Patents
Patents for H02K 17 - Asynchronous induction motors; Asynchronous induction generators (5,343)
06/2002
06/19/2002CN1354545A Prime phase wound-rotor asynchronous motor with detection winding and its cascade speed control method
06/13/2002WO2002047236A2 Constructive arrangement for the starting system of an electric motor
05/2002
05/21/2002US6393208 Compressor with integrated impeller and motor
05/15/2002CN1084954C Single-phase induction motor and rotor assembling apparatus
05/15/2002CN1084951C Method for mfg. squirrel-cage rotor
05/08/2002EP1203437A2 Superconducting electric motor
05/08/2002EP1153470A4 Brushless doubly-fed induction machines employing dual cage rotors
05/08/2002CN1084538C Rotor of induction motor
05/07/2002US6384507 Coreless AC induction motor
05/02/2002WO2002035689A1 High phase order motor with mesh connected windings
04/2002
04/30/2002US6380655 Variable-speed electromechanical energy converter
04/25/2002US20020047455 Induction motor/generator system
04/25/2002US20020047449 Rotary electric machine, linear motor and stator thereof
04/25/2002US20020047416 Electric motor assembly and a method of actuating an electric motor
04/24/2002EP1198875A1 Permanent magnet synchronous motor
04/24/2002CN2488222Y Vertical disk electric machine
04/23/2002US6375439 Hermetic refrigeration compressor with improved control and connection means
04/10/2002CN1082740C Connecting method for changxing single star-triangle into double star-triangle in ac motor winding
04/10/2002CN1082739C Induction motor and its rotor
04/03/2002EP1192702A1 Wind power plant and method for operating it
04/02/2002US6364619 Sealed compressor with temperature feedback to motor protector unit
03/2002
03/26/2002US6362552 Electric motor rotor
03/20/2002EP1188215A2 Construction and method in electric motor drive
03/20/2002CN2482764Y Long-term rotoplug torque type three-phase asynchronous motor
03/20/2002CN1081403C Low cost twin bobbin motors and methods for making same
03/19/2002US6359353 Submersible motor unit
03/13/2002CN2482200Y Box-in capacitor of three-phase asynchronous motor
03/12/2002US6355999 Twin-shaft concentric motor
03/07/2002DE10043329A1 Käfigläufer für einen asynchronen Induktionsmotor Squirrel cage for an asynchronous induction motor
03/06/2002CN2481048Y Inner feeding speed regulation motor for chopped wave control
03/06/2002CN2481044Y Three-phase ac motor winding
03/06/2002CN2481043Y Single/three phase universal generator set
03/06/2002CN2481041Y Outer rotor motor
02/2002
02/28/2002WO2002017461A2 Squirrel cage rotor for asynchronous motors
02/28/2002DE10141486A1 Arrangement for brushless asynchronous machine cascade with unlimited revolution rate and power range, has two asynchronous machines with mechanically and electrically connected rotors
02/26/2002US6351095 Polyphase induction electrical rotating machine
02/21/2002WO2002013652A1 Motorless compressor
02/21/2002DE10042024A1 Electrical machine e.g. asynchronous machine for motor vehicle, comprises slotted stator, slotted rotors and stator iron core with an essentially spiral-shaped coil
02/13/2002CN1335666A Noise-free tapped motor speed varying circuit
02/12/2002US6345433 Fabrication method for high speed induction motor rotor
01/2002
01/23/2002EP1174982A2 Stator for rotary electric machine or linear motor
01/17/2002US20020006025 Capacitor mounting
01/17/2002US20020005705 Phase shifting network
01/16/2002CN2472401Y Excited energy saving motor
01/09/2002CN2471013Y High start-torque single-phase capacity operation micro motor
01/03/2002WO2002001701A1 Electrical motor
01/02/2002EP1168572A2 Rotating electric machine with cooled hollow rotor bars
01/02/2002EP0786024B1 Pulsed voltage surge resistant magnet wire
12/2001
12/27/2001US20010054873 Electric motor control
12/26/2001CN2468216Y Small power single-phase asynchronous motor with electronic starter
12/26/2001CN1328213A Protector for closed compressor and closed compressor using the same
12/25/2001US6333578 Induction motor
12/18/2001US6331760 Capacitive induction motor and method
12/13/2001WO2001094783A1 Heat exchanging means for a pump motor using a bypass tube within a recirculating water system
12/13/2001WO2001047089A3 Electronically commutated electrical machine
12/13/2001US20010050025 Method and apparatus for ventilating electrical equipment on board a rail vehicle
12/12/2001CN1076136C Multifunctional single phase ac motor
12/12/2001CN1076135C Low cost multi-pole motor constructions and methods of manufacture
12/06/2001US20010048285 Protective device for a hermetically sealed type compressor and a hermetically sealed compressor using same
12/06/2001DE19953583C1 Rotary transformer inductive coupling for asynchronous electrical machine has stationary ferromagnetic primary and ferromagnetic secondary attached to rotor for transfer of slip load
12/05/2001EP0729663B1 Open stator axial flux electric motor
12/05/2001CN1325166A Sealed compressor with temp. feed-back provided to motor protector
11/2001
11/28/2001EP1158644A2 Electric motor and generator
11/28/2001EP1158641A2 Sealed compressor with temperature feedback to motor protector unit
11/22/2001US20010042983 Electric motor and generator
11/22/2001CA2348228A1 Apparatus and method for reducing motor electromagnetic losses
11/14/2001EP1153470A1 Brushless doubly-fed induction machines employing dual cage rotors
11/07/2001EP1151904A1 Device and method for ventilating of electrical equipment mounted in a railway vehicle
11/07/2001CN2458812Y Low-noise YJ series shaded pole motor
11/07/2001CN2458811Y High rotating difference external rotor asynchronous motor
11/07/2001CN1320994A Special three-phase square wave asynchronous motor with frequency-converting speed variation
11/01/2001WO2001037398A3 Drum motor
10/2001
10/31/2001CN1074197C Wire-wound variable-pole asynchronous motor with AC-DC converting output rotor
10/30/2001US6310418 Reduction of sparking in large rotating electrical machines
10/30/2001US6310417 Hybrid-secondary uncluttered induction machine
10/24/2001EP0720785B1 Electric motor
10/24/2001CN2456359Y Inductive power generator attached to power body
10/24/2001CN1073758C Concentricity control apapratus for noncoaxial incuction motor
10/18/2001WO2001078225A1 Single-phase motor particularly for submersed pumps
10/18/2001US20010030482 Clutchless motor drive system
10/18/2001CA2394081A1 Single-phase motor particularly for submersed pumps
10/17/2001CN1317862A Efficient axis-field motor
10/11/2001DE10110903A1 Electrical machine e.g. starter/generator unit for motor vehicle, has second stator located rigidly in housing that interacts with rotor by induction
10/10/2001CN2453609Y Short ring internal braking type ac single phase asynhcronous motor
10/09/2001US6300564 Mounting of capacitors in electrical control box
10/03/2001CN1315775A 异步感应电动机 Asynchronous induction motor
09/2001
09/27/2001WO2001020750A3 Superconducting electric motor
09/19/2001EP1134887A1 Frequency domain harmonic analysis methods and apparatus for electric machines
09/19/2001CN2449411Y Front inclined propeller and squirrel cage integrally casted casting-aluminium squirrel cage rotor for motor
09/12/2001EP1133045A1 Wound-rotor induction motor and energy conversion facility for variable speed electric machine
09/04/2001US6285104 Motor with reduced torque ripple
08/2001
08/30/2001WO2001028070A3 Electric motor comprising a rotor mounted on one side
08/30/2001US20010018027 Fan with improved electric motor and mounting
08/28/2001US6280124 Spindle with linear motor for axially moving a tool
08/21/2001US6278211 Brushless doubly-fed induction machines employing dual cage rotors
08/16/2001WO2001059916A1 Capacitor start single phase induction motor with partial winding starting
08/14/2001CA2109068C Process for operating permanently excited single-phase alternating current machines
08/08/2001CN2442440Y Multiple gear graded speed control motor
08/08/2001CN1307742A Rotors utilizing stepped skew
08/07/2001US6271639 Capacitor start single phase induction motor with partial winding starting
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