Patents for H02K 1 - Details of the magnetic circuit (44,776)
07/1994
07/05/1994US5327035 Vibrator motor for a wireless silent alerting device
07/05/1994US5327034 Electrically motorized wheel assembly
06/1994
06/29/1994EP0603413A1 Induced rotors for electromagnetic speed reducers fabricated with ferritic nodular cast iron
06/29/1994CN2170596Y Printed winding electric machine
06/28/1994US5325009 Rotor shaft with integral wedge retainers for core of a two-pole generator
06/28/1994US5325007 Stator windings for axial gap generators
06/28/1994US5325004 Motor
06/28/1994US5325003 Molded rotor assembly for an alternator and method for making the same
06/23/1994WO1994014225A1 Rotor with hollow cylindrical permanent magnet
06/23/1994WO1994013518A1 Noise-reduced pumping set, in particular for regulated brake systems
06/23/1994CA2148688A1 Rotor with hollow cylindrical permanent magnet
06/22/1994CN2169944Y Rare-earth permanent magnet synchronous motor
06/22/1994CN1088364A Rotator of permanent ferromagnet
06/21/1994US5323080 One-piece rotor shaft for two-pole rotor
06/21/1994US5323078 Permanent magnet rotor, and a magneto-dynamic machine, for example an electric motor not having a commutator but having such a rotor
06/21/1994US5323077 Electrical machine having a permanent-magnet-excited rotor
06/21/1994US5323074 Armature core
06/16/1994DE4242132A1 Totally enclosed electrical machine - has inner ventilators at ends of rotor shaft creating circulation of cooling medium in cooling channels in rotor plate packages
06/15/1994EP0601368A1 Method of manufacturing a part of a spindle motor
06/15/1994EP0601228A1 Electric motor drive
06/14/1994US5319844 Method of making an electromagnetic transducer
06/09/1994DE4240995A1 Permanent magnet rotor for synchronous motor or electronically commutated DC motor - has attenuating permanent magnets contained in equidistant rotor slots of T=shaped cross-section
06/08/1994EP0600270A1 Electric motor, in particular for motor vehicles
06/01/1994EP0470074B1 Stabilized disk drive spin motor
06/01/1994DE4400614A1 Transversal flow machine rotor - has deforming zones and recesses arranged to compensate voltages arising from properties of adhesive material used
06/01/1994DE4317817C1 Three phase AC generator with permanent magnetic rotor for bicycle with AC output - converted by six DC rectifier diodes with low forward voltage to DC and stator consists of 3 identically designed induction coils with soft iron pole finger cages
05/1994
05/31/1994US5317227 Rotor with hollow cylindrical permanent magnet
05/26/1994WO1994011942A1 Ferromagnetic wire electromagnetic actuator
05/26/1994WO1994005073A3 Electric fan motor
05/25/1994EP0598183A1 Turbogenerator set
05/25/1994EP0598137A1 Rotor for synchronous motor
05/25/1994EP0381769B1 Structure and method for fixing radial type rotor to output shaft of synchronous motor
05/25/1994CN2166557Y Permanent-magnet brushless direct-current generator
05/25/1994CN2166556Y Single-phase electric machine
05/24/1994US5315200 Electrical motor stator installation
05/24/1994US5315198 Synchronous machine
05/24/1994US5315191 Miniature motor
05/19/1994DE4238999C1 Drehstromgenerator Alternator
05/18/1994CN2165567Y Rare-earth permanent-magnet industrial frequency electric generator
05/17/1994US5313159 Magnetic encoder with composite magnet
05/17/1994US5313131 Slotless motor
05/17/1994US5313125 Stepper motor with integrated assembly
05/17/1994CA2011300C Direct current dynamoelectric machines utilizing high strength permanent magnets
05/17/1994CA1329471C Device for pre-tautening of the annular stator core laminations of a large electric generator
05/11/1994DE4336518A1 DC commutator motor with field magnets arranged in pairs - has pole count determining numbers of pole windings and of outer and inner field magnets in radial alignment
05/11/1994DE4334932A1 Rotary electric machine with three=phase star and delta stator coils - has grooved stator core into which star-connected two-part windings and delta-connected windings are embedded in succession
05/11/1994DE4237402A1 Polyphase permanent-magnet sync motor with converter-fed stator - has alternately magnetised rotor pole pieces incorporating axial slots for presentation of higher reluctance to transverse magnetic field
05/11/1994CN2164612Y Hollow all-speed rare-earth synchronous motor
05/11/1994CN2164611Y Electric motor
05/10/1994US5311062 Transient-free synchronous electrical power machine
05/10/1994US5309677 Electrically operated vehicle window
05/05/1994DE4234129A1 Multi-phase rotary electrical machine
05/03/1994US5309050 Ferromagnetic wire electromagnetic actuator
04/1994
04/28/1994WO1994009551A1 Permanently excited electric machine with hard-magnetic and soft-magnetic segments
04/28/1994WO1994009549A1 Composite magnet brushless dc motor
04/28/1994WO1994009548A1 Electric operated tracked vehicle
04/28/1994WO1994009547A1 Multiphase electric machine with co-axial slot rods
04/28/1994WO1994009546A1 Process for producing a multi-phase machine with non-salient poles
04/28/1994WO1994008837A1 Battery operated tracked vehicle
04/28/1994DE4235873A1 Permanent magnet excited rotor mfr. - requires use of openings in circumferential frame to aid in positioning permanent magnets around rotor body
04/27/1994CN2163476Y Magnetic electric charger for booster vehicle
04/26/1994US5306996 AC/DC stepped drive system
04/26/1994US5306977 Cooling rotor for an alternator mounted on vehicle
04/21/1994DE4314471C1 Armature laminations stack for DC electrical machine with equalisation couplings - has radially outer opening with defined min spacing and radially inner opening for receiving equalisation couplings.
04/21/1994DE4234108C1 Permanent magnet rotary electrical machine has permanent magnet rotor or stator segments partly lying within coil winding heads.
04/20/1994EP0592605A1 Drive device for the cylinder of a hosiery machine and rotor assembly for a brushless synchronous motor.
04/20/1994EP0378596B1 Two-phase or multiphase synchronous electric motor with disk-shaped rotor
04/20/1994CN1085693A 小型同步电动机 Small synchronous motor
04/19/1994US5305163 Stationary angularly aligned stationary spindle shaft
04/19/1994US5304886 Printed circuit motor
04/19/1994US5304883 Ring wound stator having variable cross section conductors
04/19/1994US5304877 Rotor of a canned motor for a canned motor pump
04/14/1994DE4244694A1 Multi-phase electric machine mfr. - has soft T-section magnetic segments, arrow or gearwheel shape which are inserted radially into prefabricated self-supporting conductor structure.
04/14/1994DE4234175A1 Multiphase electric machine with loop-less winding strands in grooves - has axially layered conductors in pref. hollow cylindrical machine with tangentially enlarged contact surfaces
04/13/1994EP0591351A1 Spindle driving motor
04/13/1994EP0353285B1 Field assembly insulator
04/13/1994CN2162027Y Motor stator structure
04/12/1994US5302876 Rotor of synchronous motor
04/12/1994US5302875 Electromagnetic motor with two rotation senses particularly intended for a timepiece
04/06/1994EP0590185A1 Electromagnetic motor
04/06/1994EP0368930B1 A motor or alternator
04/05/1994US5300846 Lamination support for a linear motor
04/05/1994US5300845 Banded electromagnetic stator core
03/1994
03/31/1994WO1994007297A1 Stator and stator winding method and apparatus
03/31/1994WO1994007295A1 Dynamoelectric machine and stators therefor
03/31/1994DE4231967A1 Alternator for motor vehicle current supply - has cooling channels provided between peripherally spaced stator lamination segments
03/31/1994CA2143866A1 Stator and stator winding method and apparatus
03/30/1994EP0506805B1 Power unit for vehicles
03/30/1994EP0333871B1 Rotor structure of synchronous motor
03/29/1994US5298827 Permanent magnet type dynamoelectric machine rotor
03/29/1994US5298826 Rotor for rotary electrical machinery
03/29/1994US5298823 Main field winding and connections for a dynamoelectric machine
03/29/1994US5298822 Stepper motor with integrated assembly
03/23/1994EP0588478A2 Electric stepper motor
03/23/1994EP0588448A2 Electric motor
03/23/1994EP0587812A1 Electrical machines.
03/23/1994CA2106110A1 Laminated articles and methods of making the same
03/22/1994US5296773 Composite rotor for a synchronous reluctance machine
03/17/1994WO1994006195A1 Molded resin motor housing
03/17/1994WO1994006193A1 A fibre reinforced rotor