Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02K - Dynamo-electric machines › H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet
Patents for H02K 21 - Synchronous motors having permanent magnet; Synchronous generators having permanent magnet (17,141)
12/2000
12/06/2000CN2409700Y Motor/electric generator integrated device mounted on wheel of electric vehicle
12/05/2000US6157112 Brushless DC motor structure
12/05/2000US6157111 Rotor for dynamo-electric machine
11/2000
11/30/2000WO2000072427A1 Motor with permanent magnet
11/30/2000DE19924114A1 Synchronous electrical machine with permanent magnetic stimulation and transversal flux guidance, has central flux guide of H-cross-section with flux guide rails on at least one side
11/30/2000DE19924038A1 Synchronous electrical machine has flux guide wound with individual windings before assembly
11/30/2000DE10016002A1 Rotating magnetic field motor has permanent magnet set offset angle between 0 and 22.5 degrees, 8n rotor poles, 9n stator poles, where n is an integer, and 2 or more blocks of rotor poles
11/29/2000EP1056184A2 Rotor for dynamo-electric machine and method for magnetizing magnetic bodies thereof
11/29/2000EP1055282A1 Variable output rotary power generator
11/29/2000CN2408610Y Inner mounted generator for bicycle band-type brake
11/29/2000CN1275257A Method for the starting and steady-state supply of a permanent-magnet synchronous motor particularly for driving hydraulic pump
11/28/2000US6154013 Electric motor or generator
11/23/2000WO2000070728A1 Compatible disk drive motor
11/23/2000WO2000070727A1 Fail-safe electrical generator and motor
11/23/2000WO2000070725A1 Rotating electrical machine
11/23/2000WO2000070139A1 Drive device for a washing machine
11/23/2000DE19955215A1 Multi-phase motor e.g. for DVD or CD-ROM drives, has pole plates with fixed mechanical phase difference, control circuit and two magnetic conduction sets with fixed electrical phase difference
11/23/2000DE19922890A1 Electrical linear two-phase motor with permanent magnetic stimulation and opposed individual poles, has individual pole pairs manufactured as sections with pole on each side including winding
11/23/2000DE19922610A1 Drive unit for a washing machine, comprises a nearly horizontal shaft with a washing drum, a flat electric motor with a rotor and a stator, and a hollow shaft member.
11/23/2000DE10012429A1 Electric motor with vibration damping e.g. for power steering system in vehicle, has tubular sprung pins arranged in engagement with stator and base to prevent transfer of vibrations or oscillations between stator and base
11/21/2000US6150746 Synchronous electrical machine with U-shaped non-magnetic holder for permanent magnets
11/16/2000WO2000069046A1 Brushless synchronous rotary electrical machine
11/16/2000WO2000068586A1 Dynamic pressure bearing and spindle motor with the bearing
11/15/2000EP1052764A1 Electronic device for starting and controlling a synchronous single-phase electric motor of the type comprising a rotor with permanent magnets.
11/15/2000EP1052761A2 A rotary electric machine
11/15/2000EP1051791A1 Motor vehicle alternator with interpolar magnets
11/15/2000CN1273706A Rotating machine such as motor vehicle alternator
11/14/2000US6147429 Electrical machine with double excitation, especially a motor vehicle alternator
11/14/2000US6147415 Permanent magnetic generator
11/14/2000US6145377 Balance corrector for scanner motors and balance correcting method thereof
11/08/2000CN1272975A No-load generator
11/07/2000US6144138 Claw pole generator
11/07/2000US6144135 Stator structure for a direct-current fan motor
11/07/2000US6144132 Permanent magnet motor
11/07/2000US6144124 Thin DC brushless motor having an air gap formed therein
11/02/2000WO2000065338A1 Linearized ultrasound beam alignment servo
11/02/2000EP1049233A2 Spindle motor and hard disc drive incorporating the same
11/02/2000EP1048105A1 Electric motor with a rotor rotating around a stator
11/02/2000DE19918468A1 Spindle motor with labyrinth sealing, has spindle motor secured from turning which has bearings axially superimpose.
11/02/2000DE19918465A1 Production of stator for electric motor comprises using injection molding or die casting
11/02/2000DE19918461A1 Spindle motor e.g. for fixed disk storage disk, has base disk with an axis arranged with bearing arranged on it
11/01/2000CN1272238A Rotating electric machine with magnetic circuit
10/2000
10/31/2000US6140731 Self-starting brushless electric motor
10/31/2000US6140730 High efficiency electric generator for mechanically powered electronic equipment
10/31/2000US6140726 Radial gap cylindrical motor having an increased number of slots
10/31/2000US6139487 Intracardiac pump device
10/26/2000WO2000064036A1 Brushless motor
10/26/2000WO2000064035A1 Axial air gap brushless motor and method for manufacturing such motor
10/26/2000WO2000064031A1 Rotor device
10/26/2000DE19920048A1 Electromechanical energy converter with a flat structure for applications requiring miniature motors or generators.
10/26/2000DE19917689A1 Electric motor with sinusoidal air gap contained in the jacket of a pole tube that separates the stator poles from each other.
10/26/2000DE10019619A1 Spindle motor, particularly for driving storage disks of hard disk drive, includes compensation element having preset relatively large thermal expansion coefficient, arranged on external and/or inner bearing ring
10/25/2000EP1047175A2 Energy storage flywheel apparatus and journaling details thereof
10/25/2000EP1046812A1 Starter generator
10/25/2000EP1046218A1 Electric machine, especially a three-phase generator, with an exciter
10/25/2000EP0868772B1 System for rotating a device
10/25/2000EP0712544B1 Electromagnetic machine with permanent magnet rotor
10/25/2000CN1271203A External-rotor motor with high efficiency, high torque force and firm support
10/24/2000US6137203 Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap
10/24/2000US6137199 Alternator with permanent magnet rotor having primary magnets and blocking-pole magnets
10/24/2000US6137197 Axial flow fan motor with circuit board and housing interlocking structure
10/19/2000WO2000062405A1 Electronically controlled electric motor provided for use in an environment containing solvents
10/19/2000DE19917408A1 Scheibenläufermotor mit drehgelagerter Läuferscheibe Pancake motor with rotating bearing rotor disk
10/19/2000DE19916528A1 Für den Einsatz in einer Lösungsmittel aufweisenden Umgebung vorgesehener, elektronisch gesteuerter Elektromotor For use in a solvent environment having provided electronically controlled electric motor
10/18/2000EP1045509A1 An alternating current machine
10/18/2000EP1045507A2 Disk motor with rotatably mounted rotor disk
10/18/2000EP1045506A2 Monitoring system for energy storage flywheel
10/18/2000EP1045505A2 Cooled electric disk motor
10/18/2000EP1045503A2 Airgap armature coil for energy storage flywheel apparatus
10/17/2000USRE36917 Air tool
10/17/2000US6133664 Self-starting brushless electric motor
10/17/2000US6133663 Brushless permanent magnet machine
10/17/2000US6132186 Impeller pump driven by a dynamo electric machine having a stator comprised of a mass of metal particles
10/17/2000US6131459 Linearized ultrasound beam alignment servo
10/12/2000WO2000060726A1 Brushless motor
10/12/2000WO2000060724A1 High performance brushless motor and drive for an electrical vehicle motorization
10/12/2000WO2000060720A1 Stator in a rotating electric machine
10/12/2000WO2000060719A1 Generator for a windmill, stator module for use in such a generator and use of such a generator
10/11/2000EP1043827A2 Rotor for permanent magnet type rotating machine
10/11/2000EP0713603B1 Device for actuating a control member
10/11/2000CN2400961Y Disk motor
10/11/2000CN1269919A 永磁同步电动机 PMSM
10/11/2000CN1269624A Rotor of permanent magnet type rotary motor
10/10/2000CA2250048C Rotary electric apparatus and generator/motor using said rotary electric apparatus
10/05/2000WO2000059099A1 Rotating machine with advanced excitation means
10/04/2000EP1040553A2 A method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine with permanent magnet rotor
10/04/2000EP1040550A1 Brushless electronic commuted motor
10/04/2000CN2399885Y Automotive permanent-magnet generator
10/04/2000CN1268799A Starting and electric generating device for four stroke internal combustion engine
10/03/2000US6127764 Electric machine
10/03/2000CA2203189C An electric generator with novel structure
09/2000
09/28/2000WO2000057538A1 Disk motor
09/28/2000WO2000057534A1 Rotating machine comprising magnets with different compositions
09/27/2000EP1039619A2 Starter/generator apparatus for four-cycle internal combustion engine
09/21/2000WO2000030238B1 Electric machine
09/20/2000EP1037365A1 Motor generator developing high torque
09/20/2000CN2397667Y Magneto generator for farm vehicle
09/20/2000CN1267402A Dynamo electric machines and stators for use in same
09/20/2000CN1267118A Motor for generating vibration signal
09/19/2000US6121711 Rotary motor and production method thereof, and laminated core and production method thereof
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