| Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220) |
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| 03/25/2004 | US20040056537 Dynamoelectric machine having encapsulated coil structure with one or more of phase change additives, insert molded features and insulated pinion |
| 03/24/2004 | EP1401087A1 Axially movable rotor |
| 03/24/2004 | EP1401086A1 Case, electric motor and method for producing the electric motor |
| 03/24/2004 | CN1484885A Pole-change type motor |
| 03/23/2004 | US6710493 Dynamo-electric machine having tapered magnets secured to yoke |
| 03/23/2004 | US6710480 Rotation angle measuring device with magnetized commutator |
| 03/23/2004 | US6708388 Method of making a permanent magnet field-type compact DC motor |
| 03/18/2004 | US20040051400 Low-profile, coreless motor |
| 03/17/2004 | CN1482724A DC motor with the same basic structure of asynchronous AC motor |
| 03/16/2004 | US6707219 Small-sized motor and manufacturing method thereof |
| 03/16/2004 | US6707218 Rotor for small motors and manufacturing method therefor |
| 03/16/2004 | US6707213 Hybrid magnet type DC motor |
| 03/16/2004 | US6707183 Connector with flux concentrator for electric motor and corresponding geared motor |
| 03/11/2004 | WO2004021545A1 Receiving element for fixing a component to a brush carrier |
| 03/11/2004 | US20040046465 Electric motor having speed reducing mechanism |
| 03/11/2004 | DE10239121A1 Polring Pole ring |
| 03/10/2004 | EP1396923A2 Geared motor |
| 03/09/2004 | US6703755 Brush-equipped motor and method of exchanging brushes thereof |
| 03/09/2004 | US6703754 Electric motor and brush retaining assembly |
| 03/09/2004 | US6703751 Dynamo-electric machine |
| 03/09/2004 | US6703731 Electric motor |
| 03/09/2004 | US6701604 Method for assembling a power tool |
| 03/04/2004 | US20040041487 Pole ring |
| 03/04/2004 | DE10239434A1 Befestigungsanordnung zur Befestigung eines Bauteils an einem Bürstenträger Fastening arrangement for fastening a component to a brush holder |
| 03/03/2004 | CN1140953C Magnetic-field power machine |
| 03/02/2004 | US6700289 Direct current commutator motor |
| 03/02/2004 | US6700281 DC motor and method of controlling the same |
| 03/02/2004 | US6700269 Direct current motor yoke housing having groove-like reduced thickness portions |
| 03/02/2004 | US6700250 Vibration motor |
| 02/25/2004 | CN1477915A Device for supplying power to light source and its method |
| 02/25/2004 | CN1476959A Large oblique angle grinding machine |
| 02/24/2004 | US6694599 Method of connecting commutator bars in a cross-linked commutator having additional parallel paths |
| 02/19/2004 | US20040032180 Motor |
| 02/19/2004 | US20040032179 Flux ring for an electric motor |
| 02/18/2004 | CN1139172C Multi-purpose electric motor |
| 02/12/2004 | US20040027023 Multi-pole commutator motor comprising bridge conductors |
| 02/12/2004 | US20040027016 Electric machine |
| 02/12/2004 | US20040027010 Motor-driven tool |
| 02/11/2004 | EP1388198A1 Multi-pole commutator motor comprising bridge conductors |
| 02/11/2004 | EP1388195A1 Actuating drive and method for assembling an actuating drive |
| 02/11/2004 | EP1127400B1 Method for producing a rotor or a stator of an electric machine from sheet blanks |
| 02/05/2004 | US20040021394 Motor with brush and commutator, and electric apparatus using the same motor |
| 02/05/2004 | US20040021389 Pole-Change type motor |
| 02/05/2004 | US20040021379 Magnetic current concentrator connector for electric motor |
| 02/05/2004 | US20040020028 Motor armature having distributed windings for reducing arcing |
| 02/04/2004 | EP1236264B1 Low cost limited angle torque dc brushless servomotor and method for fabricating thereof |
| 01/29/2004 | WO2003005529A3 Electric machine |
| 01/29/2004 | US20040017168 Motor driving device for supplying driving current to a three-phase motor through output transistors |
| 01/29/2004 | US20040017124 Motor armature having distributed windings for reducing arcing |
| 01/29/2004 | DE10231450A1 Hochauflösende Drehwinkelsensorik für Gleichstrommotoren High-resolution rotation angle sensor for DC motors |
| 01/29/2004 | DE10228667A1 Starter Starter |
| 01/28/2004 | CN1471227A Motor driven device |
| 01/27/2004 | US6683396 Portable motor powered device |
| 01/22/2004 | US20040012280 Drive device |
| 01/22/2004 | US20040012279 Electrical drive unit |
| 01/21/2004 | EP1211972B1 Hand-held mixer having a switching means configuration for switching to several lower speeds and for switching to a higher speed of mixing tools |
| 01/21/2004 | CN1470095A DC-or AC-commutator motors with concentrated windings |
| 01/21/2004 | CN1135676C Micro motor and producing method thereof |
| 01/15/2004 | DE10329106A1 Motor Motor |
| 01/14/2004 | EP1381148A2 High resolution rotation angle sensor for DC motor |
| 01/14/2004 | CN1467902A Wide-field high-efficiency area DC permanent-magnetic direct-driving light wheel motor having wheel and wheel hub |
| 01/14/2004 | CN1467055A Hand-held machine tool with device for clockwise and anti-clockwise commutation of an electromotor |
| 01/13/2004 | US6677694 DC motor with brushes |
| 01/13/2004 | US6677693 Motor |
| 01/08/2004 | DE10227782A1 Handwerkzeugmaschine mit einer Vorrichtung zur Rechtslauf- und Linkslauf-Umschaltung eines Elektromotors Hand tool with a device for forward and reverse switching an electric motor |
| 01/07/2004 | CN2598245Y Motor device and permanent magnet thereof |
| 01/07/2004 | CN1466259A High-efficiency dc motor improved structure |
| 01/06/2004 | US6674202 Eccentric commutator for vibrator motor |
| 01/06/2004 | US6674196 Portable device and motor mounted thereto via elastic member |
| 01/02/2004 | EP1376627A2 Hand-held machine tool with device for clockwise and anti-clockwise commutation of an electromotor |
| 01/01/2004 | US20040000834 Commutator and electric rotary device having the same |
| 12/31/2003 | CN1464622A Electric power wheel |
| 12/24/2003 | DE20313943U1 Electric motor has pairs of opposite polarity and approximately diametrically opposite magnets on inside of short circuit ring whose wall thickness varies in controlled manner in peripheral direction |
| 12/24/2003 | CN2595060Y DC permanent-magnet motor |
| 12/24/2003 | CN2595059Y Multifucntional electric power motor |
| 12/24/2003 | CN2595058Y Electric motor as electric vehicle power |
| 12/24/2003 | CN1132290C Small motor |
| 12/23/2003 | US6667564 Mechanically-commutated DC motor |
| 12/17/2003 | EP1372246A2 Apparatus and method of powering light source |
| 12/17/2003 | CN1462498A DC electric motor |
| 12/16/2003 | USRE38347 Flat coreless vibrator motor having no output shaft |
| 12/16/2003 | US6664698 Commutator motor |
| 12/16/2003 | US6664668 Rotor for small motors and manufacturing method therefor |
| 12/13/2003 | CA2423202A1 Apparatus and method of powering light source |
| 12/10/2003 | CN1461240A Samll-sized vibrating motor |
| 12/09/2003 | US6661190 Controller and associated drive assembly controlling a brushless direct current motor |
| 12/09/2003 | US6661148 Motor-driven tool |
| 12/09/2003 | US6661138 Vibration generating motor |
| 12/09/2003 | US6661109 Electric generating system for automobiles and its control method |
| 12/03/2003 | EP1367261A1 fuel pump with high torque electric driving motor in compact structure |
| 12/03/2003 | CN2590264Y Motor for electric bicycle |
| 12/03/2003 | CN2590263Y Permanent-magnet direct current motor |
| 12/03/2003 | CN1129996C Motor with driving device for automobile part |
| 11/27/2003 | WO2003098780A2 Motor-reduction gear unit and motor reducer connector |
| 11/27/2003 | WO2003052287A3 Reaction balanced rotary drive mechanism |
| 11/27/2003 | US20030218438 Controller and associated drive assembly controlling a brushless direct current motor |
| 11/26/2003 | CN1458739A Electric permanent magnet motor |
| 11/26/2003 | CN1458731A Vibrative motor |
| 11/19/2003 | CN1457133A Permanentic magnet rotary brush hub motor |
| 11/19/2003 | CN1457120A Tumbler switch of reverser |