Patents
Patents for H02K 13 - Structural associations of current collectors with motors or generators, e.g. brush mounting plates, connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation (4,847)
11/1989
11/28/1989US4883998 Brush gear for an electric motor
11/14/1989US4881000 Armature for an electric motor
10/1989
10/25/1989EP0338741A2 Commutator for an electric motor
10/24/1989US4876474 Commutator
10/18/1989CN1005514B Miniature motor
10/10/1989US4873464 Terminal in an electric motor
10/10/1989US4872255 Method of manufacturing commutators
10/04/1989CN1036107A 换向器 Commutator
10/03/1989US4872123 Commutation compensation device for a DC machine
10/03/1989US4871936 Commutator for a starter motor
09/1989
09/27/1989EP0334662A2 Magnet-retaining structure for an electric motor
09/27/1989CN1035920A Assembled commutator for electric motor
09/26/1989US4870309 Wiring device in direct current machine
09/26/1989US4870308 Flexible conductor and dynamoelectric machine incorporating the same
09/26/1989CA1260521A1 Magnetic field compensated liquid metal current collector for acyclic generator
09/19/1989US4868442 Disk commutator starter with one-piece cup-shaped case
09/19/1989US4868433 Small sized electric motor
09/12/1989US4866322 Electrical machine, especially electric motor
08/1989
08/22/1989US4859893 Commutator with resiliently clamped resistor ring
08/15/1989US4857790 Winding patterns for armatures
08/09/1989CN1004985B Small-size motor
08/08/1989US4855632 Assembled commutators
08/08/1989US4855631 Brush holding device
07/1989
07/27/1989WO1989006875A1 Radio frequency suppression for fuel pump
07/26/1989EP0325367A2 Assembled commutator for an electric motor
07/26/1989EP0325353A2 A commutator
07/25/1989US4851728 Commutator for an electric machine
07/20/1989DE3800608A1 Unipolar machine
07/05/1989CN2040678U Armature for electric motor
07/04/1989US4845393 Radio frequency suppression for fuel pump
06/1989
06/29/1989DE3741678A1 Device for transmitting excitation current
06/27/1989US4843272 Miniature motor having resilient brush arms
06/07/1989CN2039080U Adjustment of motor brush pressure
06/06/1989US4837473 Commutator
05/1989
05/30/1989US4835430 Commutator connection in an electric motor
05/30/1989US4833769 Method of manufacturing armature of electric rotary machine
05/23/1989US4833357 Rotor for miniature motors
04/1989
04/26/1989CN2036719U Swimming-brush type torque motor
04/19/1989CN2036330U Electric motor commutator
04/19/1989CN1032472A Brush device of d.c. electrical machine
04/11/1989US4820948 Electric motor
04/04/1989US4818910 Commutator motor with an insulating cover for the rotor shaft
03/1989
03/28/1989US4816712 Thrust compensation for flat-commutator starter
03/07/1989CA1250884A1 Connection of tapered armature conductor to tapered commutator slot
02/1989
02/22/1989EP0303731A1 Commutator for an electrical machine
02/01/1989CN1030853A Method of connecting armature winding to commutator segment
02/01/1989CN1030852A Armature
01/1989
01/25/1989EP0300063A1 An alternative current generator with a voltage regulator unit for use in vehicles
01/25/1989CN1030673A Stainless steel collector ring
01/03/1989CA1248164A1 Brush bearing sub-assembly for electric motor
12/1988
12/27/1988US4794285 Vehicle AC generator with voltage regulator
12/20/1988US4792714 Commutator with non-uniform bars and equally spaced hooks
12/14/1988CN87104012A Commutation programme for improving d.c. motor
12/13/1988US4791331 Brush assembly for electric commutator motors
12/08/1988DE3813999A1 Kollektormaschine Collector machine
12/06/1988CA1246131A1 Alternating current generator rotor
11/1988
11/30/1988CN88204123U Arrangement for connecting conductors to motor terminals
11/29/1988US4788497 Apparatus for measuring motor rotation position and speed
11/23/1988EP0292366A1 Brush holder plate, particularly for an electric engine
10/1988
10/27/1988DE3808658A1 Commutator and method for its production
10/19/1988EP0287263A2 A device for connecting a wire to a motor terminal
10/05/1988CN87105182A Armature for electric motor
09/1988
09/29/1988DE3808464A1 Kommutatorvorrichtung Commutator device
09/28/1988EP0284373A2 Terminal in an electric motor
09/21/1988EP0282671A1 A method of connecting an armature winding to a commutator segment
09/21/1988EP0282670A1 An armature for an electric motor
09/14/1988CN88101109A Rotor for miniature motors
09/07/1988WO1988006815A1 Brush device
09/06/1988US4769627 Armature coil commutator connector
09/06/1988US4769566 Shallow cup-shaped miniature motor
09/06/1988CA1241683A1 Sub-assembly for electric motor including reversing switch
08/1988
08/31/1988EP0280386A1 Commutator connection in an electric motor
08/25/1988WO1988006356A1 Dc motor and manufacturing method therefor
08/24/1988EP0279427A2 Commutation compensation device for a dc machine
08/23/1988US4766282 Fusing apparatus and method with electrode changing
08/23/1988CA1240829A1 Method for manufacturing a commutator
08/16/1988US4764700 Armature including integral cooling means
08/09/1988US4763036 Commutator for a d. c. motor
08/02/1988US4761594 Device for detecting the condition of carbon brushes
07/1988
07/26/1988US4760301 Commutator usable for an electric motor
07/19/1988US4758757 Vibration-damping device for miniature motor brushgear
07/19/1988US4757602 Method for installing a collector ring assembly
07/19/1988US4757601 Connection of tapered armature conductor to tapered commutator slot
07/05/1988CA1238934A1 Sub-assembly for electric motor with stator terminal connection means
06/1988
06/28/1988US4754184 Brush assembly for a dynamoelectric machine
06/22/1988CN87105183A Commutator
06/16/1988WO1988004490A1 Armature of an electric motor
06/15/1988EP0271175A1 A commutator
06/07/1988US4749899 Miniature rotary machinery with brushgear
05/1988
05/31/1988US4748434 Tap or current collector for potentiometers, displacement pick-ups, etc.
05/31/1988US4748363 Current-collecting brush apparatus
05/24/1988USRE32674 Multiple windings electrical machines
05/11/1988CN87213181U Small-sized brushless generator
05/11/1988CN86102548A Disk type end face reverserfor electric motor and its processing technology
03/1988
03/29/1988US4734607 Miniature motor with spark quenching connection between commutator and brushes
03/23/1988EP0260570A1 Process of manufacturing a commutator motor with an insulating covering of the rotor shaft
03/16/1988EP0260040A1 Suppression in electric motors
03/10/1988WO1988001801A1 Electric machine, in particular electric motor
03/09/1988CN87106158A Suppression in electric motors
03/02/1988EP0257407A1 Electric machine, in particular electric motor
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