| 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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| 10/02/1991 | EP0448564A1 Commutator for electrical machines |
| 10/01/1991 | US5053665 Retaining structure of brush spring of electric motor |
| 09/17/1991 | US5049772 Reduced noise commutator |
| 09/03/1991 | US5044065 Coil winding armatures with parallel coils |
| 08/27/1991 | CA1288124C Brush-holder plate in particular for an electric motor |
| 08/22/1991 | WO1991006146A3 Improved motors and methods of making the same |
| 08/20/1991 | US5041751 Mounting section structure for mounting a circuit breaker in a brush holder stay |
| 08/20/1991 | US5041749 High speed, high power, single phase brushless DC motor |
| 08/08/1991 | WO1991011837A1 Commutator for an electric motor |
| 08/01/1991 | DE4002106A1 Kommutator fuer eine elektrische maschine Commutator for an electrical machine |
| 07/26/1991 | CA2034845A1 Carbon brush wear indicator |
| 06/26/1991 | CN2079825U Ventilating motor with compact structure for pipeline |
| 06/11/1991 | US5023532 Drive mechanism for windshield wiper systems on motor vehicles |
| 06/06/1991 | WO1991008601A1 Electrical commutator and method for making same |
| 06/05/1991 | EP0429766A2 Methods and apparatus for marking and identifying hooks of electric motors |
| 05/28/1991 | US5019741 Brush holder device for electric motor |
| 05/28/1991 | US5019740 Collector segment |
| 05/07/1991 | US5013952 Precision brush mounting assembly for small electric motor |
| 05/02/1991 | WO1991006146A2 Improved motors and methods of making the same |
| 04/30/1991 | US5012149 Assembled commutator for an electric motor |
| 04/16/1991 | US5008577 Assembled commutator with heat-resisting ring |
| 04/10/1991 | EP0420920A1 Carbon brush for collector. |
| 04/09/1991 | US5006765 DC motor with coreless coil installation |
| 04/02/1991 | US5004943 Brush holder device for an electric motor having a rotatable commutator |
| 03/26/1991 | US5003212 Molded commutator with a layer of insulation on the base |
| 03/26/1991 | US5003208 Miniature motor having positive-coefficient thermistor |
| 03/06/1991 | CN1049757A Rrtor with integral end commutator |
| 02/13/1991 | EP0412123A1 Collector shoe for collector and process for producing it. |
| 02/13/1991 | CN1049250A Carbon brush holder utilizing worn brush detector |
| 02/06/1991 | EP0411872A1 Improved carbon brush holder utilizing a worn brush detector |
| 02/05/1991 | US4990811 Brush holding structure for motor |
| 02/04/1991 | CA2022597A1 Carbon brush holder utilizing a worn brush detector |
| 01/15/1991 | US4985654 Brush device for a motor |
| 01/09/1991 | EP0398929A4 Radio frequency suppression for fuel pump |
| 01/08/1991 | US4983873 Electrical brush assembly |
| 01/08/1991 | US4983871 Armature |
| 01/08/1991 | US4983866 Encapsulated armature for electric motor |
| 01/02/1991 | EP0405811A1 Method and machine for finishing commutators |
| 01/02/1991 | EP0405173A2 Motor-operated pump of intank type |
| 12/11/1990 | US4977345 In a dynamo electric machine |
| 12/04/1990 | US4975612 Commutator with armature winding connections |
| 11/28/1990 | EP0398929A1 Radio frequency suppression for fuel pump. |
| 11/22/1990 | EP0398610A2 Brush holder for an electric motor |
| 11/22/1990 | EP0397973A2 Brush holding structure for motor |
| 11/15/1990 | CA2015139A1 Brush holder for an electric motor |
| 10/31/1990 | EP0395515A1 A brush arrangement for DC motor |
| 10/24/1990 | CN1010158B Ganged inside-out brushholder for dymanoelectric machine |
| 10/24/1990 | CN1010157B Brush device of dc electrical machine |
| 10/24/1990 | CN1010149B Commutator |
| 10/16/1990 | US4963779 Brush holder for an electric motor |
| 09/19/1990 | EP0387666A1 Armature of a rotary electric machine with a commutator, method of producing the same and a conductor for the armature coil |
| 09/11/1990 | US4956572 Commutator for an electric motor |
| 08/29/1990 | EP0384686A1 Small-sized electric motor |
| 08/21/1990 | US4950933 Carbon brush holder utilizing a worn brush detector |
| 08/01/1990 | EP0379664A1 Commutator for electric machines |
| 06/28/1990 | WO1990007210A1 Commutator for electrical machines |
| 06/21/1990 | DE3842564A1 Kommutator fuer elektrische maschinen Commutator for electrical machines |
| 06/20/1990 | EP0373902A2 Electrical brush assembly |
| 06/20/1990 | CN1008494B Shallow cup-shaped miniature motor |
| 06/12/1990 | US4933587 DC motor having improved contact between commutator and armature |
| 06/12/1990 | US4933582 Magnet-retaining structure for motor |
| 06/06/1990 | EP0371934A1 A method of manufacturing a rotor for an alternating-current electrical machine, particularly for an alternator for motor-vehicles |
| 06/05/1990 | US4930210 Method for assembling an electric motor armature |
| 05/31/1990 | DE3937574A1 Gegossener kommutator Molded commutator |
| 05/30/1990 | EP0370235A1 Method and device for connecting armature winding wires to hook collector segments |
| 05/23/1990 | EP0369746A2 Varistor in an electric motor |
| 05/17/1990 | WO1990005395A1 Slip ring arrangement |
| 05/17/1990 | DE3838436A1 Schleifringanordnung Slip ring assembly |
| 05/15/1990 | US4926078 Brush and terminal assembly for engine starter |
| 05/15/1990 | US4926076 Alternator with attached diode regulator housing |
| 05/03/1990 | WO1990004864A1 Process and device for connecting armature winding wires to the laminae of a hook collector |
| 05/03/1990 | DE3901905C1 Device on the commutator of an electrical machine |
| 04/26/1990 | DE3836317A1 Brush arrangement for an electric motor |
| 04/18/1990 | EP0364292A2 Assembled commutator |
| 04/10/1990 | US4916347 Brush-holder plate in particular for an electric motor |
| 04/04/1990 | EP0361860A2 Assembled commutator |
| 04/04/1990 | CN1007485B 小型电动机用的电压吸收器 Small motor voltage absorber |
| 03/27/1990 | US4912352 Armature of electric motor |
| 03/21/1990 | CN1040714A Miniature motor having positive-coefficient thermistor |
| 03/08/1990 | WO1990002063A1 Drive, in particular for windscreen wiper systems in motor vehicles |
| 03/07/1990 | EP0356791A1 Drive system, in particular for motor vehicle windscreen wiper installations |
| 03/07/1990 | CN1040291A Armature for electric motor |
| 02/28/1990 | CN2053816U Brushless nonwear collector |
| 02/27/1990 | US4904838 Electrode changers and methods of operation for electrical bonding apparatus |
| 02/27/1990 | US4904203 Device for connecting a wire to a motor terminal |
| 02/27/1990 | CA1266296A1 Current-collecting brush apparatus |
| 02/14/1990 | EP0354643A2 An armature drive shaft assembly |
| 02/14/1990 | EP0354642A2 An armature drive shaft assembly |
| 02/14/1990 | CN1039684A 电枢 Armature |
| 02/06/1990 | CA1265569A1 Electric machine with improved end coil connection |
| 01/10/1990 | EP0350193A2 An armature |
| 01/09/1990 | US4893043 Brush protection in an electric motor |
| 01/03/1990 | EP0349142A1 An armature |
| 01/02/1990 | US4890377 Method of making cummutators |
| 12/28/1989 | WO1989012561A1 Collector shoe for collector and process for producing it |
| 12/28/1989 | WO1989012559A1 Carbon brush for collector |
| 12/26/1989 | US4890026 Electric motor with commutator directly molded on motor shaft and method of construction |
| 12/19/1989 | US4888511 Motor |
| 12/13/1989 | CN2049431U Integral end face commutator rotor |
| 11/29/1989 | CN1037621A Commutator for electric motor |