Patents
Patents for H02K 23 - Dc commutator motors or generators having mechanical commutator; Universal ac/dc commutator motors (6,220)
04/2008
04/24/2008US20080093949 Rotary electric machine and related commutator
04/24/2008US20080093947 Direct current motor
04/24/2008US20080093943 Method for the Production of a Rotor Winding for an Electric Machine, and Electric Machine Having a Corresponding Rotor Winding
04/23/2008CN201051703Y Current conversion DC electromotor
04/22/2008US7362063 Motor spindle control system and method
04/22/2008US7362031 Electric motor
04/22/2008US7362001 Generator-motor
04/16/2008EP1912317A1 Permanent-magnet motor with direct current and use of same
04/16/2008EP1912315A2 Motor for a power tool
04/16/2008EP1110678B1 Portable motor power device
04/16/2008CN201048339Y DC brushless electric motor for electric vehicle
04/16/2008CN201048338Y Series excited motor
04/16/2008CN101162857A Novel direct current driving turntable structure
04/10/2008DE4341354B4 Läufer für Kommutatormotoren kurzer axialer Baulänge Runner for Commutator short axial length
04/09/2008CN101159405A Permanent magnet motor
04/09/2008CN100380791C Motor
04/03/2008US20080079262 Engine starter-generator optimized for start function
04/03/2008DE102006040262B3 Electrical supply arrangement for rotor of e.g. slip ring motor, has current path with dominant Ohmic pre-resistor, whose resistance value is larger than transfer resistor of sliding contact units that are connected to current paths
04/03/2008CA2663646A1 Electronic machines with composite poles
04/02/2008CN201044408Y Curve outward type motor
04/02/2008CN201044397Y Power indirect effect type electrical energy generating device
04/02/2008CN101154868A Driving motor of electric vehicle
04/02/2008CN101154861A Three-stage rotor magnetic pole iron core excitation type DC motor
04/02/2008CN101154860A Three-stage rotor magnetic pole iron core dc motor
04/02/2008CN100379127C Motor
03/2008
03/27/2008DE102006043316A1 Gleichstrommotor mit Drehzahlstellung DC motor with speed control
03/26/2008EP1902510A1 Resistor component for an electric machine
03/26/2008CN201041976Y An electric car drive electromotor for easy disassembly
03/26/2008CN101151784A Electrical machine having symmetrical coil sections
03/20/2008WO2008031686A1 Dc motor with rotation speed regulation
03/20/2008US20080067984 Starter-generator operable with multiple variable frequencies and voltages
03/19/2008CN201038970Y Start magnetic motor
03/19/2008CN201038969Y Mutual-assistance DC motor generator unit
03/19/2008CN100376073C AC power supply permanent magnetic DC motor
03/18/2008US7345389 Motor, motor having encoder, and multi-direction input device
03/12/2008CN101141090A Electromagnetic field power machine
03/12/2008CN100374318C Electric power device for two-wheel vehicle
03/11/2008US7342372 Method for power control of an electric motor
03/06/2008WO2008025829A1 Current overload protection of a brush apparatus
03/06/2008US20080054752 Communicator Motor and Method of Manufacturing the Same
03/06/2008US20080054740 Apparatus for driving drum of washing machine
03/06/2008US20080054734 Armature of Rotary Electric Machine and Method for Producing Same
03/06/2008DE19851272B4 Elektromotor und Verfahren zu dessen Herstellung Electric motor and method for its production
03/05/2008EP1442510B1 Electric machine and manual machine tool comprising the same
03/05/2008CN201032702Y Novel DC motor
03/05/2008CN100373750C Fuel pump of compact structure for use in high torque
03/05/2008CN100373749C Bar type vibration motor
03/05/2008CN100373748C DC brushless motor with decelerator
02/2008
02/28/2008US20080048502 Current-Controlled Converter and Method for Controlling Said Converter
02/21/2008WO2006116553A3 Magnet retainer clip for permanent magnet electric motors
02/20/2008EP1890372A2 Motor Armature having Distributed Windings for Reducing Arcing
02/20/2008CN201025690Y DC electromotor with magnetic miss protection circuit
02/20/2008CN101127461A Mixed excitation dual protruding pole brushless DC generator
02/19/2008US7332843 Motor
02/14/2008WO2008017618A1 Electrical machine with single-tooth rotor winding
02/14/2008US20080039466 2-(3-Substituted-Aryl) Amino-4-Aryl-Thiazoles As Tyrosine Kinase Inhibitors
02/14/2008DE102006036835A1 Elektrische Maschine mit Einzelzahn-Läuferwicklung Electrical machine with single-tooth rotor winding
02/13/2008CN201022177Y DC electromotor
02/13/2008CN101123387A Brushless shift wheel hub motor for electric vehicle
02/13/2008CN100369357C Bypass mixed excitation electrical motor
02/12/2008US7330005 Motor driving circuit
02/06/2008EP1885042A2 Small-sized motor having ring-shaped field magnet
02/06/2008EP1057241B1 Drive device for an adjustable component of a vehicle
02/06/2008EP0993696B1 Drive, in particular for adjusting a vehicle sliding roof
02/06/2008CN101119046A Blower motor for vehicle air conditioning system
01/2008
01/31/2008US20080024028 Permanent magnet electric motor
01/31/2008US20080023677 Functionalized Electroactive Polymers
01/31/2008US20080022783 Electrical Machine and Method for Adjusting an Axial Spacing of the Electrical Machine
01/30/2008CN201015181Y Ultra-thin miniature motor
01/30/2008CN101114790A DC propulsion motor
01/30/2008CN101114781A Electric motor with reduction gear mechanism
01/30/2008CN100365921C Magnetic field controllable permanent magnetic disk type motor
01/29/2008US7323841 Method and apparatus for detecting multiple overcurrent thresholds using a single comparator device
01/29/2008US7323796 Motor-driven tool
01/24/2008US20080018184 Device For Accomodating Peripheral Driving Components
01/24/2008US20080016673 Motor armature having distributed windings for reducing arcing
01/24/2008DE102004024976B4 Startvorrichtung für Stromerzeuger als Einheit aus Verbrennungsmotor und Generator Starting device for power generators as a unit of engine and generator
01/23/2008CN201011710Y DC induction motor
01/23/2008CN201011709Y DC induction motor
01/16/2008CN201008124Y Brushless straight-through permanent-magnet DC electric machine
01/16/2008CN201008123Y Magnetic shoe protection structure for DC motor
01/16/2008CN101106314A Commutator motor
01/10/2008WO2008003598A1 Electric motor with speed setting
01/10/2008US20080007133 Electromagnetic device
01/10/2008DE102006030721A1 Elektromotor mit Drehzahlstellung Electric motor with speed control
01/09/2008CN201004594Y Electromotor for car chair overturn
01/09/2008CN201004593Y Hub electric vehicle electromotor with carbon brush
01/09/2008CN100361374C High-efficiency dc motor improved structure
01/03/2008US20080001493 Universal motor with a device for removing dust
01/03/2008US20080001492 Brush dc motors and ac commutator motor structures with concentrated windings
01/02/2008EP1872466A1 Method for determining the position of a rotor of an electric motor without sensors
01/01/2008US7315102 Axial gap motor
12/2007
12/27/2007WO2007044930A3 Control and protection methodologies for a motor control module
12/27/2007US20070296299 Electrical machine with improved windings
12/27/2007DE102006004608B4 Elektrische Maschine Electric machine
12/26/2007EP1869750A1 Rotating electric machine
12/26/2007CN200997556Y Special serial exciting motor for track traffic
12/26/2007CN200997555Y AC brushless generator
12/26/2007CN100358224C Commutator motor
12/26/2007CN100358223C Motor and electric brush unit
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