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