| Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220) |
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| 05/05/1992 | US5111093 Engine starter with dust seal arrangement |
| 05/01/1992 | WO1992007728A1 Motor-wheel of a transport vehicle |
| 05/01/1992 | CA2072759A1 Motorized wheel for vehicle |
| 04/28/1992 | US5109172 Permanent magnet motor having diverting magnets |
| 04/22/1992 | EP0481774A2 Two ends bidirectional conduction non-closing armature windings for DC motor |
| 04/21/1992 | US5107155 Vibrator motor for wireless silent alerting device |
| 04/14/1992 | US5105113 Permanent-magnetic motor having anti-cogging structure |
| 04/14/1992 | US5105112 Blower for cooling internal combustion engine of power vehicle |
| 04/08/1992 | EP0479658A1 Speed commutating process for a constant flux multi-polar electric motor and motor ventilator set with this speed commutating process |
| 04/07/1992 | US5102306 AC/DC air pump |
| 04/07/1992 | CA1298604C Electric generator for inducing current in the field coil |
| 04/01/1992 | EP0463168A4 Motor-wheel for a vehicle |
| 03/26/1992 | DE4029883A1 Rotation direction locking system for battery operated tool - has rotation direction changeover switch and unit for locking changeover switch during operation of permanent excited DC motors |
| 03/25/1992 | EP0477051A1 Device for regulating the neutral line of an electric motor |
| 03/24/1992 | US5098206 Shaft bearing assembly for a miniature electric motor |
| 03/18/1992 | EP0475777A1 Rectifying motor lap-wound magnetic winding with adjustable commutating angle |
| 03/18/1992 | EP0474904A1 Gear drive assembly for a commutator motor, in particular window raising drive for an automotive vehicle, and method for its manufacture |
| 03/18/1992 | CN2099409U Neodymium-iron-boron miniature permanent magnet d.c. motor |
| 03/10/1992 | US5095239 Varistor in an electric motor |
| 03/04/1992 | EP0472746A1 Electric motor, especially humidity-proof closed commutator motor for the drive of an axiel flanged hydraulic pump |
| 03/04/1992 | CN2098120U Direct starting air compressor motor of diesel locomotive |
| 03/04/1992 | CN1059238A Starting and electricity generating dual purpose motor |
| 02/25/1992 | US5091667 D.c. machine of type having permanent magnets with auxiliary poles |
| 02/18/1992 | US5089737 Dc rotary electric machine of permanent magnet field type |
| 02/18/1992 | US5089729 Power tool with brush shifting and reversing switch assembly |
| 02/18/1992 | US5088900 Motor-operated pump having a projection for protecting a commutator |
| 02/12/1992 | EP0470852A2 An electric motor assembly |
| 02/11/1992 | US5087845 Series electric motor with permanent magnet brake |
| 02/11/1992 | US5087497 Electric circuit substrate |
| 02/06/1992 | WO1992002070A1 Electrical machine, in particular an electric motor |
| 02/04/1992 | US5086243 Rotation detector for a commutator motor excited by pole units |
| 01/30/1992 | DE4023623A1 Elektrische maschine, insbesondere elektrischer motor Electrical machine, in particular electric motor- |
| 01/28/1992 | US5083358 Method of preventing twisted-off bolt head while tightening a bolt |
| 01/21/1992 | US5083054 Permanent magnet field type dc machine |
| 01/16/1992 | DE4021891A1 Electric motor with sensor unit - determining position of rotor shaft and connected to electronic circuit controlling electric motor esp. for window raiser |
| 01/15/1992 | EP0466153A2 Miniature electric motor |
| 01/14/1992 | US5081386 Motor-operated pump of in-tank type |
| 01/07/1992 | US5079468 Miniature motor with revolution-detecting generator |
| 01/02/1992 | EP0463168A1 Motor-wheel for a vehicle |
| 01/02/1992 | EP0306486B1 Stator for an electrical machine |
| 01/01/1992 | CN2092163U Axial-flow dc motor using rare-earth permanent magnet |
| 12/27/1991 | EP0462340A1 Direct current motor |
| 12/27/1991 | EP0462169A1 An actuator device for an electric window winder. |
| 12/24/1991 | US5075814 External method and apparatus for magnetizing metal pieces in rotary electric apparatus to a permanent magnetization state |
| 12/11/1991 | CN1056964A Double-characteristic motor specified for electric vehicle |
| 12/11/1991 | CN1015080B Miniature motor |
| 12/10/1991 | US5072129 Armature coil arrangement for engine starter motor |
| 12/10/1991 | US5070750 Torque limiting apparatus |
| 12/10/1991 | CA1293016C Two-speed motor |
| 12/04/1991 | EP0459629A1 Coil winding armatures and arrangement of parallel coils |
| 12/03/1991 | US5070270 Brush device |
| 12/03/1991 | US5070269 Miniature motor having a frequency generator |
| 12/03/1991 | US5070267 Low-noise electric motor assembly for automotive blower |
| 11/27/1991 | CN1056607A Electric motor with armature of discontinuous sheets |
| 11/19/1991 | US5066878 Small-sized electric motor housing circuit breaker |
| 11/14/1991 | DE4014946A1 Miniature permanent magnetic field motor |
| 11/13/1991 | CN2088759U Squirrel-cage rotor d.c. motor |
| 11/13/1991 | CN1056194A Variable brush step speed regulation dc motor |
| 11/08/1991 | CA2026877A1 Double drive electrical motor |
| 11/06/1991 | EP0455283A1 Vehicle brake pressure modulator |
| 11/05/1991 | US5063319 Universal motor with secondary winding wound with the run field winding |
| 11/05/1991 | US5063317 Electric motor, especially an electric small-power motor for driving wiper systems of motor vehicles |
| 11/05/1991 | US5062312 Actuator |
| 10/29/1991 | CA1291517C Stator end member and assemblies therewith and methods of assembly |
| 10/09/1991 | EP0450851A1 Direct current motor assembly |
| 10/08/1991 | CA1290377C Direct-current machine with permanent-magnetic stator |
| 10/02/1991 | CN2086017U Permanent-magnet dc motor with shunt electromagnetic pole in centre |
| 10/01/1991 | WO1991015892A1 Method of making an electromagnetic transducer |
| 10/01/1991 | US5053657 Miniature motor |
| 09/24/1991 | CA1289609C Process and assembly for motor reducer |
| 09/10/1991 | CA1288796C Permanent magnet assembly and method of making same |
| 09/05/1991 | WO1991013487A1 Electric motor drive |
| 09/05/1991 | WO1991013486A1 Synchronous motor for use on a direct current network |
| 09/05/1991 | DE4005709A1 Electric commutator motor drive with electronic motor control - comprising e.g. Hall effect transducer mounted on assembly making contact with brush holder in installed position |
| 09/04/1991 | EP0445015A1 Speed commutation device for an electric motor |
| 09/04/1991 | CN2084250U 电动轮式旋转装置 Electric wheel rotating device |
| 09/03/1991 | US5045742 Electric motor with optimum core dimensions |
| 09/03/1991 | US5044065 Coil winding armatures with parallel coils |
| 08/29/1991 | DE4005773A1 Synchronmotor zum betreiben an einem gleichspannungsnetz Synchronous motor to operate at a DC network |
| 08/28/1991 | EP0443017A1 Electric motor, in particular small-size electric motor for driving windscreen wipers in motor vehicles. |
| 08/28/1991 | CN1054151A Disk permanent-magnet dc 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 |
| 08/13/1991 | WO1991012646A1 Lightweight high power electromotive device |
| 07/30/1991 | US5036239 Flat coreless vibrator motor |
| 07/23/1991 | US5034641 Rotary machines with permanent magnet |
| 07/17/1991 | EP0232402B1 D.c. electric motor |
| 07/15/1991 | CA2007767A1 Rotary machine |
| 07/11/1991 | WO1991010068A1 Burner for motor vehicle heater |
| 07/08/1991 | CA2007345A1 Miniature vehicle with magnetic enhancement of traction |
| 07/03/1991 | CN2080261U Special micro dc motor |
| 07/02/1991 | USRE33628 Electro-mechanical machine with pie-shaped coils on disc rotor |
| 06/27/1991 | WO1991009449A1 Slotless, brushless, large air-gap electric motor |
| 06/27/1991 | WO1991008919A1 Power unit for vehicles |
| 06/27/1991 | DE3942647A1 Brenner fuer eine kraftfahrzeug-standheizung Burner for a motor vehicle-condensation heating |
| 06/19/1991 | EP0432283A1 Feedthrough for electric cables |
| 06/19/1991 | CN2079382U Electric motor wire terminal adapter |
| 06/19/1991 | CN1052400A Magnetic energy developing machine |
| 06/12/1991 | EP0430976A1 Shaft bearing, in particular for a miniature electric motor. |
| 06/11/1991 | US5023532 Drive mechanism for windshield wiper systems on motor vehicles |