Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220) |
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12/07/1994 | CN1096141A Miniature motor |
11/30/1994 | EP0626748A1 Miniature D.C. motor provided with rotation detector |
11/29/1994 | US5369343 System and method for permanent magnet DC motor reversing |
11/23/1994 | CN2183634Y High-voltage direct-current permanent small and special electric machine |
11/22/1994 | US5367215 Magnetic pole stator DC motor assembly |
11/15/1994 | US5365136 Brush for an electric motor having low sensitivity to vibrations |
11/15/1994 | US5365134 DC magnetic motor assembly |
11/10/1994 | WO1994026017A1 Armature core disk package with equalizers |
11/10/1994 | DE4315404A1 Electric-motor drive for displacing equipment parts of a motor vehicle |
11/09/1994 | CN1094868A Series-wound motor, in particular a universal motor, having a braking device |
11/08/1994 | US5363005 Miniature motor |
10/25/1994 | US5358341 For an electric motor |
10/19/1994 | EP0620632A1 A PMDC electric motor with a magnet spacer |
10/19/1994 | EP0620363A1 Integration of combustor-turbine units and pressure processors by means of integral-gear |
10/18/1994 | US5357159 Preventing sliding surface of commutator from being abnormally worn by contact with brushes |
10/12/1994 | EP0619638A2 An electrical machine with a disk armature |
10/12/1994 | CN2179659Y Electric cycling motor |
10/05/1994 | EP0618663A1 Permanent magnet miniature motor, in particular closed-type motor |
10/05/1994 | EP0618659A1 D.C. motor and gearbox drive unit, in particular for a motor vehicle window raising actuator |
10/04/1994 | US5351439 Power window apparatus having improved safety device |
09/21/1994 | CN1092565A Motor with axle end cover formed closed circular magnetic circuit |
09/15/1994 | WO1994021027A1 Inverse speed motor, especially a universal motor, with a braking device |
09/14/1994 | EP0615331A1 A series electric motor particularly in the form of a universal motor with a braking device |
09/14/1994 | EP0506691B1 Burner for motor vehicle heater |
09/14/1994 | CN1092216A Multiple magnetic pole DC motors |
09/13/1994 | CA2118899A1 Integration of combustor-turbine units and integral-gear pressure processors |
09/07/1994 | CN1091864A Electromagnetically powered rotary engine apparatus and method |
09/06/1994 | US5345124 Connecting cover for electric fuel pump |
08/31/1994 | EP0613228A1 Motor close circular magnetization cycle formed by revolving shaft end casing |
08/25/1994 | DE4405515A1 System and method for reversing the polarity of permanent magnet DC motors |
08/23/1994 | US5341057 Vibrator motor for a wireless silent alerting device |
08/16/1994 | US5338995 Casing structure of a motor |
08/09/1994 | US5336956 Brushless dynamo machine with novel armature construction |
08/04/1994 | WO1994017301A2 Electric motor for ancilliaries in motor vehicles |
08/03/1994 | EP0608916A2 Universal electric motor |
08/03/1994 | EP0608424A1 Rotary electric machine |
07/28/1994 | DE4302143A1 Commutator motor for vehicle starter or for seat or window adjustment, clutch operation or braking |
07/21/1994 | WO1994016491A1 Multiple magnetic pole dc motors |
07/21/1994 | CA2151929A1 Multiple magnetic pole dc motors |
07/20/1994 | EP0607032A1 Miniature motor |
07/19/1994 | US5331257 Commutated electro-dynamic machine such as a d.c. motor, having an auto-synchronizing sensor, and a screen wiping apparatus employing such a motor |
07/12/1994 | US5328108 Method for winding coils on a Y-connection armature for miniature motors |
07/06/1994 | CN1089065A Miniature motor |
07/05/1994 | US5326235 Electric motor with attached pump |
06/22/1994 | EP0603083A1 Drive unit for a windscreen wiper of a vehicle |
06/22/1994 | EP0603000A1 Miniature motor |
06/21/1994 | US5323077 Electrical machine having a permanent-magnet-excited rotor |
06/15/1994 | EP0601228A1 Electric motor drive |
06/14/1994 | US5319844 Method of making an electromagnetic transducer |
06/09/1994 | WO1994013051A1 Brushless dynamoelectric machine with specialized armature construction |
06/08/1994 | EP0377584B1 Stator end member and method of asssemblying on stator |
06/07/1994 | US5319277 Electro-dynamic machine with an integral electrical service circuit |
06/01/1994 | EP0489077B1 Electric motor with watertight construction |
05/26/1994 | WO1994011941A1 An electrical motor |
05/26/1994 | WO1994011162A1 A power tool |
05/24/1994 | US5315194 Actuator device for an electric window winder |
05/24/1994 | US5315191 Miniature motor |
05/19/1994 | DE4238375A1 Adjusting drive with electric drive motor - has Hall sensor previously mounted in shell and mounted on control circuit board. |
05/17/1994 | CA2037645C Variable speed transmission system |
05/17/1994 | CA2011300C Direct current dynamoelectric machines utilizing high strength permanent magnets |
05/11/1994 | DE4336518A1 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 |
05/11/1994 | CN1086641A Small DC motor |
05/10/1994 | US5311615 Method of changing speeds in a multi-polar electric motor of the constant flux type, and a motorized fan unit with change of speed controlled by such a method |
05/10/1994 | US5311092 Lightweight high power electromagnetic transducer |
05/03/1994 | US5309053 Conductor embedded in an injection molded component for the cover of an electric motor |
04/28/1994 | DE4235649A1 DC electromotor with permanent magnet excitation - has transverse holder positioned between pole ring tube and bearing plate |
04/26/1994 | US5306997 Drive system for turbocharger with rotary electric machine |
04/26/1994 | US5306996 AC/DC stepped drive system |
04/21/1994 | DE4314471C1 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. |
04/19/1994 | US5304886 Printed circuit motor |
04/13/1994 | EP0401287B1 Power-operated device with a cooling facility |
04/07/1994 | DE4233156A1 Vehicle electric windows drive arrangement - has rotation detector and brush holders on common plate protruding through opening with axis at right-angles to rotor shaft. |
04/06/1994 | EP0368930B1 A motor or alternator |
04/06/1994 | CN2161016Y DC motor for railway switch |
04/05/1994 | US5299554 Burner for a motor vehicle heater |
03/30/1994 | EP0506805B1 Power unit for vehicles |
03/23/1994 | EP0588448A2 Electric motor |
03/22/1994 | US5296768 Revolutions per minute regulation device for a hand-held electric tool and method of its manufacture |
03/17/1994 | DE4227062C1 Sealing connecting plate for electric motor - has circular opening integrated between end flange of motor housing and end flange of attachment housing and connecting plate, for passage of motor shaft. |
03/15/1994 | US5294852 Thermally protected electric motor |
03/03/1994 | DE4229045A1 Commutator motor speed, direction and angle sensor for vehicle sliding roof or electric window - extends segment of commutator to L=shaped track which runs along circumference of commutator, and has sliding contact for sensing voltage of extended track |
03/02/1994 | EP0462169B1 An actuator device for an electric window winder |
03/02/1994 | EP0390927B1 Rotary machine |
03/01/1994 | US5291088 Electric motor with watertight construction |
03/01/1994 | US5290005 Supporting device for miniature motors |
02/16/1994 | CN2156614Y Permanent magnetic dc motor armature coil |
02/15/1994 | US5287032 Electric motor with tubular housing |
02/15/1994 | US5287028 Miniature motor |
02/09/1994 | EP0582416A1 Series wound electric motor with a rectified additional field excitation |
02/03/1994 | DE4225496A1 Electric drive unit esp. for window lifter in motor vehicle - incorporates intermediate panel affording range of positions for attachment of electronic unit housing with integral or separate plug |
02/01/1994 | US5283492 Multiple magnetic pole DC motors |
01/26/1994 | CN1081289A Miniature motor |
01/25/1994 | US5281880 Rotary machine |
01/25/1994 | US5281876 Miniature motor |
01/19/1994 | EP0430976B1 Shaft bearing, in particular for a miniature electric motor |
01/19/1994 | CN1081031A Miniature motor and method of making same |
01/18/1994 | US5280210 Universal electric motor with a switch ring mounted adjacent the brushes |
01/12/1994 | CN1023529C Rotor for miniature motor |
01/12/1994 | CN1023528C Miniature motor |
01/05/1994 | EP0577201A1 A control interface device for an electric motor and method of manufacturing the same |