| Patents for H02K 17 - Asynchronous induction motors; Asynchronous induction generators (5,343) |
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| 06/23/1992 | US5124606 Dual rotor with continuous/positioning reverse controls |
| 06/17/1992 | EP0490034A1 Method and apparatus for producing a metal strip |
| 06/15/1992 | CA2055741A1 Continuous production of metal strip |
| 06/02/1992 | US5119071 Method and apparatus for controlling induction motor for compressor |
| 05/27/1992 | EP0487141A2 Blower unit for raising gas-flows |
| 05/27/1992 | CN2105797U Rotor moveable cage ac stepless speed adjusting asynchronous motor |
| 05/26/1992 | US5117138 Stator for an electric motor and motor equipped therewith |
| 05/20/1992 | CN2105135U High efficiency large power-factor 3-phase asynchronous motor |
| 05/20/1992 | CN1061309A Internal feedback scr cascade speed control system |
| 05/19/1992 | US5113824 Adjusting device |
| 05/13/1992 | EP0232428B1 Fluid stirrer |
| 05/06/1992 | EP0484313A2 Electromotor with a connector for connecting the wires of the stator windings |
| 05/06/1992 | EP0484077A1 Protector for compressor motor |
| 05/06/1992 | CN1060934A Ac stepless speed-regulating vibration motor |
| 05/05/1992 | CA1300213C Centrifugally actuated motor starting switch apparatus |
| 04/29/1992 | CN2103217U Wide velocity ration four-speed asynchronous motor |
| 04/22/1992 | CN2102582U Seamless high efficient motor |
| 04/15/1992 | CN2101963U High power factor asynchronous motor |
| 04/15/1992 | CN2101962U Closed asynchronous motor |
| 04/15/1992 | CN2101961U Triphase multilevel stepless speed change asynchronous motor |
| 04/15/1992 | CN1060372A Efficient energy-saving resonance-type ac motor |
| 04/08/1992 | CN2101340U Deep channel type squirrel-cage rotor bar-broken preventing structure |
| 04/07/1992 | US5103127 Torque converter mounted starter/generator for a motor vehicle |
| 04/01/1992 | CN2100709U Starter of brushless wound-rotor induction motor |
| 03/25/1992 | CN1059808A End structure of rotor winding of harmonic starting asynchronous motor |
| 03/17/1992 | US5097168 Electrical motor |
| 03/04/1992 | CN2098117U Infinitely variable speeds electric motor |
| 03/04/1992 | CN2098116U Compound rheostatic rotor voltage-regulating speed-regulating motor |
| 03/03/1992 | CA1296765C Electric motor apparatus having electronic control circuit |
| 02/26/1992 | CN2097469U High-efficiency three-phase multi-speed asynchronous motor |
| 02/26/1992 | CN1059053A Single-phase, polarity-reversing and adjustable speed motor |
| 02/19/1992 | CN2096840U Brushless transform speed regulating asynchronous motor |
| 02/19/1992 | CN2096839U Three-phase double-speed motor generator target nearing single-speed motor generator |
| 02/12/1992 | CN2096156U Ac induction composite rotor speed regulating motor |
| 02/12/1992 | CN2096155U Long squirrel super high revolution difference induction motor |
| 02/12/1992 | CN1058675A Pole-changing winding and method for electromagnetic bandwidth regulation and space-time tracking |
| 01/30/1992 | DE4023791A1 Double rotor electric motor with annular stator winding - induces co-operative currents in short-circuit windings of rigidly coupled internal and external rotors |
| 01/29/1992 | EP0468015A1 Constant voltage asynchronous generator with stator slot bridges. |
| 01/22/1992 | CN2094150U Inner cased stator of single-phase shaded-pole motor |
| 01/09/1992 | DE4019619A1 Asynchronous motor rotor slot count evaluation - using comparison of rotating field power and rotor power |
| 01/08/1992 | EP0464360A2 Connecting plug for duplex centrifugal pump |
| 01/07/1992 | US5079464 Multiply compartmented dynamoelectric machine |
| 01/02/1992 | DE4019112A1 Asynchronous electric motor rotor mfr. - using short-circuit rods fitting through rotor laminations packet coupled to short-circuit ring at each end |
| 01/01/1992 | CN1057554A Multiple-cage multipole three-phase a.c motor and its starting method |
| 01/01/1992 | CN1057553A Single-phase split-phase three-phase motor |
| 12/25/1991 | CN2091508U Wire wound three-phase two-speed asynchronous motor |
| 12/25/1991 | CN2091507U Non-conventional type slot single-phase asynchronous motor |
| 12/25/1991 | CN2091506U Inside series adjustable-speed alternating current asynchronous motor |
| 12/18/1991 | CN2091040U Three-phase asynchronous induction motor |
| 12/03/1991 | CA1292764C Variable speed controllable induction motor |
| 11/26/1991 | US5068560 Reduced current starting mechanism for three phase squirrel cage motors |
| 11/26/1991 | US5068559 Induction motor switchable between series delta and parallel wye |
| 11/20/1991 | CN2089218U Pole-changing motor by phase commutating of unsymmetry winding |
| 11/20/1991 | CN1056384A Pole-changing windings connected in 3y/3y mode for blower |
| 11/19/1991 | US5066134 Fluid agitator |
| 11/13/1991 | EP0456170A1 Electric motor |
| 11/13/1991 | EP0456169A1 Electric motor fed by frequency converter |
| 11/07/1991 | DE4014116A1 Asynchronous electrical machine - has rotor short-circuit ring enclosed on three sides by magnetically conductive ring to reduce switching-in currents |
| 10/08/1991 | US5055726 Plug-on protector for compressor motor |
| 10/03/1991 | WO1991015050A1 Short-circuiting and brush-raising device for asynchronous motors with a slip-ring rotor |
| 10/02/1991 | DE4010491A1 AC motor with compensation winding accommodated in stator winding - produces phase-shifted leading power or provided with separate compensation generator driven by motor shaft |
| 10/02/1991 | CN1055087A Laminal conductor type rotor for asynchronous motor |
| 10/01/1991 | US5053908 Psc motor start system |
| 10/01/1991 | US5053632 Electric braking and auxiliary engine mechanism for a motor vehicle |
| 09/25/1991 | CN1054861A Pole-variable windings for adjustable-speed motor |
| 09/24/1991 | US5051639 Y-delta conversion switches on dual stator induction motor |
| 09/18/1991 | EP0298958B1 Brushless electric motor |
| 09/11/1991 | EP0445367A1 Electrical motor assembly |
| 09/11/1991 | CN2084682U Electric cart with phase-lost, over-load protective feature |
| 08/28/1991 | CN2083805U 恒高功率因数三相异步电动机 Constant high power factor of three-phase asynchronous motor |
| 08/27/1991 | US5043612 Epoxy coated motor with shading band having tapered edges |
| 08/27/1991 | CA1288125C Rotating electric machine with external rotor |
| 08/21/1991 | CN1053974A Cage-type rotor and electric motor thereof |
| 08/10/1991 | WO1991012647A1 Constant voltage asynchronous generator with stator slot bridges |
| 08/10/1991 | CA2051626A1 Constant voltage asynchronous generator with stator slot bridges |
| 07/31/1991 | EP0438442A1 Squirrel-cage induction motor for frequency convertor operation. |
| 07/30/1991 | US5036237 Shaded pole motor |
| 07/24/1991 | EP0437617A1 Method of and device for controlling induction motor for compressor |
| 07/24/1991 | CN1013333B Speed regulator for cage phase-shift motor |
| 07/23/1991 | US5034644 Canned electric motor |
| 07/23/1991 | US5034643 Magnetic circuit for the stator of an electric motor and stator equipped therewith |
| 07/12/1991 | WO1991011052A1 Improved motor controller having a control loop for neutralizing rotor leakage and magnetizing reactances |
| 07/12/1991 | CA2073438A1 Motor controller having a control loop for neutralizing rotor leakage and magnetizing reactances |
| 07/09/1991 | CA1285980C Closed slot rotor construction |
| 07/03/1991 | EP0435313A1 Squirrel-cage rotor |
| 07/03/1991 | CN2080260U Double insulate small asynchronous motor |
| 07/02/1991 | US5029265 Motor controller having a control loop for neutralizing rotor leakage and magnetizing reactances |
| 07/02/1991 | US5028830 Rotor apparatus for axial field electromagnetic devices |
| 06/12/1991 | CN2078947U Annular end face motor |
| 06/12/1991 | CN1012870B Automatic switching three-power motor |
| 06/05/1991 | EP0430662A2 PSC motor start system |
| 06/05/1991 | EP0429729A1 Electric machines with ironcore disk armatures |
| 05/29/1991 | CN2078056U Stable asynchronous motor of ac single phase |
| 05/28/1991 | CA1284519C Air cooled electromechanical drive apparatus |
| 05/21/1991 | US5017818 Voltage change and motor rotation reversal device |
| 05/16/1991 | WO1991007004A1 Induction motor of the outer rotor-type |
| 05/15/1991 | CN2077170U High starting torque moment three-phase asynchdronous motor |
| 05/15/1991 | CN1051468A Meterial saving and high efficiency single phase asynchronous motor |
| 05/07/1991 | CA1283944C Continuous transformer and motor |
| 05/02/1991 | WO1991006147A1 Improvement to electric motor of the brushless direct current motor type |