Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
10/1995
10/12/1995WO1995027326A1 Adjustable airgap motor/generator for flywheel system
10/12/1995DE4411960A1 Electronically commutated electric motor avoiding magnetic couplings
10/11/1995EP0676853A2 Variable reluctance start permanent magnet motor
10/04/1995EP0675586A1 Flux controlled permanent magnet dynamo-electric machine
10/04/1995EP0675216A1 Single motor drive for an open-end spinning rotor
10/03/1995US5455474 Magnetic motor construction
10/03/1995US5455473 Field weakening for a doubly salient motor with stator permanent magnets
10/03/1995US5454697 Electrically operated pump assembly with an externally installed control circuit
09/1995
09/28/1995DE4410005A1 Rotor position encoder with 2:1 ratio of pole-piece circumferences
09/27/1995EP0673559A1 Motor system with individually controlled redundant windings
09/26/1995US5453650 Face opposing type motor
09/21/1995DE4407850A1 Brushless DC motor control device
09/19/1995US5450770 Integrated rotary drive apparatus
09/14/1995WO1995024762A1 Brushless electric motor and method of operating the same
09/13/1995EP0671811A1 A controller for a brushless DC motor without a position sensor
09/12/1995US5450261 Magnetic disc drive motor having disc securely fixed to loading surface to abut upper bearing outer ring
09/06/1995EP0670622A1 Improvement to electric motors
09/05/1995US5448119 Spindle motor
09/05/1995CA2143929A1 Electric motors
08/1995
08/31/1995DE4414527C1 Electronically-commutated DC motor for vehicle propulsion drive
08/30/1995CN2206515Y Power-assistant motor
08/29/1995US5446610 Disk storage device having a brushless DC drive motor
08/29/1995US5446325 Spindle motor and disk driving apparatus using the same
08/24/1995WO1995022851A1 Apparatus for obtaining three-phase position detection signals by one position detection element
08/23/1995EP0668651A1 Flywheel-type power storage device
08/23/1995EP0667993A1 Method of observer-based control of permanent-magnet synchronous motors
08/22/1995US5443413 Brushless spindle motor for a grinding machine including hydrostatic bearings
08/22/1995CA1336787C In-spindle motor assembly for disk drive and method for fabricating the same
08/17/1995WO1995022195A1 Brushless d.c. motor
08/17/1995WO1995022192A1 Two-phase unidirectional reluctance motor
08/17/1995DE4404926A1 Vehicle brushless DC motor drive with electronic speed control
08/17/1995DE4404889A1 Vehicle brushless DC motor drive with electronic speed control
08/16/1995EP0667279A1 Actuator for steering rear wheels
08/15/1995US5442250 Electric power train for vehicles
08/10/1995DE4403302A1 Electrical machine especially brush free DC motor
08/10/1995DE19503521A1 Fan with blades formed on magnetic rotor of brushless DC motor
08/09/1995EP0666424A1 Fan with rotor, in particular a radial fan rotor
08/09/1995EP0641501A4 Variable reluctance drive system.
08/08/1995US5440185 Composite magnet brushless DC motor
08/02/1995CN2204468Y Permanent rotary magnetic-field D.C motor
08/01/1995US5438228 Electrically motorized wheel assembly
07/1995
07/26/1995EP0664601A1 Pulsed synchronous reluctance motor
07/26/1995EP0664600A1 Three-phase brushless motor
07/26/1995CN1105638A Power-driven vehicle
07/25/1995US5436518 Motive power generating device
07/20/1995DE4401361A1 Brushless DC motor of reduced axial length
07/19/1995EP0587643B1 Head drum for a recorder
07/12/1995EP0662751A1 Reluctance motor
07/12/1995EP0412993B1 Tape drive machines
07/12/1995CN1105158A Method for manufacture of small electric motor and rotator of same
07/12/1995CN1029343C Brushless DC motor
07/11/1995US5432644 Disk drive unit having motor components in a compact arrangement
07/05/1995EP0436721B1 Method of assembling a brushless motor
07/05/1995CN1104810A Rotating motor and method for making same, layered iron core and method for making same
07/04/1995US5430570 Light deflector
06/1995
06/28/1995EP0660501A1 Generator motor for vehicles
06/27/1995US5428282 Release-type permanent magnet motor
06/22/1995DE4444574A1 Starting control device for sync AC servomotor
06/20/1995US5425165 Method of making a slotless, brushless, large air-gap electric motor
06/14/1995EP0657984A1 Permanent magnet rotor of brushless motor and production method thereof
06/13/1995US5424625 Repulsion motor
06/07/1995CN1028760C Process for preparing sequence of antidirection direction, antimessenger RNA oligonuclectides of alpha TNF
06/06/1995US5422769 Spin motor for rotating a storage disk in a disk drive
06/06/1995US5422569 Rotation detecting apparatus using magnetroresistive element with an arrangement of detection units
05/1995
05/31/1995EP0655824A2 Outer rotor type brushless DC motor
05/31/1995EP0655823A1 Brushless dc motor and its driving method
05/31/1995CN1103213A 小型电动机 Small motors
05/24/1995CN1028584C Direct current motor utilzing back electromotive force
05/23/1995US5418451 Apparatus for measuring at least one state variable of a brushless direct-current motor
05/23/1995US5418436 Motor starting method and apparatus
05/23/1995US5418416 Brushless three-phase DC motor
05/23/1995US5417507 Vertical motor, method of manufacturing same, polygon mirror motor using said motor, and bearing device for use in said motor
05/18/1995DE4338193A1 Contact-free magnetic measuring device
05/17/1995EP0653050A1 Position detection apparatus.
05/11/1995DE4439548A1 Arrangement for driving a bar magnet
05/10/1995EP0652622A2 Rotary motor and production method thereof, and laminated core and production method thereof
05/09/1995US5414579 Head cylinder for a recorder
05/04/1995WO1995012241A1 Permanent magnet electric motor
05/03/1995EP0650644A1 Electric motor-wheel.
05/03/1995EP0533767B1 Electric motor
05/03/1995CN1102277A Efficient permanent magnet electric motor
05/02/1995US5412265 Planar micro-motor and method of fabrication
04/1995
04/27/1995DE4335966A1 Drive device for a washing machine or a similar machine having a DC motor without a commutator
04/26/1995EP0650246A1 Brushless motor
04/26/1995EP0649577A1 Fault-tolerant reluctance motor.
04/26/1995CN2195823Y 电磁脉冲驱动盘 Electromagnetic pulse drive tray
04/26/1995CN2195822Y Permanent-magnet direct current brushless electric machine
04/25/1995US5410203 Reluctance motor with yoke saturation
04/25/1995US5410201 Electric Motor
04/19/1995CN1028273C Motor or alternator
04/18/1995US5408153 Index position detecting apparatus for an electromagnetic rotary machine
04/13/1995WO1995010134A1 Electronically commutated permanent magnet motor
04/13/1995DE4407713C1 Brushless electric motor and a method for its operation
04/11/1995US5406154 Power unit for motor vehicles
04/05/1995EP0647010A1 Electric motor with permanent magnets and reduced cogging torque
04/05/1995EP0647009A1 Magnetic rotating apparatus
04/05/1995EP0256132B1 Magnetic rotary device
04/05/1995CN1101178A Electrically motorized wheel assembly
04/05/1995CN1101163A Permanent magnet control means
03/1995
03/29/1995EP0645542A1 Automobile engine fan and hub
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