-regulated motor vehicle brake system, has crankshaft housing which has rectangular or square outline, adjacent housing surfaces together carry permanent magnets |
| 08/23/2007 | CA2642249A1 Planetary geared motor and dynamo |
| 08/22/2007 | EP1820249A2 Motor armature having distributed windings for reducing arcing |
| 08/22/2007 | EP1046217B1 Electric motor |
| 08/22/2007 | CN2938547Y DC electric machine of vehicle |
| 08/16/2007 | US20070188040 Electric motor |
| 08/15/2007 | EP1818955A1 Permanent magnet for motor, motor housing and motor device |
| 08/15/2007 | CN2935611Y Novel armature winding permanent-magnet direct current motor |
| 08/15/2007 | CN2935610Y Overall plastic shell permanent-magnet DC motor for household electric seamer |
| 08/15/2007 | CN101018001A DC motor |
| 08/14/2007 | US7256564 System and method for attenuating noise associated with a back electromotive force signal in a motor |
| 08/14/2007 | US7256560 Circuit arrangement for supplying a control electronics system in electric machines |
| 08/14/2007 | US7254881 Method for manufacturing an armature of a rotation apparatus |
| 08/09/2007 | WO2007088101A1 Electric motor |
| 08/09/2007 | WO2007087841A1 Displacement drive of a motor vehicle |
| 08/09/2007 | US20070182269 Power tool and method for assembling the same |
| 08/09/2007 | DE102006004608A1 Elektrische Maschine Electric machine |
| 08/08/2007 | EP1815581A1 Commutator motor and method of manufacturing the same |
| 08/08/2007 | CN2932817Y Thin-cake permanent-magnet motor |
| 08/08/2007 | CN101013839A Negative torque-free permanent-magnet machine |
| 08/07/2007 | US7253543 Electric blower and supercharger for automobiles using the same |
| 08/02/2007 | US20070176510 Armature for a direct current motor |
| 08/02/2007 | US20070176509 Stator coil assembly |
| 08/02/2007 | US20070176506 Permanent magnet bonding construction |
| 08/01/2007 | CN2930078Y Driving circuit for brushless DC motor |
| 08/01/2007 | CN101010857A Motor |
| 07/31/2007 | US7250688 Narrow range variable frequency starter/generator system |
| 07/26/2007 | WO2006074442A3 High-torque motor |
| 07/26/2007 | US20070170793 Rotating Electrical Machine and Method for Producing Such a Machine |
| 07/19/2007 | US20070164619 Motor with Rotational Sensor |
| 07/18/2007 | EP1807923A1 Commutator motor comprising a device for controlling the angular position and rotational speed of the armature thereof |
| 07/18/2007 | CN101001041A Brushless synchronous communicating DC hub motor |
| 07/18/2007 | CN101001040A Electric motor for turnover seat of vehicle |
| 07/18/2007 | CN101001039A Compact fan motor and electric device comprising a compact fan motor |
| 07/12/2007 | WO2007077359A2 Motor vehicle electric motor and associated method of mounting |
| 07/12/2007 | WO2007053133A3 Motor armature having distributed windings for reducing arcing |
| 07/12/2007 | US20070159023 Brush system for an electromotive drive unit |
| 07/11/2007 | CN2922262Y DC electric motor with various rotating speed and torque |
| 07/11/2007 | CN1326310C High-power direct current engine comprising a collector and carbon brushes for a racing car serving as prototype |
| 07/05/2007 | WO2007026308A3 Brushless motor commutation and control |
| 07/05/2007 | US20070152532 Electrical machine with commutator rotor |
| 07/05/2007 | US20070152520 Rotating machinery |
| 07/04/2007 | EP1804367A1 Electric motor having brushes and commutator of armature |
| 07/04/2007 | EP1803212A2 Plastic molded motor housing |
| 07/04/2007 | CN2919651Y Armature of DC motor |
| 07/04/2007 | CN1992476A Vibration motor |
| 07/04/2007 | CN1992475A Vibration motor |
| 07/03/2007 | US7239063 Motor having supply brushes |
| 07/03/2007 | US7239060 Brush DC motors and AC commutator motor structures with concentrated windings |
| 06/28/2007 | WO2007073415A1 Rechargeable vacuum with reduced ac voltage |
| 06/28/2007 | US20070145850 Permanent magnet machine and method with reluctance poles and non-identical PM poles for high density operation |
| 06/27/2007 | EP1616741A4 Electric motor |
| 06/26/2007 | US7235909 Electromagnetic motor/generator |
| 06/26/2007 | US7235891 Power system having generator driven by engine |
| 06/21/2007 | US20070138899 Detection of the amount of wear on a motor drive system |
| 06/21/2007 | US20070138897 Dc motor |
| 06/21/2007 | US20070138896 Outer magnetic circuit bias magnetic bias reluctance machine with permanent magnets |
| 06/21/2007 | US20070138888 Electrical assemblies using molecular-scale electrically conductive and mechanically flexible beams and methods for application of same |
| 06/21/2007 | DE19901104B4 Elektromotor, insbesondere permanent erregter Gleichstrommotor Electric motor, in particular a permanently excited direct current motor |
| 06/14/2007 | US20070132333 Self magnetizing motor and method for winding coils on stator thereof |
| 06/14/2007 | US20070132332 Self magnetizing motor and method for winding coils on stator thereof |
| 06/13/2007 | EP1796250A1 Motor |
| 06/13/2007 | CN2912093Y Assembling permanent-magnet d.c.dynamo |
| 06/13/2007 | CN1981419A Starting device for an electric power generator as a unit consisting of an internal combustion engine and a generator |
| 06/12/2007 | US7230399 Vehicular generator-motor system |
| 06/12/2007 | US7230358 Electrical resonance circuits for high efficiency direct current motors |
| 06/07/2007 | US20070126307 2/6 Pole single-phase induction motor having shared windings |
| 06/07/2007 | US20070126302 Yoke of rotary electric machine and manufacturing method thereof |
| 06/07/2007 | US20070126301 Device for fixing permanent magnets inside the cylinder head of a field winding of an electrical engine |