Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
04/2004
04/01/2004US20040061460 Device for controlling an electronically switched motor comprising angularly distributed singularities
04/01/2004US20040061459 Device for controlling an electronically switched motor by means of a position signal
04/01/2004US20040061385 Linear motor apparatus
04/01/2004US20040061383 Position-control stage with onboard linear motor
03/2004
03/31/2004EP1404016A1 Device for controlling an electronically-commutated motor comprising angularly distributed singularities
03/31/2004EP1404000A1 A compact servo motor
03/31/2004EP1402617A1 Brush-less motor using vernier structure
03/31/2004CN2609272Y Permanent-magnet brushless motor
03/31/2004CN2609268Y Switching reluctance low speed-adjusting motor
03/31/2004CN1144341C Permanent-magnet brushless DC motor
03/30/2004US6713981 Pole position detector for motor
03/30/2004US6713924 Brushless motor having isosceles sided stator coils and position detection capability
03/30/2004US6713921 Permanent magnet structure for brushless motor and power assist actuator using the same
03/30/2004US6713914 Motor assembled by using motor-base-holder and method of assembling the same motor
03/30/2004US6713909 Digitally controlled variable speed integrated planer motor assembly
03/30/2004US6712585 Magnetic pump
03/25/2004WO2004025812A1 Assembly for accommodating the power electronics and control electronics of an electric motor
03/25/2004US20040056613 Brushless DC motor having dual hall sensor
03/25/2004US20040056557 Epicycloidal motor
03/25/2004US20040056555 Motor core and motor using the same
03/25/2004US20040056554 Motor core and motor using the same
03/25/2004US20040056553 Motor core and motor using the same
03/24/2004EP1400003A1 Brushless dc drive
03/24/2004CN1484359A Hall element, motor assembly and optical disk device
03/23/2004US6711117 Disk drive incorporating vibration suppressing mechanism
03/23/2004US6710581 Constant-power brushless DC motor
03/23/2004US6710563 Driving device, light amount controller and shutter
03/23/2004US6710562 Synchronous motor with an electronic control device for adjusting devices in motor vehicles and method for controlling them
03/23/2004US6710504 Brushless DC motor
03/23/2004US6710481 Motor assembled by using motor-base-holder and method of assembling the same motor
03/18/2004WO2003085805A3 Rotating electric machine
03/18/2004US20040052642 Impeller blade
03/18/2004US20040051490 Apparatus and method for driving a brushless motor
03/18/2004US20040051408 Electronically-commutated motor
03/18/2004US20040051404 Stepping motor
03/18/2004DE20308011U1 Einteilig ausgebildetes Gehäuse für wärmeabführende Lüfter One-piece housing designed for heat dissipating fan
03/18/2004DE19918461B4 Spindelmotor für Festplattenspeicher mit geringer Bauhöhe Spindle motor for disk space, low profile
03/17/2004EP1398869A1 Process and calculator for the angular position determination of a rotor at standstill, controller and system incorporating the calculator
03/17/2004EP1398868A2 Apparatus and method for driving a brushless motor
03/17/2004EP1397853A1 Relay support device for an electric motor, in particular for an electrically commutated dc motor
03/17/2004EP1397691A1 Device for generation of a signal dependent on rotational speed for an electric motor, in particular for an electronically-commutated d.c. motor
03/16/2004US6707188 Motor having rotational sensor
03/11/2004WO2004021552A1 Direct current motor
03/11/2004WO2004021550A2 A synchronous electrical machine
03/11/2004WO2004020857A1 Device and method for the axial positioning of a component on a shaft
03/11/2004DE10239512A1 Power/control application structure for direct current electric motor e.g. in motor vehicles, has first and second printed circuit boards with control/power electronic parts and an electrically insulated substrate to dissipate heat
03/10/2004EP1396629A2 Rotation Detecting Apparatus
03/10/2004EP1108169B1 Electromechanical acting element for a motor vehicle gearbox
03/10/2004CN1141776C Energy-saving motor
03/09/2004US6703753 Motor core and motor using the same
03/09/2004US6703748 Brushless DC motor and refrigerant compressor employing the motor
03/09/2004US6703742 Electric motor with rotor being a drive wheel
03/09/2004US6703740 Brushless motor with reduced rotor inertia
03/04/2004WO2003075434A3 Linear actuator comprising a brushless polyphase electric motor
03/04/2004US20040041409 Wind turbine
03/04/2004DE10333092A1 Rotary actuator used in e.g. parking switching apparatus of motor vehicle, has retarder whose input shaft is interlocked with rotor shaft of synchronous motor, to constitute common shaft inside main housing
03/03/2004EP0925080B1 Intracardiac blood pump
03/03/2004CN1479429A Stator partition type integrated motor/electric generator
03/03/2004CN1140222C Driving device, food processing apparatus and its operating method
03/02/2004US6700279 Brushless motor
03/02/2004US6700275 DC motor and winding method for coils thereof
03/02/2004US6700272 Reluctance motor with gearless step-down without electronic control of rotating field
03/02/2004US6700271 Hybrid synchronous motor equipped with toroidal winding
03/02/2004US6700268 Rotational electric machine and a vehicle loaded therewith
03/02/2004US6700262 Rotary electric machine
03/02/2004US6700256 Brushless motor and production method therefor
02/2004
02/26/2004US20040036440 Switched reluctance motor and initial activating method thereof
02/26/2004DE10335844A1 Rotierende elektrische Maschine und Verfahren sowie Vorrichtung zur Positionierung eines Drehpositionssensors für die Maschine A rotating electric machine and method and device for positioning a rotational position sensor for the machine
02/26/2004DE10236701A1 Component axial positioning device for shaft of DC electric motor e.g. for automobile applications, provided by shaft projection obtained by plastic deformation
02/26/2004DE10236700A1 Sensor holding and positioning device in DC electric motor e.g. for automobile applications, provided by carrier plate fitted into seating at fixed position relative to signal source
02/26/2004DE10236699A1 Housing cover for DC electric motor for automobile applications provided as injection moulded component with integral plug/socket sections on outside and component holder on inside
02/25/2004EP1391980A2 Method for starting a switched reluctance motor
02/25/2004EP1390618A2 Multi-stage centrifugal compressor driven by integral high speed motor
02/25/2004CN1477768A Driving device and XY working table using it
02/25/2004CN1477766A Opening/closing reluctance motor and initial driving method
02/25/2004CN1140040C Comprehensive vehicle motor system
02/24/2004US6697215 Index signal output device and floppy disk drive
02/19/2004US20040032807 Hall element, motor assembly and optical disk device
02/18/2004EP1389821A1 Brushless motor
02/12/2004US20040027083 Motor control device
02/12/2004US20040027024 Brushless motor and electric appliance or vehicle equipped with the same
02/12/2004US20040027015 Rotating electric machine and method and device for positioning rotational position sensor for the machine
02/12/2004DE10333822A1 Brushless motor, e.g. for vehicle air conditioning system fan, has angle between magnetic sensors set to minimum possible angle given by defined relationship to number of sensor magnet poles
02/12/2004DE10313274A1 Elektromotor mit hoher IP-Schutzart Electric motor with high IP protection
02/11/2004EP1388923A2 Rotating electric machine with adjustable airgap
02/11/2004EP1388193A2 Brushless motor
02/11/2004EP1040550B1 Brushless electronic commuted motor
02/11/2004EP0883926B1 High-efficiency electric motor of electronic commutation type
02/05/2004WO2004012323A1 Motor for use with a sensor
02/05/2004US20040021437 Adaptive electric motors and generators providing improved performance and efficiency
02/05/2004US20040021395 Rotary permanent magnet electric motor having stator pole shoes of varying dimensions
02/05/2004US20040021378 Motor for use with a sensor
02/05/2004US20040021373 Drive apparatus and XY table utilizing the same
02/05/2004DE19800234B4 Bürstenloser Motor Brushless motor
02/04/2004EP1387053A1 Fan arrangement for cooling of motor vehicle engines
02/04/2004EP1386382A2 Design for frameless cartridge motors
02/04/2004EP1236264B1 Low cost limited angle torque dc brushless servomotor and method for fabricating thereof
02/04/2004CN1473385A 无刷振动电机 Brushless vibration motor
02/04/2004CN1472874A Passive magnetic suspension brushless D.C. motor
02/04/2004CN1472873A Brushless rareearth persistant magnet DC motor
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