Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02K - Dynamo-electric machines › H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors
Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220)
10/1999
10/21/1999WO1999053598A1 Electric motor-driven drive mechanism
10/19/1999US5969458 Permanent magnetic field starter motor
10/14/1999WO1999052198A1 Electric motor unit, in particular for motor vehicle, incorporating control electronics
10/14/1999WO1999052195A1 Electromechanical machine and armature structure therefor
10/14/1999DE19815702A1 Elektromotorischer Antrieb Electric motor drive
10/13/1999CN1231532A Reversing rotation mechanism for electric motor
10/06/1999CN2342511Y Double side winding no-iron-core brushless axial magnetic field permanent magnetic DC motor
10/06/1999CN1230822A Method for controlling DC brushless motor
09/1999
09/21/1999US5955853 Direct current motor for closed-loop feedback control
09/21/1999US5955802 Reversing mechanism for electric motors
09/14/1999CA2118194C Electric rotating machine
09/08/1999CN1045030C Brush protector and commutator motor with same
09/07/1999US5949174 Commutator for two speed electric motor and motor incorporating same
09/07/1999US5949173 Permanent magnet direct current motor
09/07/1999US5949172 Motor with salient pole having extending magnetic flux collecting plate
09/07/1999US5949169 Electric rotating machine having radially outwardly extending bulge on yoke
09/02/1999WO1999044273A1 Electric motor
09/01/1999CN1227442A High efficiency, energy saving and over torque DC motor for vehicles
08/1999
08/26/1999WO1999043071A1 Rotation angle measuring device with magnetised commutator
08/26/1999DE19811424A1 Rotation angle measuring unit for electric machines
08/26/1999DE19807100A1 Power-driven hand tool with universal motor
08/25/1999EP0835197B1 Motor-gearing-unit with a housing and an electric motor
08/24/1999US5943214 Device having a mounting structure for holding a vibrator
08/24/1999US5942827 Electric motor
08/24/1999US5942822 Electric motor structure
08/19/1999WO1999041824A1 Drive, in particular for adjusting a vehicle sliding roof
08/18/1999EP0835198B1 Mechanism housing
08/12/1999WO1999040285A1 Electronic module for a drive unit powered by an electrical motor
08/12/1999DE19851455A1 Elektronikmodul für eine elektromotorisch betriebene Antriebseinheit Electronic module for an electric motor-driven power unit
08/12/1999DE19805185A1 Antriebsvorrichtung, insbesondere zum Verstellen eines Schiebedachs eines Fahrzeugs Drive device, in particular for adjusting a sliding roof of a vehicle
08/10/1999US5936397 Sensor device for determining rotational speed and/or direction of a rotor shaft and mounted onto the rotor shaft with a resilient securing part
08/10/1999US5934250 Throttle control apparatus
08/04/1999EP0835196B1 Drive mechanism
08/04/1999CN1044541C Lightweight high power electromagnetic transducer
07/1999
07/29/1999DE19808550C1 Electric motor, esp. a permanent magnet stimulated electric motor
07/28/1999CN2331124Y Auxiliary-force bicycle low rotating-speed motor wheel hub
07/27/1999US5929608 Control system for hybrid vehicle
07/21/1999CN2330106Y Big rotary range low-noise permanent-magnet dc miniature speed-reducing motor
07/20/1999US5925999 Three-speed dual-winding direct current permanent magnet motor method and apparatus
07/20/1999US5925963 Magnetic circuit structure for a DC electrical machine having high resistance to cross magnetic flux
07/20/1999US5925950 Rotation detector
07/14/1999EP0736232B1 Electrical machines
07/06/1999US5920139 Magnet motor stator
07/06/1999US5920134 DC motor
07/01/1999WO1999033159A1 Commutator motor, in particular for driving a motor vehicle servo drive, and process for producing the same
06/1999
06/29/1999US5917302 Harmonic current attenuating device of a motor
06/24/1999WO1999031787A1 Direct current motor with a slotted stator core
06/24/1999DE19818104C1 Armature winding for electric appliance or power handtool motor
06/23/1999EP0924842A2 Reversing mechanism for electric motors
06/23/1999CN2325920Y Direction-changing and brush-less DC motor
06/23/1999CN1043829C Slip-ring converting reluctance motor
06/15/1999US5912520 Feed-screw unit and electric motor using same
06/09/1999CN2323506Y Starting magnetor
06/02/1999EP0918996A1 Motor with speed of rotation detected by a hall sensor
05/1999
05/27/1999DE19851272A1 Winding of armature for four pole DC motor
05/26/1999CN2321163Y Silicon-controlled commutating repulsion motor
05/26/1999CN2321162Y 132 KW dc traction motor for subway vehicle
05/26/1999CN2321158Y Hermetically-sealed DC motor for railroad point machine
05/26/1999CN1217602A DC. Electric motor
05/25/1999US5907199 For use in a motor vehicle
05/19/1999CN1043450C Method for mfg. electric winding
05/12/1999CN1216642A DC electric machine
05/11/1999US5903118 Disc rotor air cooled D.C. motor
05/06/1999EP0463168B1 Motor-wheel for a vehicle
05/05/1999CN2317577Y DC motor with brush
04/1999
04/28/1999CN2316764Y Internal and external double magnetic field DC power vehicle wheel
04/28/1999CN2316763Y Stock-type permanent-magnet dc electric machine
04/28/1999CN1215242A Miniature electric motor
04/21/1999EP0910156A1 Direct current motor for closed-loop feedback control
04/21/1999EP0835199B1 Plastics housing
04/21/1999CN1214566A Direct current motor for closed-loop feedback control
04/21/1999CN1214564A 小型马达 Small motors
04/20/1999US5895990 Miniature motor
04/13/1999US5894177 Segmented armature winding for a DC motor
04/07/1999CN1213212A Small-sized direct-current motor
03/1999
03/31/1999EP0905868A1 Low armature reaction X type magnetic circuit structure
03/31/1999CN1212495A 小型电动机 Small motors
03/30/1999US5889378 Motor-assisted power steering apparatus
03/25/1999WO1999014842A1 Actuator with opposing repulsive magnetic forces
03/23/1999US5886446 Motor with opening-width adjusting members for salient pole slots
03/17/1999EP0902524A1 DC Motor
03/17/1999CN1211099A Rotor assembling method
03/11/1999DE19737239A1 Elektromotor Electric motor
03/04/1999WO1999010966A1 Electric motor
03/03/1999EP0899850A1 Electric rotating machine
03/03/1999CN1209687A Harmonic current attenuation device for electric motor
03/02/1999US5877573 D.C. motor and reversing circuit
03/02/1999US5877569 Drive device with an electric motor and a relay switching the motor current
02/1999
02/17/1999EP0897212A2 Series motor
02/17/1999CN2308206Y Permanent-magnet electric motor with high-efficient energy-saving very-large torque
02/10/1999CN2307397Y 马达转子 Motor rotor
02/09/1999US5869939 Direct current motor with imbalanced winding for closed-loop feedback control
02/03/1999EP0895334A2 Electric rotating machine having radially outwardly extending bulge on yoke
02/03/1999EP0894360A1 Dc electric machine
02/03/1999EP0826267B1 Drive device with an electric motor and a relay switching the motor current
02/03/1999CN1041983C Miniature motor
01/1999
01/28/1999DE19832561A1 Electric motor control circuit module
01/26/1999US5864193 Electric rotating machine having improved insulation for an armature coil
01/26/1999US5864188 Wiper drive unit with a closure plate carrying electrical connecting strips
01/20/1999EP0891647A1 Electric motor
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