Patents for H02K 3 - Details of windings (24,644)
11/1990
11/14/1990CN1010450B Pole-changing method using phase-mixing
11/06/1990US4968921 Electromagnetic motor with secondary stator coils
11/06/1990US4968911 Clam-shell stator construction for electrical machines
11/06/1990US4967465 Method of assembling and disassembling a rotor retaining ring system
11/06/1990US4967464 Method of making a switched reluctance motor having plural-stage form-wound coil winding
10/1990
10/31/1990EP0394526A1 Rotating field machine
10/24/1990EP0393836A1 Biased securement system for end winding conductor
10/23/1990US4964210 Method of connecting stator coil of motor
10/19/1990CA2014835A1 Biased securement system for end winding conductor
10/18/1990WO1990012444A1 Clam-shell stator construction for electrical machines
10/18/1990DE3911602A1 DC motor with permanent magnet rotor and pulsed stator - has electronic commutation, axially aligned stator slots, two layer trifurcated winding and uneven slot count
10/17/1990EP0392243A1 Cooling device for stator winding bars of electrical machines
10/16/1990US4962583 Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means
10/10/1990CN1046069A Cooling device for stator winding conductor bars in electrical machines
10/09/1990US4962329 Spirally layered and aligned printed-circuit armature coil
10/03/1990EP0389540A1 Toroidally wound generator/motor
09/1990
09/30/1990CA2013462A1 Electrical motor stator winding bar cooling device
09/27/1990DE4008446A1 Vielstufige, formgewickelte spulenwicklungen fuer einen geschalteten reluktanzmotor Multistep, form wound coils coils for a switched reluctance motor
09/26/1990CN1045668A Wound-rotor asynchronous motor
09/25/1990US4959575 Transpositioned multi-strand conductor for electric rotary machine
09/25/1990US4959573 Electromagnetic induction machines having regulated polar magnetic symmetry
09/24/1990CA2012233A1 Plural-stage form-wound coil windings for a switched reluctance motor
09/20/1990WO1990010971A1 Electromagnetic induction devices with multi-form winding incorporating reflected magnetizing
09/20/1990WO1990007220A3 Electrically switched synchronous motor drive
09/19/1990EP0387666A1 Armature of a rotary electric machine with a commutator, method of producing the same and a conductor for the armature coil
09/19/1990EP0387411A1 Methods and apparatus for producing stators with coil terminations at both ends
09/19/1990CN1045489A Bolted spherical series/phase generator connections
09/07/1990WO1990010336A1 Stranded conductor of electricity with a flat wire core
09/05/1990CN1045202A Direct cooled bore connector
09/04/1990US4954740 Stator winding for two-speed electrodynamic machines having fractional speed ratios
09/04/1990US4954739 Neodymium, iron, boron alloy
09/04/1990US4954734 Three phase alternator with common neutral leads
08/1990
08/30/1990DE3905997A1 Reluctance motor supplied from an electronic power converter
08/29/1990EP0384568A2 Rotor for vehicle dynamo
08/29/1990EP0384241A1 Direct cooled bore connector
08/29/1990EP0384131A1 Electrical external-rotor motor with protective wire connection element
08/28/1990US4951379 Method for connecting wires to terminals having tangs and cutting the wires at the terminals
08/21/1990US4950934 Adjustable securement system for end winding conductors
08/15/1990CN1044740A Three-speed miscible-phase pole-changing winding wiring method and pole-changing winding
08/14/1990US4949002 Rotor for printed-wiring motor
08/14/1990US4948996 Direct cooled bore connector
08/01/1990CN1044366A Method and apparatus for conducting current from dynamoelectric machine
07/1990
07/25/1990EP0379012A2 Method for manufacturing the stator of a large electric machine
07/25/1990EP0378693A1 Coil winding structure of a.c. motor coil
07/24/1990US4943749 Method and apparatus for conducting current from a dynamoelectric machine
07/18/1990CN1044017A Rotor retaining ring system
07/18/1990CN1044016A Electrical coil connector for dynamoelectric machine windings
07/17/1990US4942326 Biased securement system for end winding conductor
07/17/1990US4942323 Two pole electric motor with stator winding encircling the rotor
07/11/1990EP0377159A1 Rotor retaining ring system
07/11/1990EP0377157A2 Electrical coil connector for dynamoelectric machine windings
07/04/1990CN1008676B Asynchronous motor of new wound-rotor type
07/03/1990US4939400 Transmission apparatus having split-coil type coaxial coupler
07/03/1990US4939399 Series-wound electrical rotating field machine having integrated radial loop coils and drum coils
06/1990
06/28/1990WO1990007221A1 Insulated conductor
06/28/1990WO1990007220A2 Electrically switched synchronous motor drive
06/27/1990EP0375655A2 Winding wire and method of producing the same
06/27/1990EP0375419A2 Dynamoelectric machine
06/27/1990EP0374805A2 Electronically commutated synchronous driving motor
06/27/1990EP0374612A1 Gap tube electric motor
06/26/1990US4937486 Salient pole of an electric machine
06/26/1990US4937485 Coil/magnet structure for a brushless DC motor
06/22/1990CA2006285A1 Method and apparatus for conducting current from a dynamoelectric machine
06/21/1990DE3842563A1 Isolierter leiter Insulated conductor
06/21/1990DE3842074A1 Fitting a winding overhang binding made of glass fibres onto the rotor of an electrical machine
06/20/1990CN1008494B Shallow cup-shaped miniature motor
06/20/1990CN1008493B Ventilated end turns for rotor windings of dynamoelectric machine
06/19/1990US4935302 Electrical conductor provided with a surrounding insulation
06/13/1990CN1043047A Multifunctional motor
06/13/1990CN1043046A Phase-displaced multiple polyphase dynamoelectric machine with wave wingings
06/07/1990DE3840666A1 Winding arrangement for the stator of an external rotor motor
06/06/1990EP0371933A1 A method of manufacturing a winding for the stator of a direct-current electrical machine
06/06/1990CN1042811A Closed channel axial vent for radially ventilated generator rotor
05/1990
05/30/1990EP0370166A1 Phase-displaced multiple polyphase dynamoelectric machine with wave windings
05/30/1990CN1042628A High-voltage insulating system for electric machines
05/23/1990EP0369571A1 Closed channel axial vent for radially ventilated generator rotor, and a generator rotor including same
05/23/1990EP0369435A2 Insulation for revolving-armature coil
05/22/1990US4926540 Process for producing an electric motor
05/16/1990EP0368556A2 Bolted spherical series/phase generator connections
05/16/1990EP0368038A1 High voltage insulation system for electric machines
05/15/1990US4926111 Electric component with inductive and capacitive properties
05/15/1990US4926079 Motor field winding with intermediate tap
05/15/1990US4926075 Electric motor brush assembly adaptable to different stators
05/08/1990US4924124 Electric motor
05/08/1990US4924031 Water-tight structure for multicore cable
05/08/1990US4922604 Method of fabricating an encapsulated motor
05/07/1990CA2002281A1 Bolted spherical series/phase generator connections
05/03/1990WO1990004876A1 Motor field winding with intermediate tap
05/03/1990WO1990004745A1 Heat generating motor and warm air and warm water generator using same
05/02/1990CN1007858B Sub-slot cover for dynamoelectric machine and structure combined with slot
05/01/1990US4922165 Core and slot liner
05/01/1990US4922147 Apparatus and method for thermal balancing of the rotor of a dynamo-electric machine
05/01/1990US4922145 Stepper motor
04/1990
04/25/1990EP0364510A1 Compact connections for interdispersed armature winding
04/24/1990US4918801 Insulation system method for multiturn coils of high voltage electrical rotating machines
04/18/1990CN1041491A Effect-increasing electric motor
04/17/1990US4918347 Coil winding construction for an electric motor
04/12/1990DE3901098C1 Multiphase bar winding for electrical machine - has special crossing rods to connect strands in upper and lower grooves
04/10/1990US4916345 Flat stator winding for alternator starter
04/10/1990CA1267690A1 Ironless brushless dc motor with wave winding