Patents for H02P 1 - Arrangements for starting electric motors or dynamo-electric converters (9,872) |
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07/24/2013 | CN203086387U Transmission positioning guiding device for lead screw |
07/24/2013 | CN203086386U Novel start control device for hydraulic oil pump of shielding machine |
07/24/2013 | CN103219943A High-frequency IGBT rotor frequency changer speed adjusting system |
07/24/2013 | CN103219928A Soft starter of direct-current motor and soft starting method thereof |
07/24/2013 | CN102377377B Motor driving circuit |
07/23/2013 | US8493018 Fast switching for power inverter |
07/23/2013 | US8493017 Electrical drive with switchable coil sections |
07/23/2013 | US8493015 Door drive |
07/23/2013 | US8493012 Protection relay, electrical switching apparatus, and system for determining and outputting fault current available at a load and incident energy or personal protective equipment level operatively associated therewith |
07/23/2013 | US8493011 Method for operating an electronically commutated electric motor and apparatus therefor |
07/23/2013 | US8493009 Surgical motor control device, surgical drive system and method for controlling a surgical drive unit |
07/17/2013 | CN203071853U Intelligent energy conservation control device for pumping unit dragging system of producing well |
07/17/2013 | CN203071852U Star triangle starting time delay setting system |
07/17/2013 | CN203071851U Starting cabinet for variable-frequency drive |
07/17/2013 | CN203071850U Monitoring type built-in bypass soft starter |
07/17/2013 | CN203071849U Soft starting current limiting compensation and harmonic filtering integration apparatus of high-voltage high-power motor |
07/17/2013 | CN203071848U Start control device of hydraulic oil pump of shield tunneling machine |
07/17/2013 | CN203071847U Soft starter automatic control device |
07/17/2013 | CN203071846U Explosion-proof type reversible soft starter provided with intelligent gating |
07/17/2013 | CN103208952A Zero-current reversing device for alternating current winding motor |
07/17/2013 | CN101821935B Igbt/fet-based energy savings device, system and method |
07/17/2013 | CN101257278B Automatic gear shifting system of paper chipper |
07/16/2013 | US8487582 Apparatus for transferring energy using onboard power electronics and method of manufacturing same |
07/16/2013 | US8487580 Blower motor for HVAC systems |
07/16/2013 | US8487574 Fan rotary speed controlling device |
07/16/2013 | US8487569 Control of an electric machine |
07/16/2013 | US8487558 Electric vehicle |
07/16/2013 | US8487557 Use of motor protection system to protect process operation |
07/11/2013 | DE102012100208A1 Electric motor for use in e.g. vehicle, has permanent magnets, and control device for controlling electromagnet field coils such that rotation of motor is caused magnetic attraction when coils are not supplied with current |
07/10/2013 | CN203057044U DC straight-through controller |
07/10/2013 | CN203057041U An explosion-isolating double-circuit soft starter equipped with intelligent gate control |
07/10/2013 | CN203057040U Discrete frequency-conversion soft starting device with no speed sensor |
07/10/2013 | CN203057039U Mining flame-proof and intrinsically safe type vacuum AC soft starter |
07/10/2013 | CN203057038U Coal mine air compressor flame-proof and intrinsically safe type electromagnetic starter |
07/10/2013 | CN203057037U Coal mine air compressor flame-proof and intrinsically safe type electromagnetic starter |
07/10/2013 | CN203057036U Fan motor driving device and fan |
07/10/2013 | CN103201942A Method for starting a single-phase induction motor |
07/10/2013 | CN103199769A Three-power vacuum electromagnetic starter used for coal mine fan |
07/10/2013 | CN103199768A Alternating current asynchronous motor stepped variable frequency starting method and controller |
07/10/2013 | CN103199767A Universal switch |
07/10/2013 | CN102035442B Transmission control apparatus and mechanically and electrically integrated type electronic control apparatus |
07/10/2013 | CN101404472B Low/medium voltage and high voltage motor soft starter composed by three-phase commutation bridge |
07/09/2013 | US8482243 High acceleration rotary actuator |
07/09/2013 | US8482236 Method and circuit for controlling motor speed |
07/09/2013 | US8482232 Motor drive circuit |
07/09/2013 | US8480318 Driving force transmitting device and camera platform device using the same |
07/04/2013 | WO2012037624A9 A start and control method for a single-phase induction motor, a start and control system for a single-phase induction motor and an electronic start and control device applied to a single-phase induction motor |
07/03/2013 | EP2611025A1 Engagement of a spinning AC induction motor |
07/03/2013 | EP2609322A1 Method and device for operating a starter of a vehicle |
07/03/2013 | CN203039628U Silicon controlled rectifier motor driving structure |
07/03/2013 | CN103187904A Explosion-proof type vacuum wind power locking magnetic starter used for mine |
07/03/2013 | CN103187903A Intelligent starting control device |
07/03/2013 | CN101663458B Method of controlling a motorized window curtain |
07/02/2013 | US8476858 Refrigerator and method for controlling same |
07/02/2013 | US8476849 Multisensory control of a patient-lifting-device |
07/02/2013 | US8475328 Micro-hybrid system for motor vehicle incorporating piloting strategies module |
06/27/2013 | WO2013094783A1 Lifting and lowering controller |
06/27/2013 | WO2013093343A2 Device for maintaining voltage during startup for a motor vehicle |
06/26/2013 | CN203027186U Three-phase motor integration controller |
06/26/2013 | CN203027172U Direct-current motor driving circuit |
06/26/2013 | CN203027171U Water resistance starting device of large-sized asynchronous winding motor |
06/26/2013 | CN203027170U Low voltage frequency converter with rotating speed tracing start function |
06/26/2013 | CN203027169U Dropping-compensation solid soft starting device for axial-flow compressor |
06/26/2013 | CN203027168U Overloaded equipment starting control system |
06/26/2013 | CN203027153U Universal smart power grid power electronic device |
06/26/2013 | CN203021825U Interconnected controlling device and clothes dryer using same |
06/26/2013 | CN203016855U Circuit for controlling lifting of closestool cover and closestool loop used for toilet |
06/25/2013 | US8471503 Vehicle door power assist |
06/20/2013 | WO2012136182A3 Method for controlling an electronically commutated electric motor |
06/20/2013 | DE102011088974A1 Verfahren zur Anlaufsteuerung einer elektrischen Unterdruckpumpe A method for controlling a starting electric vacuum pump |
06/19/2013 | EP2605397A2 Motor starter module |
06/19/2013 | CN203014722U Three-phase motor forward and backward rotation execution module |
06/19/2013 | CN203014721U Motor star-delta change-over starting contactor |
06/19/2013 | CN203014720U Start button with power supply box |
06/19/2013 | CN103166539A Electromagnetic voltage regulating soft starting device without harmonic |
06/19/2013 | CN103166538A Reversible magnetic starter of general power-driven multi-turn execution mechanism |
06/19/2013 | CN103166537A Soft starting circuit of three-phase asynchronous motor |
06/19/2013 | CN103166536A Direct current starter and hay mower |
06/19/2013 | CN103166535A Motor starter module |
06/19/2013 | CN102158150B Ultra-low power consumption motor starter |
06/19/2013 | CN102158143B Compact energy-saving starter of motor |
06/19/2013 | CN102158100B Triphase variable-frequency power supply with high power and operating method thereof |
06/18/2013 | US8466645 Motor control circuit |
06/18/2013 | US8466639 Motion control system self-calibrating |
06/18/2013 | US8466636 Excavator drive system with bi state motor transfer switches |
06/18/2013 | CA2684673C Method of controlling a motorized window treatment |
06/13/2013 | WO2013038094A3 Method for controlling a controlled switch operating the power supply of an electric motor |
06/13/2013 | WO2012107399A3 Motor starter circuit, particularly for compressors of refrigerators |
06/13/2013 | DE102012208946A1 Device for starting generator of power plant, has transformer that boosts output of starting converter, so that rated voltage of generator is adjusted |
06/12/2013 | EP2601739A2 Method and circuit arrangement for checking the rotor position of a synchronous machine |
06/12/2013 | EP2601411A2 Method for starting an electric motor in a hydraulically operated working machine |
06/12/2013 | CN202997984U Frequency changer KNKF energy-saving system of oil field pumping unit |
06/12/2013 | CN202997980U Asynchronous starting device |
06/12/2013 | CN202997979U Positive temperature coefficient thermistor starter |
06/12/2013 | CN202991427U Start control circuit of compressor |
06/12/2013 | CN103155403A Drive device for driving a component of a household appliance, household appliance and method for operating a household appliance |
06/12/2013 | CN103155398A Electric motor and motor control |
06/12/2013 | CN103155396A Controller |
06/12/2013 | CN103154513A Method for starting an electric motor in a hydraulically operated working machine |
06/12/2013 | CN103151970A Microcomputer intelligent motor starting box |