Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
05/2000
05/31/2000CN2381061Y Speed-position measuring integrated sensor for rare earth permanent-magnet brush-less dc. motor
05/30/2000US6069428 Brushless DC motor assembly
05/25/2000WO2000030238A1 Electric machine
05/25/2000DE19925489A1 Recording disc drive, e.g. hard disc drive with spindle motor has annular member between rotor and central axle, and radially extending core body
05/25/2000DE19853168A1 Sheet metal frame for applying to rotating electrical machines and exciting permanent magnets consists of a square frame, a rotor shaft and a laminated rotor body.
05/25/2000DE19852650A1 Elektrische Maschine Electric machine
05/24/2000EP1003270A1 Magnetic pole position detector and annular sheet with sheet-like magnets for a brushless DC motor
05/24/2000EP1003268A1 Rotary electrical equipment
05/24/2000EP1002358A1 Pump driven by brushless motor
05/24/2000EP1002356A1 Dynamo electric machines and stators for use in same
05/24/2000CN1052827C Auxiliary driving motor
05/23/2000US6066929 Frequency generator circuit for a brushless DC motor control system
05/23/2000US6066910 Commutator-less direct-current motor
05/23/2000US6066909 Method and system for providing a spherical bearing in a thin film motor
05/23/2000US6066905 Dynamoelectric machine: quadrature winding retention apparatus
05/23/2000US6065946 Integrated controller pump
05/18/2000WO2000028656A1 A system for controlling a rotary device
05/18/2000CA2349862A1 A system for controlling a rotary device
05/17/2000CN2378877Y Auxiliary dynamic motor with improved structure
05/16/2000US6064133 Built-in stator of star-winding mechanism and method of producing the stator and BLDC motor using the same
05/10/2000EP0998781A1 Claw pole motor
05/10/2000CN2377762Y Mechanoelectric integrated permanent-magnet brushless electric machine
05/09/2000US6060879 Current magnitude sensing circuit
05/09/2000US6060851 Control device capable of supplying sinusoidal power to brushless motor of a washing machine
05/09/2000US6060809 Staggered pole switched reluctance motor
05/09/2000US6060162 Pulsed voltage surge resistant magnet wire
05/09/2000US6058593 Method for producing a micro motor
05/04/2000WO2000025409A1 Switched reluctance motor
05/03/2000EP0998012A1 Integral bearing type electric motor
04/2000
04/27/2000DE19848909A1 Segmentierte elektrische Maschine mit reduzierten Rastkräften bzw. reduziertem Rastmoment Segmented electric machine with reduced cogging thrust and reduced cogging torque
04/26/2000EP0996217A1 Multipole electric machine with reduced cogging
04/26/2000CN2376135Y Axial sensing device of brushless motor
04/25/2000US6054837 Polyphase induction electrical rotating machine
04/25/2000US6054818 Electric motor vehicle
04/25/2000US6054786 Method and system for providing a spherical bearing in a thin film reluctance motor
04/20/2000WO2000022715A1 Switched reluctance motor
04/19/2000EP0994555A2 Subsynchronous reluctance electrical machine
04/19/2000EP0878047A4 Staggered pole switched reluctance motor
04/19/2000CN2375026Y Plastic sealed brushless d. c. motor
04/19/2000CN1250969A Electric motor
04/19/2000CN1250968A Rotor assembling method, and motor having such rotor
04/19/2000CN1051654C Permanent magnetic rotator of brushless electric motor
04/18/2000US6051903 Switched reluctance motor
04/13/2000WO2000021189A1 Electronically commutated motor
04/12/2000EP0993101A1 Magnetic disc driving apparatus
04/12/2000EP0715778B1 Asynchronous machine
04/11/2000US6049197 Electric motor or generator
04/11/2000US6049187 Speed control for brushless repulsion motor
04/11/2000US6049149 Brushless DC motor having opposed pairs of axial magnetic field type permanent magnets and control system therefor
04/11/2000US6049147 Motor, structure of stator of the motor and assembly method of the stator
04/06/2000WO2000019587A1 Brushless motor
04/06/2000DE19845626A1 Elektronisch kommutierter Motor Electronically commutated motor
04/05/2000CN1249862A Improvement in high speed electric motors
04/05/2000CN1051181C Series excitation brushless electric machine
04/04/2000US6046568 Staggered pole switched reluctance motor
04/04/2000US6046523 Computer controlled electric motor and method therefor
04/04/2000US6046518 Axial gap electrical machine
04/04/2000US6044737 Stator of and arc shaping method for brushless motor
04/04/2000CA2074360C Stator for dynamoelectric machine
03/2000
03/30/2000WO2000017987A2 Improved dc electric starter-generator
03/29/2000EP0989656A1 Permanent magnet excited electric rotary drive
03/29/2000CN1248956A Winding device for elevator
03/28/2000US6043580 Rotodynamic machine for the forwarding of a fluid
03/28/2000US6042349 Fuel supply device
03/23/2000DE19842719A1 Arrangement to provide commutating signals for motor; has magnetic flux sensitive semiconductors to scan magnetic track of linear motors magnetically biased to provide sine and cosine signals as motor progresses along track
03/23/2000DE19842523A1 Electromagnetic energy converter e.g. brushless electric motor or magnetic bearing, has integrated circuit board located between stator winding heads
03/23/2000DE19842522A1 Appliance for on line determination of small air gaps in running machines with all components mounted on printed circuit card
03/22/2000EP0987812A1 Driven body displacement sensor comprising brushless motor
03/22/2000EP0861184B1 Improvements in electric actuators for vehicle systems
03/22/2000CN2370611Y Axial sensor for brushless motor
03/22/2000CN1248353A Electronically switched two phases reluctance machine
03/21/2000US6040648 Spindle motor and rotator device
03/15/2000EP0985496A1 Machine tool
03/15/2000CN1247643A Brushless direct current motor having adjustable motor characteristics
03/15/2000CN1050473C Frequency generator of brushless motor
03/14/2000US6038205 Spindle motor
03/14/2000US6037726 Electric motor vehicle
03/14/2000US6037692 High power low RPM D.C. motor
03/09/2000DE19840920A1 Electrodynamic rotating machine with stator and rotor has permanent-magnet rotor with at least one diameteral pole pair and stator consisting of highly permeable material carrying excitation winding
03/08/2000EP0984121A2 Actuator
03/07/2000US6034511 Light weight rotor and stator with multiple coil windings in thermal contact
03/07/2000US6034502 Method for controlling a continuous rotation miniature motor
03/07/2000US6034493 Brushless DC motor control
03/07/2000US6034465 Pump driven by brushless motor
03/07/2000US6034459 Permanent magnet type dynamo electric machine and electric vehicle using the same
03/07/2000US6034458 DC brushless motor having an interior permanent magnet rotor with optimal magnet thickness/air gap relationship
03/07/2000US6033355 Centrifuge with a plurality of individual centrifuge devices
03/02/2000WO2000011776A1 Electric motor with a rotor rotating around a stator
03/02/2000DE19848081A1 Antriebseinrichtung mit einem Stellantrieb Drive means with an actuator
03/02/2000CA2308241A1 Electric motor with a rotor rotating around a stator
03/01/2000EP0982425A2 Laundry treatment apparatus
03/01/2000EP0981457A1 Drive device for a movable part that can be displaced between end positions in a vehicle and method for the production thereof
03/01/2000CN2367008Y Electric motor
03/01/2000CN1049868C Power-driven vehicle
02/2000
02/24/2000WO2000010240A2 Temperature dependent regulation of the speed of an electric motor with a microprocessor
02/24/2000DE19838038A1 Electric machine, especially electric motor, having carrying devices for stator formed of carrying devices proceeding from projections in each second stator pole tooth
02/24/2000DE19836944A1 Washing machine, dryer or washer/dryer has rotating drum with convex design of the tooth crests resulting in an effective reduction in reluctance moments
02/23/2000EP0861185B1 Improvements in electric actuators for vehicle powered steering systems
02/23/2000CN1245362A Improved rim motor
02/22/2000US6028385 Switched reluctance motor
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