Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091) |
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10/14/2004 | DE10314763A1 Permanentmagnetisch erregte elektrische Maschine Permanent Magnetic excited electrical machine |
10/14/2004 | DE10311819A1 Electric motor has pole shoe heads, and poles with flat shapes that move relative to each other along closed path so overlap area increases non-linearly with displacement when shapes start to overlap |
10/14/2004 | DE10309722A1 Transformation angle detector for electric machine with stator and rotor with transformation of currents and voltages from one system into another and vice versa, with sensor for detecting speed and rotor angle |
10/13/2004 | EP0696242B2 Articulated arm transfer device |
10/13/2004 | CN2648690Y Non-magnetic steel electric vehicle wheel hub DC motor |
10/13/2004 | CN2648689Y Main motor of rapier loom |
10/13/2004 | CN1537354A Brushless motor using vernier structure |
10/13/2004 | CN1536747A Brushless dc motor and refrigerant compressor using the same |
10/13/2004 | CN1536745A Noise-reducing structure of switched reluctance machine |
10/13/2004 | CN1536744A Noise-reducing structure of switched reluctance machine |
10/13/2004 | CN1536572A Mainshaft motor and movable communication system using the same |
10/13/2004 | CN1171372C Brushless D.C. motor and coolant compressor equipped therewith |
10/12/2004 | US6803696 Magnet motor device |
10/07/2004 | DE10322018A1 Multi-phase electrical machine, e.g. electric linear motor with reduced latching moment, has ratio of number of stimulation poles to number of grooved divisions that fulfill defined relationship |
10/07/2004 | DE10312869A1 Elektromotor Electric motor |
10/07/2004 | DE102004010687A1 Servomotor mit eingebauter Treiberschaltung Servo motor with integrated driver circuit |
10/06/2004 | EP1465328A1 Linear motor with primary and secondary part |
10/06/2004 | EP1464106A1 Miniature fan or micro-fan |
10/06/2004 | CN1534847A Armature for rotary motor |
10/06/2004 | CN1170348C Electric machine with iron core |
10/05/2004 | US6800979 Brushless motor and electric appliance or vehicle equipped with the same |
09/30/2004 | WO2004084402A1 Switching device, anti-friction bearing and electric motor using one such device |
09/30/2004 | WO2004084399A2 Multiphase motors with single point sensing based commutation |
09/30/2004 | WO2004083670A1 Actuator unit for an electromechanically actuatable disk brake |
09/30/2004 | US20040191095 Integrally formed casing for a heat-dissipating fan |
09/30/2004 | US20040189137 Armature of rotating electric machine |
09/30/2004 | US20040189127 Method of producing bus bars for centralized power distribution unit |
09/30/2004 | DE102004012355A1 Betätigungseinheit für eine elektromechanisch betätigbare Scheibenbremse Actuating unit for an electromechanically operable disc brake |
09/29/2004 | EP1461855A1 Brushless motor having double insulation |
09/29/2004 | CN1169285C 无刷电动机 Brushless motor |
09/29/2004 | CN1169278C Starting brushless DC magnetor for motorcycle |
09/28/2004 | USRE38601 Disk storage device having a radial magnetic yoke feature |
09/28/2004 | US6798161 Motor control device |
09/28/2004 | US6798111 Plastic encapsulated electrodynamic apparatus |
09/28/2004 | US6798091 Watertight brushless fan motor |
09/28/2004 | US6798087 Rotary-linear actuator system, method of manufacturing and method of using a rotary-linear actuator |
09/28/2004 | CA2149606C Variable reluctance electric motor |
09/28/2004 | CA2136216C Super high speed brushless dc motor |
09/23/2004 | US20040183386 Electric motor |
09/23/2004 | DE202004012027U1 Elektrokleinmotor Small electric motor |
09/23/2004 | DE102004011477A1 Mehrphasiger Elektromotor Multi-phase electric motor |
09/22/2004 | EP1460747A1 Bearing holder and casing of a electric motor |
09/22/2004 | EP1230725A4 Polyphase transverse flux motor |
09/22/2004 | EP1219006B1 An external rotor brushless dc motor |
09/22/2004 | CN1531172A Servo-type motor with built-in driving circuit |
09/21/2004 | US6794774 Spindle motor |
09/16/2004 | WO2004047283A3 Bldc motor for washing machine |
09/16/2004 | WO2004047282A3 Bldc motor for washing machine |
09/16/2004 | US20040178757 Multiphase motors with single point sensing based commutation |
09/16/2004 | US20040178693 Polyphase electric motor |
09/16/2004 | DE10309656A1 Magnetic conductive plate for single pole plate brushless DC motor, has pole plate made of single magnetic conductive sheet regarded as base plate to combine with coil to form stator, multiple pole faces punched by sheet |
09/15/2004 | EP1458077A1 Multi-phase electric motor with rotor having embedded permanent magnets |
09/15/2004 | EP1456935A2 Brushless electric motor and instrument for a medical device comprising such a motor |
09/15/2004 | EP1456934A1 Brushless motor having housing enabling alignment of stator and sensor |
09/15/2004 | EP1456932A1 Brushless motor having capacitors mounted on sidewall of motor housing |
09/15/2004 | CN1529634A Switched reluctance machine and food waste disposer employing same |
09/15/2004 | CN1529398A Dual-efficient magnetomotive machine |
09/14/2004 | US6791226 Multiphase motor winding topology and control |
09/14/2004 | US6791219 Contactless electro-mechanical actuator with coupled electronic motor commutation and output position sensors |
09/09/2004 | US20040174162 Angle position detection apparatus |
09/09/2004 | US20040174133 Servo motor with a built-in drive circuit |
09/09/2004 | DE3845014B4 Sensorgebläse zur Klimatisierung eines KFZ-Innenraumes Sensor blower for air conditioning a motor vehicle interior |
09/08/2004 | CN2640118Y Permanent-magnet brushless D.C electric machine |
09/08/2004 | CN2640115Y Direct drive mixed reluctance electric machine |
09/08/2004 | CN2640112Y Mainshaft motor of thin optical driver |
09/08/2004 | CN2640104Y Permanent magnetic reluctance rotor |
09/08/2004 | CN1527458A Three-phase electric machine and electric device and vehicle mounted with the same electric machine |
09/07/2004 | US6788013 Permanent magnet electric motor and method of making same |
09/07/2004 | US6787965 Single magnetic conductive plate structure for forming a single pole plate brushless dc motor |
09/02/2004 | DE4300940B4 Betätigungsglied für eine Beschleunigungsvorrichtung Actuator for an acceleration apparatus |
09/02/2004 | DE19800570B4 Gebläse mit einem Lüfterrad Fan with a fan wheel |
09/01/2004 | EP1451467A2 Synchronous machine design and manufacturing |
09/01/2004 | CN2638325Y Inner rotor permanent-magnetic brushless dc motor |
08/31/2004 | US6784590 Permanent magnet motor |
08/26/2004 | WO2004073158A1 Software-based adaptive control system for electric motors and generators |
08/26/2004 | WO2004073155A1 In-wheel electric motor system |
08/26/2004 | WO2004073146A1 Electronically commutated single-phase motor |
08/26/2004 | US20040164635 Magnetic field type of rotary electric apparatus |
08/26/2004 | CA2514453A1 Electronically commutated single-phase motor |
08/25/2004 | EP1450462A1 Rotor and stator for an electrical machine with reduced cogging torque |
08/25/2004 | EP1449294A1 Electronically-commutated motor |
08/25/2004 | CN2636489Y Micro vibrating voice coil motor auxiliary sheath disk |
08/25/2004 | CN1524332A Improved electric motor |
08/25/2004 | CN1524331A Design for frameless cartridge motors |
08/25/2004 | CN1523737A Brushless dc motor and refrigerant compressor employing the motor |
08/25/2004 | CN1523736A Minisize brushless DC fan |
08/24/2004 | US6781277 Micro-motor with low cogging torque |
08/19/2004 | WO2004070921A1 Polyphase motor with optimised running characteristics |
08/19/2004 | WO2004070917A1 Electrical machine having a permanent magnet |
08/19/2004 | US20040160135 Single magnetic conductive plate structure for forming a single pole plate brushless dc motor |
08/19/2004 | DE10303848A1 Drehstrommaschine mit optimierten Laufeigenschaften Three-phase machine with optimized operating characteristics |
08/18/2004 | EP1447901A2 Magnetic field type of rotary electric apparatus |
08/18/2004 | EP1446858A2 Rotary electric motor having separate control modules for respective stator electromagnets |
08/18/2004 | CN2634721Y Stepless variable speed DC brushless electronic reversing motor |
08/18/2004 | CN1521918A DC brushless motor with decelerator |
08/18/2004 | CN1162951C Iron core of electric machine, and electric machine using said iron core |
08/17/2004 | US6777838 Methods and apparatus for increasing power of permanent magnet motors |
08/17/2004 | US6776590 Dynamo electric machines and stators for use in same |
08/12/2004 | WO2004068695A1 Synchronous motor with currents controlled by a single hall sensor at high speeds |
08/12/2004 | US20040155547 Permanent magnet electric motor and method of making same |