Patents
Patents for H02K 29 - Motors or generators having non-mechanical commutating devices, e.g. discharge tubes, semiconductor devices (10,091)
02/2009
02/25/2009CN201199666Y DC brushless hollow motor
02/25/2009CN201199665Y Intelligent full-automatic brushless DC motor
02/25/2009CN101373921A Generator-motor apparatus, drive system including generator-motor apparatus, and computer-readable recording medium
02/19/2009WO2009004199A3 Shaft supporting system for an electric motor, electric motor and assembly method
02/18/2009CN201197110Y Motor with rotor position transducer
02/18/2009CN201197109Y Permanent magnet AC servo unit
02/18/2009CN101371425A Square wave three-phase brushless permanent magnetic DC motor
02/18/2009CN101371419A Rotating machine
02/18/2009CN101369767A Underwater integrated electric motor thruster
02/18/2009CN100463352C Motor and drive control system thereof
02/17/2009CA2597804A1 Rotor of brushless direct-current motor
02/12/2009US20090039741 Electric motor
02/12/2009US20090039729 DC Brushless Motor for Electrical Power Steering and the Production Method Thereof
02/12/2009US20090039652 Electrical machine
02/11/2009EP1451467A4 Synchronous machine design and manufacturing
02/11/2009CN201194366Y Brushless DC motor for automobile
02/11/2009CN201194362Y Magnetic induction type electronic journey tubular motor
02/11/2009CN101364762A DC motor for electric automobile
02/11/2009CN101363444A Micro radiator fan device
02/10/2009US7489054 Planar direct drive unit comprising a position measuring system
02/05/2009WO2009015496A1 Electric motor with rotor position sensor arrangement
02/05/2009US20090033169 Magnetic structure and motor employing said magnetic structure, and driver comprising said motor
02/05/2009DE20321694U1 Elektrische Maschine Electric machine
02/04/2009CN101361251A Flat-type single phase brushless DC motor
02/04/2009CN101359864A 无刷电动机 Brushless motor
02/04/2009CN100459377C Brushless DC motor
01/2009
01/29/2009US20090026992 Printer and dc motor speed control device
01/29/2009DE102007034229A1 Electric motor for electric motor pump aggregate of motor vehicle anti-skid system, has stator and rotor, where stator has wound stator teeth and rotor has eccentric driven shaft
01/28/2009CN201188579Y Brushless motor for sewing machine
01/28/2009CN201188578Y Motor
01/28/2009CN101355286A Mixing excitation type permanent magnet switch magnetic linkage electric machine
01/28/2009CN101355285A Multilayer combined straight-line reluctance generator and electric generator using wave energy
01/28/2009CN101355284A Wave straightly-drive type straight-line magneto resistance power generation system
01/28/2009CN101355283A Permanent-magnet brushless DC motor
01/28/2009CN101353076A Small electric vehicle central driver
01/28/2009CN100456605C Motor driving device and apparatus including same device
01/28/2009CN100456601C Rotor for rotary electric machine
01/27/2009US7482724 Ipm electric rotating machine
01/21/2009EP2016667A1 Brushless electric motor
01/21/2009EP1714374A4 Electrical rotary machine and electromagnetic apparatus
01/21/2009CN201185382Y Permanent magnet DC brushless motor for changing rail of electrified railroad
01/21/2009CN101350549A Running apparatus for ceiling fan
01/21/2009CN101350548A Explosion-proof permanent-magnet brushless DC motor
01/21/2009CN100454729C Bidirectional hybrid excitation brushless electric machine
01/21/2009CN100454728C Motor
01/21/2009CN100454724C Electric rotating machine
01/21/2009CN100454721C Electric motor
01/21/2009CN100454716C Permanent magnetic rotating machine
01/15/2009WO2008116612A3 Fan motor
01/15/2009DE202008014658U1 Bürstenloser Gleichstrommotor Brushless DC Motor
01/14/2009CN201181871Y Stator wiring board of miniature DC motor
01/14/2009CN101345454A Rotor structure of brushless electric excitation generator and generator
01/14/2009CN101342862A Power rim system
01/08/2009WO2009004199A2 Shaft supporting system for an electric motor, electric motor and assembly method
01/08/2009WO2009003814A1 Control apparatus having a position sensor
01/08/2009US20090009118 Drive control circuit for electric motor
01/08/2009DE102007031301A1 Rotating magnetic fields detecting device for e.g. permanently excited direct current motor in motor vehicle, has magnetic field line area partially enclosed between north and south poles of sensor magnets, and sensor arranged in line area
01/07/2009EP1698044A4 Single winding back emf sensing brushless dc motor
01/07/2009CN201178367Y Permanent magnet brushless motor for electric automobile
01/07/2009CN201178363Y Permanent magnetic brushless DC differential motor with dual rotor construction for electric automobile
01/07/2009CN101340167A Power source of electric tool and electric tool adopting the power source
01/07/2009CN101340133A Asymmetric 6 phase permanent-magnet brushless DC motor
01/07/2009CN100449914C Method for making brushless DC velocity measuring dynamo
01/02/2009DE102008026756A1 Permanentmagnetmotoren mit verringerter Drehmomentrestwelligkeit und Verfahren zum Entwerfen derselben Permanent magnet motors with reduced torque ripple and method of designing the same
01/02/2009DE102007030508A1 Waschmaschinen-Direktantrieb Direct drive washing machines
01/02/2009DE102007029366A1 Elektrische Maschine mit vereinfachter Drehwinkelgeberausrichtung Electrical machine with simplified rotation angle encoder direction
12/2008
12/31/2008WO2009001546A1 Electric motor, and electric device having the motor
12/31/2008WO2009000828A1 Electric machine with simplified rotating angle sensor adjustment
12/31/2008WO2009000578A2 Synchronous motor having 12 stator teeth and 10 rotor poles
12/31/2008WO2009000162A1 A refrigerant compressor
12/31/2008EP1698040A4 Switched dc electrical machine
12/31/2008CN201174678Y Power source and movable electric tool adopting the power source
12/31/2008CN201174649Y Independent excitation 3 phase switch reluctant motor
12/31/2008CN201174648Y Novel permanent magnet type 3 phase switch reluctant motor
12/31/2008CN201172206Y Dual-purpose portable hand-held electric tool
12/31/2008CN100448142C Minitype electromotor with encoder
12/24/2008EP2006983A2 Magnet brushless generator and magnet brushless starter
12/24/2008EP2006982A2 Methods of making torque overlay actuators
12/24/2008EP2006980A2 Electric motor having a thin stator and vehicle comprising such a motor
12/24/2008DE112007000365T5 Steuerverfahren für einen bürstenlosen Motor und bürstenloser Motor A control method for a brushless motor and the brushless motor
12/24/2008CN101330243A Printed circuit board for a brushless motor and a brushless motor using the same
12/24/2008CN101330237A Brushless magnetic motor for motorcycle engine
12/24/2008CN101328906A Cooling fan
12/24/2008CN101328900A Ultra-thin household air conditioning apparatus
12/24/2008CN100446383C Motor structure
12/18/2008US20080309269 Microcontroller interface with hall element
12/17/2008EP2002531A1 Polyphase electric motor especially for driving pumps or ventilators
12/17/2008CN201167278Y Motor for driving an electronic bicycle and electric bicycle using the same
12/17/2008CN201167277Y Brushless DC motor capable of starting and stopping rapidly
12/17/2008CN201167276Y Galvanometer type mirror-vibrating motor
12/17/2008CN201167268Y Permanent-magnet DC motor
12/17/2008CN201165993Y Structure of miniature fan easy to start up
12/17/2008CN101325351A Coining motor
12/17/2008CN101323992A Spinning frame electric motor type spindle
12/17/2008CN100444503C Brushless motor using vernier structure
12/17/2008CN100444502C Full range distribution winding and doubly salient permanent magnet motor with auxiliary exciting winding
12/16/2008US7466092 Polyphase motor
12/16/2008US7466055 Permanent-magnet synchronous motor
12/11/2008WO2008148398A1 Valve-type electric machine
12/11/2008WO2008104156A3 Electronically commutated electric motor
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