| Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220) |
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| 02/10/2005 | US20050029895 High-power direct current engine comprising a collector and carbon brushes for a racing car serving as prototype |
| 02/10/2005 | US20050029894 Core of rotation apparatus, method for manufacturing core, and rotation apparatus |
| 02/10/2005 | US20050029892 Coil terminal circuit structure for rotary electrical device |
| 02/10/2005 | US20050029884 Electric motor |
| 02/03/2005 | US20050023917 Electric motor and method for producing the motor |
| 02/02/2005 | CN1574567A Direct current machine having continuously arranged magnetic poles |
| 02/02/2005 | CN1574556A Molded eccentric runner and axial gap type vibration motor having no iron cores |
| 02/02/2005 | CN1574552A Coil terminal circuit structure for rotary electrical device |
| 02/01/2005 | US6850023 Method of measuring motor speed |
| 01/27/2005 | WO2004107528A3 Device for fixing permanent magnets inside the head of a field winding of an electric engine |
| 01/26/2005 | CN1571252A Highly efficient energy-saving motor |
| 01/20/2005 | US20050013709 Fuel pump and method of manufacturing an armature for the fuel pump |
| 01/20/2005 | US20050012422 Magnetically enhanced oil filter apparatus |
| 01/20/2005 | DE102004032005A1 Process to control the operation of a papermaking industry drum by incorporation of an internal electric motor serving also as a generator |
| 01/19/2005 | CN2672951Y Rare-earht permanent magnet DC motor for household air compressor |
| 01/19/2005 | CN1567683A Integrated dynamotor |
| 01/18/2005 | US6844692 Climate control system and motor actuator therefor |
| 01/13/2005 | US20050005423 Methods for dynamo-electric machine insulation handling |
| 01/13/2005 | DE20380215U1 Hochleistungs-Gleichstrommotor mit Kollektor und Kohlebürsten, insbesondere für ein Modell-Rennfahrzeug High performance DC motor with a commutator and brushes, particularly for a racing car model |
| 01/12/2005 | CN2671204Y Steel magnet for D.C. motor with disk brush |
| 01/12/2005 | CN1564430A High efficiency energy saving D.C. permanent magnet dynamo |
| 01/12/2005 | CN1184732C Motor for generating vibration |
| 01/11/2005 | US6841958 Device for controlling an electronically switched motor comprising angularly distributed singularities |
| 01/11/2005 | US6841914 Motor with brush and commutator, and electric apparatus using the same motor |
| 01/11/2005 | US6841905 Low-profile, coreless motor |
| 01/05/2005 | CN2669470Y AC-DC dual-output generator |
| 01/05/2005 | CN1183648C Power tools and its motor assembly |
| 01/04/2005 | US6838849 Serially connected double-phase full-wave brushless dc motor |
| 01/04/2005 | US6838801 Rectifying structure and rotary machine employing the same |
| 01/04/2005 | US6838799 Liquid cooled DC motor apparatus |
| 01/04/2005 | US6838797 Flux ring for an electric motor |
| 01/04/2005 | US6838780 Starter for an internal combustion engine |
| 12/29/2004 | WO2004114505A1 Direct current motor |
| 12/29/2004 | CN2667779Y Mutural induction armature DC motor |
| 12/29/2004 | CN1558538A AC power supply permanent magnetic DC motor |
| 12/29/2004 | CN1182644C Exhaust gas recirculation (EGR) valve device |
| 12/28/2004 | US6836044 Permanent magnet type rotary electric device |
| 12/28/2004 | US6834421 Apparatus for dynamo-electric machine insulation handling |
| 12/23/2004 | US20040259409 Receiving element for fixing a component to a brush carrier |
| 12/23/2004 | US20040256944 Brush type dc electric machine |
| 12/22/2004 | EP1489724A1 Brush type DC electric machine |
| 12/22/2004 | CN2666024Y Permanent-magnet linear motor for numerical control machine |
| 12/22/2004 | CN2666023Y Thin type DC generator |
| 12/21/2004 | US6833644 External rotor brush DC motor for a treadmill |
| 12/16/2004 | US20040251769 Electric machine, especially a starter device |
| 12/16/2004 | US20040251760 Direct current machine having continuously arranged magnetic poles |
| 12/16/2004 | DE102004019943A1 Motor mit Steuerschaltplatte und Herstellungsverfahren hierfür Motor with control circuit board and manufacturing method thereof |
| 12/15/2004 | EP1487090A2 Direct current machine having continuously arranged magnetic poles |
| 12/15/2004 | EP1487087A2 Coil terminal circuit structure for rotary electrical device |
| 12/14/2004 | US6831387 Rotating electrical machine with permanent magnets and method of making same |
| 12/14/2004 | US6829815 Method for producing a rotor or stator of an electrical machine from sheet-metal blanks |
| 12/09/2004 | WO2004107528A2 Device for fixing permanent magnets inside the head of a field winding of an electric engine |
| 12/09/2004 | DE10321763A1 Gleichstrommaschine DC machine |
| 12/08/2004 | CN1179467C Current feeding device for EGR valve devices |
| 12/08/2004 | CN1179465C Motor armature with reducing electric arc distributed winding |
| 12/02/2004 | US20040239273 Serially connected double-phase full-wave brushless dc motor |
| 12/02/2004 | DE10320288A1 Electrodynamic machine, especially very small permanently stimulated motor, has end cover with protrusion into housing carrying 2 separate bearing bushes, other cover carrying commutator brushes |
| 12/01/2004 | CN2660775Y Multiple polar type permanent-magnet d.c. motor |
| 12/01/2004 | CN1551465A Flat rotor and motor comprising the same |
| 12/01/2004 | CN1551464A DC magneto with speed control |
| 12/01/2004 | CN1551461A Motor having control circuit board and manufacturing method thereof |
| 12/01/2004 | CN1551460A Motor having rotation sensor and manufacturing method thereof |
| 11/25/2004 | WO2004102774A1 Dc motor |
| 11/24/2004 | EP1480235A1 Flexible magnet and method for manufacturing motor using the same |
| 11/24/2004 | CN2659015Y Complex wave DC electric motor |
| 11/24/2004 | CN1549427A Permanent-magnetic vibrating micro-electric machine |
| 11/23/2004 | US6822365 Small brush motor |
| 11/23/2004 | US6822354 Electric motor |
| 11/18/2004 | WO2004070913A3 Gas turbine engine starter generator with ac generator and dc motor modes |
| 11/18/2004 | US20040227426 Direct current rotation machine |
| 11/17/2004 | EP1476936A1 Arrangement for securing an annular magnet to a rotor shaft |
| 11/17/2004 | EP1476933A1 Electric generator |
| 11/17/2004 | CN1547314A Magnetic field controllable permanent magnetic disk type motor |
| 11/16/2004 | US6819025 Core of rotation apparatus, method for manufacturing core, and rotation apparatus |
| 11/16/2004 | US6819019 Motor equipped with rotation sensor |
| 11/12/2004 | CA2428474A1 Dc magnetic motor with speed control |
| 11/11/2004 | DE102004018357A1 Anlasser für einen Verbrennungsmotor A starter for an internal combustion engine |
| 11/03/2004 | CN2653772Y Permanent magnet disc type motor |
| 11/02/2004 | US6812613 Electric motor unit, in particular for motor vehicle, incorporating control electronics |
| 11/02/2004 | US6812608 Direct current motor having field magnets formed by injection molding synthetic resin, with which magnetic particles are mixed, to the inner periphery of the stator core |
| 10/28/2004 | WO2004091957A1 Electric motor |
| 10/28/2004 | US20040212270 Flat rotor and motor comprising the same |
| 10/28/2004 | US20040212263 Motor having control circuit board and manufacturing method thereof |
| 10/28/2004 | US20040212261 Motor having rotation sensor and manufacturing method thereof |
| 10/28/2004 | DE19810873B4 Elektromotor Electric motor |
| 10/27/2004 | CN1173453C Synchronous machine with rotating brushes |
| 10/26/2004 | US6809454 Motor having brush holder with communication hole |
| 10/26/2004 | US6807724 Motor assembling apparatus |
| 10/26/2004 | CA2115978C Motor having closed magnetization circuit formed by the casing which holds the rotating shaft of the motor |
| 10/21/2004 | WO2004091077A1 Proportional rotary torquer |
| 10/21/2004 | US20040207204 Starter for an internal combustion engine |
| 10/21/2004 | DE10314485A1 Device for electric motor especially for rotatable brush plate for rock drill, has contact rail fixed to electromotor housing via pluggable connection |
| 10/20/2004 | CN2650383Y Permanent-magnet direct-current dynamo for electric automobile |
| 10/20/2004 | CN1538596A Electric rotating machinery |
| 10/20/2004 | CN1538593A Device for motor |
| 10/20/2004 | CN1172421C Axial gap type eccentric rotor and flat coreless vibratig motor using said rotor |
| 10/19/2004 | US6806613 Commutator integrated armature of electric rotary machine |
| 10/19/2004 | US6806607 Electric motor |
| 10/14/2004 | US20040201304 Rotor of rotary electric machine and method of manufacturing the rotor |
| 10/14/2004 | US20040201300 Motor and its permanent magnet |