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