| Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872) |
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| 09/17/2009 | US20090230914 Motor Start Circuit with Capacitive Discharge Protection |
| 09/17/2009 | US20090230765 System and method for delivering power to an electric motor of an automotive vehicle |
| 09/16/2009 | EP2101405A2 Controlling switching of thyristors to reduce power loss in variable speed motor |
| 09/16/2009 | CN201312278Y Middle and high voltage, high power motor soft starter |
| 09/16/2009 | CN101534081A Multifunctional semi-automatic star-delta starter |
| 09/16/2009 | CN101534080A Air gap adjustment method for synchronization of asynchronous motor |
| 09/16/2009 | CN101534079A Brushless excitation method and device for synchronization of wound rotor asynchronous motor |
| 09/16/2009 | CN101534078A Rotating excitation method and device for synchronization of large wound rotor asynchronous motor |
| 09/15/2009 | US7590470 Heating apparatus and method of detecting a short-cycling condition |
| 09/15/2009 | US7589484 Closed loop acceleration control for a data storage device motor |
| 09/15/2009 | US7589481 Control device integrated dynamo-electric machine |
| 09/10/2009 | US20090223726 Hybrid fuel cell vehicle with multi-power source and multi-drive system and method of controlling the same |
| 09/10/2009 | DE102008014267A1 Asynchronmaschine und Verfahren zum Starten einer Asynchronmaschine an einem Frequenzumformer Asynchronous machine and method for starting an asynchronous machine with a frequency converter |
| 09/09/2009 | EP2099122A2 Asynchronous engine and method for operating same on a frequency transformer |
| 09/09/2009 | EP2097971A1 Asynchronous motor control |
| 09/09/2009 | CN201307839Y Passive booster starter of single-phase motor |
| 09/09/2009 | CN201307838Y Electronic switch cabinet |
| 09/09/2009 | CN201307837Y Motor starter device with contactor function |
| 09/09/2009 | CN101527538A Water pump motor control device |
| 09/09/2009 | CN101527534A Asynchronous engine and method for operating same on a frequency transformer |
| 09/09/2009 | CN100539387C Drive circuit for a synchronous electric motor |
| 09/09/2009 | CN100539386C An induction motor control system |
| 09/08/2009 | US7586275 Wiper device control method, wiper device and motor with speed reduction mechanism |
| 09/03/2009 | WO2009021302A3 System and method for energizing an electric motor auxiliary winding and electric motor |
| 09/03/2009 | US20090218980 AC Motor Controller |
| 09/03/2009 | US20090218965 Electric Motor Control |
| 09/03/2009 | US20090218962 Connection of an electric motor to a supply network |
| 09/02/2009 | EP2096748A2 Connection of an electric motor to a supply network |
| 09/02/2009 | EP2095702A1 Control system for starting electrically powered implements and vehicle |
| 09/02/2009 | CN201303303Y Motor starting device of bridging type manual-automatic oil extractor |
| 09/02/2009 | CN201303302Y 节能电磁起动器 Energy saving electromagnetic starter |
| 09/02/2009 | CN101521444A Motor with high starting quality factor and starting method thereof |
| 09/02/2009 | CN101521358A Combined low-voltage switch cabinet and working method thereof |
| 09/02/2009 | CN100536290C Start of switching reluctance generator |
| 09/01/2009 | US7583038 Motor-driving circuit and recording apparatus including the same |
| 09/01/2009 | US7583037 Mobile storage unit with holding brake and single status line for load and drive detection |
| 08/27/2009 | WO2009021303A3 A method of actuating a single-phase motor, a system for actuating a single-phase motor and a single-phase motor |
| 08/26/2009 | CN201298819Y Single-camera circuit device |
| 08/26/2009 | CN201298818Y High pressure soft start 6KV interface board |
| 08/26/2009 | CN201298817Y High pressure soft start 10KV interface board |
| 08/26/2009 | CN201298816Y Motor starter |
| 08/26/2009 | CN201296821Y Roving machine with transducer |
| 08/26/2009 | CN101515775A Positive and negative rotation control circuit of submerged arc welding wire-feeding motor based on PWM technology and control method thereof |
| 08/26/2009 | CN100533944C Non-sensor type brushless DC electric machine initial driving method |
| 08/26/2009 | CN100533929C Reciprocating motor |
| 08/26/2009 | CN100533631C Centrifugal switch structure of single phase induction motor |
| 08/25/2009 | US7581123 Recording media drive provided with a connecting pin for supply of 3.3V |
| 08/25/2009 | US7579804 Method to measure the angular speed of an induction motor |
| 08/25/2009 | US7579801 HVAC system and method for over the road motor coaches |
| 08/25/2009 | US7579796 Controller for a multi-phase brushless DC motor |
| 08/20/2009 | WO2008046885A3 Control method and motorstarter device |
| 08/20/2009 | US20090206786 Method of controlling a reversible electric machine |
| 08/20/2009 | US20090206783 Soft start for electric motor of a power tool |
| 08/20/2009 | DE19622049B4 Startschaltung für einen bürstenlosen Gleichstrommotor, die beim Starten eine Felderregung während wechselnden Mehrphasenkommutierungszuständen unterdrückt Start circuit for a brushless DC motor, which suppresses field excitation during changing Mehrphasenkommutierungszuständen when starting |
| 08/19/2009 | CN201294475Y High-performance multifunctional solid-state soft starter |
| 08/19/2009 | CN201294474Y Energy-saving control system for motor soft startup |
| 08/19/2009 | CN201294473Y Soft actuating device of high-power high-voltage motor |
| 08/19/2009 | CN201294472Y Corotation and inversion circuit of DC motor implemented by controlling relay through PLC |
| 08/19/2009 | CN201294471Y Delay circuit for leather belt motor startup |
| 08/19/2009 | CN201294470Y Phase control intelligent electricity-saving controller for three-phase asynchronous motor |
| 08/19/2009 | CN201294369Y Protector for ignition and running of intelligent motor |
| 08/19/2009 | CN101512890A System and method for controlling DC motor |
| 08/19/2009 | CN101512889A Method for operating a motor system, and motor system |
| 08/19/2009 | CN101512887A Method and device for reducing the influence of a DC component in a load current of an asynchronous three-phase motor |
| 08/19/2009 | CN101510690A Nonpolarity active electrolytic capacitor |
| 08/18/2009 | US7576508 Gas turbine engine starter generator with AC generator and DC motor modes |
| 08/18/2009 | US7576500 Method and system for operating a motor to reduce noise in an electric vehicle |
| 08/12/2009 | EP2088669A2 Apparatus and method to operate machines at single phase alternating current or three phase alternating current for mortar processing |
| 08/12/2009 | EP2087582A1 Pulse-width-modulation driving of a manually operated electric machine tool |
| 08/12/2009 | CN201290087Y Standby soft starter device for motor |
| 08/12/2009 | CN201290086Y Dual-purpose and one-standby soft starter device for motor |
| 08/12/2009 | CN201290085Y High tension magnetic saturation type motor pressure regulating initiator |
| 08/12/2009 | CN201290084Y Soft actuating device of combined high-voltage motor |
| 08/12/2009 | CN201290083Y Improved soft starter device for motor |
| 08/12/2009 | CN101505133A Permanent magnet AC motor systems and control algorithm restart methods |
| 08/11/2009 | US7573226 Motor and motor drive system |
| 08/11/2009 | US7573220 Self calibrating fan |
| 08/11/2009 | US7573213 Motor driving method and device thereof |
| 08/06/2009 | WO2009096649A1 Motor, apparatus for controlling motor, and method for starting motor |
| 08/06/2009 | US20090198416 Materials handling vehicle having a control apparatus for determining an acceleration value |
| 08/06/2009 | US20090195198 Motor and method for starting the same |
| 08/05/2009 | CN201286077Y Liquid varistor type pressure reducing starter |
| 08/05/2009 | CN201286076Y Motor rotation compensation apparatus |
| 08/05/2009 | CN201286075Y Novel high voltage motor starting cabinet |
| 08/05/2009 | CN101501952A Overload prevention device for permanent magnet DC motors |
| 08/05/2009 | CN101499752A Interlock circuit |
| 08/05/2009 | CN101499751A Positive and reverse rotation control circuit |
| 08/05/2009 | CN101499750A Starting apparatus and method for DC brushless motor |
| 08/05/2009 | CN101499749A Slow starting control circuit for DC motor |
| 08/05/2009 | CN100525064C Digital intelligent controlling module for DC electric motor |
| 08/05/2009 | CN100525061C Motorized shade control system. |
| 08/04/2009 | US7570009 Fan system and its control device and control method |
| 08/04/2009 | US7570008 Power module, power converter, and electric machine system for mounting in vehicle |
| 08/04/2009 | US7570003 Automatic opening garbage can |
| 08/04/2009 | US7569999 Motor control device |
| 07/30/2009 | WO2009009232A3 System and method for determining stator winding resistance in an ac motor |
| 07/30/2009 | US20090189560 High torque gearless actuation at low speeds for swing gate, roll-up gate, slide gate, and vehicular barrier operators |
| 07/30/2009 | US20090189556 Motor drive device and semiconductor integrated circuit device |
| 07/29/2009 | EP2083513A1 Control method for three-phase motors |
| 07/29/2009 | CN201282439Y High voltage silicon controlled series parallel soft initiating device |