Patents for H02P 7 - Arrangements for regulating or controlling the speed or torque of electric dc-motors (10,217) |
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09/13/2006 | EP0990302B1 Electronically commutated motor |
09/13/2006 | EP0803145B1 Head rail-mounted mini-blind actuator for vertical blinds and pleated shades |
09/13/2006 | CN2815266Y Motordriving apparatus for tableware washer |
09/13/2006 | CN1830413A Control system of imbedded type intelligent wheel chair and its method |
09/12/2006 | US7106017 Motor control device |
09/12/2006 | US7106013 Motor drive apparatus driving 3-phase brushless motor without using hall sensor |
09/12/2006 | US7106012 Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit |
09/08/2006 | WO2006092219A1 Ventilation appliance |
09/08/2006 | WO2006069635A3 Sensorless measurement of positioning travel especially on an electromotively operated parking brake |
09/07/2006 | US20060197483 Power tool with remote stop |
09/07/2006 | US20060197480 Apparatus and method for driving the multiphase motor using the magnetic pole position detector |
09/07/2006 | US20060197479 Sensorless and brushless dc motor |
09/07/2006 | US20060197478 Method for starting single phase BLDCM having asymmetrical air gap |
09/07/2006 | US20060197396 Control of an electrical reluctance machine |
09/07/2006 | DE4303560B4 Verfahren und Vorrichtung zur Steuerung einer Verstelleinrichtung Method and apparatus for controlling an adjustment device |
09/07/2006 | DE19734928B4 Schaltungsanordnung zur Ansteuerung induktiver Lasten Circuit arrangement for driving inductive loads |
09/07/2006 | CA2538447A1 Low noise back emf sensing brushless dc motor |
09/06/2006 | EP1698040A1 Switched dc electrical machine |
09/06/2006 | EP1696818A1 Changing amplitude of movement by changing the drive frequency of a toothbrush brushhead |
09/06/2006 | EP1232573A4 Circuit and method for preventing erroneous opening and closing in an automatically/manually foldable portable radio phone |
09/06/2006 | CN2813941Y Small stove combustion-supporting fan |
09/06/2006 | CN1830134A Load driver capable of suppressing overcurrent |
09/06/2006 | CN1830091A H-bridge with single lead frame |
09/06/2006 | CN1829057A Current control apparatus for electric load |
09/05/2006 | US7102318 Servo motor with a built-in drive circuit |
09/05/2006 | US7100722 Wheel assembly including a DC motor mounted within the HUB and drive connected to the wheel |
08/31/2006 | WO2006091289A1 Sensorless control of two-phase brushless dc motor |
08/31/2006 | WO2006089548A1 Method for testing an electronic circuit for driving a dc-motor |
08/31/2006 | US20060192513 Motor controlling method and apparatus thereof |
08/31/2006 | US20060192512 Motor controlling method and apparatus thereof |
08/31/2006 | US20060192511 Brushless Motor |
08/31/2006 | US20060192507 Speed control for an electric linear actuator such as a trailer jack and the like |
08/30/2006 | EP1509994B1 Control system for a linear vibration motor |
08/29/2006 | US7097264 Printing apparatus and printing apparatus control method |
08/24/2006 | WO2006086980A1 A method for ensuring constant speed of a motor in an injection device |
08/24/2006 | US20060187567 Motor driver and magnetic disc apparatus |
08/24/2006 | US20060186847 Control arrangement for a control element for opening and closing a vehicle panel |
08/24/2006 | US20060186845 Servo controller |
08/24/2006 | US20060186844 Movable barrier operator |
08/24/2006 | US20060185968 Seat control system |
08/24/2006 | DE102005006503A1 Verfahren und Schaltungsanordnung zur Erfassung des Stromes eines durch Pulsweitenmodulation gesteuerten Elektromotors Method and circuit arrangement for measuring the current of a controlled by pulse width modulation electric motor |
08/23/2006 | EP1692757A1 Device for power adjustment by phase control and method for reduction of harmonic waves |
08/23/2006 | EP1692524A1 Method and array for determining the rotational speed of a direct current motor |
08/23/2006 | CN1270901C Recording device and control method thereof |
08/22/2006 | US7095952 Method for optimizing the efficiency of a motor operated under a load |
08/22/2006 | US7095235 Monitoring device, electrical machine tool, current supply device, and associated method of operation |
08/22/2006 | US7095208 Inverter controller for driving motor and air conditioner using inverter controller |
08/22/2006 | US7095197 Method and system for regulating instantaneous electromagnetic torque and storage medium for implementing the method |
08/22/2006 | US7095195 Motor and disk drive apparatus |
08/22/2006 | US7095194 Method for operating an electronically commutated (EC) motor |
08/22/2006 | US7095155 Motor and drive control system thereof |
08/17/2006 | WO2006084520A1 Method and circuit arrangement for recording a current of a pulse-width modulation-controlled electric motor |
08/17/2006 | US20060181233 Light-splitting device |
08/17/2006 | US20060181232 Advanced programmable closed loop fan control method |
08/17/2006 | US20060181231 Optimal fan presence detection |
08/17/2006 | DE102006001791A1 Series resistance for electric motor driven fan in motor vehicle ventilation heating and climate control has a resistive layer integrated into a wall or directly applied to it and running along the wall surface |
08/16/2006 | EP1691477A2 Drum type washing machine and method of detecting laundry weight thereof |
08/16/2006 | CN1270501C Automatic lid-folding cellular telephone with variable opening and closing speed |
08/15/2006 | US7092623 Method and apparatus to achieve accurate fan tachometer with programmable look-up table |
08/15/2006 | US7091689 Driving circuit for a two-phase DC brushless fan motor |
08/15/2006 | US7091686 Electric power steering apparatus |
08/15/2006 | US7091685 Overload protection for DC motors |
08/15/2006 | US7091684 Electric power steering apparatus |
08/15/2006 | US7091683 Method of monitoring and controlling the seating of screws to the optimum point of grip independent of screw size and material density |
08/15/2006 | US7091681 Drive circuit for brushless DC fan motor |
08/10/2006 | US20060177204 Method and circuit configuration for controlling a polyphase brushless electric motor |
08/10/2006 | US20060177203 Methods for controlling multiple actuators |
08/10/2006 | US20060175998 Vehicle speed dependent compensator for electric steering systems |
08/10/2006 | US20060175997 Device and method for controlling prime mover |
08/10/2006 | US20060175994 Controlling the release of a brush motor which has applied a load |
08/10/2006 | US20060175993 Alignment apparatus, exposure apparatus, and device manufacturing method |
08/09/2006 | EP1570566B1 Gas turbine engine starter generator with multiple windings on each exciter stator pole |
08/09/2006 | CN2805203Y Vortex permanent-magnetic field electric motor |
08/09/2006 | CN1815873A Digital adjustable double-ring motor controller for photoetching machine and digital adjusting method |
08/09/2006 | CN1269304C Pulse width modulation method for permanent magnet brushless DC motor |
08/09/2006 | CN1269303C Electric power generating system for a vehicle |
08/08/2006 | US7088077 Position-sensorless control of interior permanent magnet machines |
08/08/2006 | US7088067 Motor driving apparatus and motor driving method |
08/08/2006 | US7088066 Automatic output power limiting electrical device |
08/03/2006 | US20060170387 Method and control circuit for triggering an electric motor with the aid of a pulse width modulation signal |
08/03/2006 | US20060170383 Motor drive apparatus driving 3-phase brushless motor without using hall sensor |
08/03/2006 | DE19720602B4 Lenksteuersystem für ein Fahrzeug A steering control system for a vehicle |
08/03/2006 | DE10116469B4 Verfahren zum Aufziehen eines Kraftfahrzeugreifens auf eine Felge eines Scheibenrades A method for mounting a motor vehicle tire on a rim of a disc wheel |
08/02/2006 | EP1685645A1 Roll-up shutter movement control device |
08/02/2006 | CN2801297Y D.C. controller of indoor mini type music fountain |
08/02/2006 | CN1813397A Method and arrangement for control of direct current motor |
08/02/2006 | CN1812249A Semiconductor device control apparatus and method |
08/01/2006 | US7084594 Motor drive control apparatus and method having motor current limit function upon motor lock |
08/01/2006 | US7084593 Method and apparatus for thermal management of an electric power assist steering control system by compensating steering motor current |
08/01/2006 | US7084591 Electric drive control device, electric drive control method, and program of same |
08/01/2006 | US7084589 Vehicle and method for controlling power to wheels in a vehicle |
07/27/2006 | US20060165393 Power supply apparatus, motor drive control method using the same and motor vehicle having the same mounted thereon |
07/27/2006 | US20060165392 Semiconductor device control apparatus and method |
07/27/2006 | US20060163956 Starting device for single-phase induction motor |
07/27/2006 | DE102005057491A1 Vorrichtung und Verfahren zur Steuerung einer Halbleitervorrichtung Apparatus and method for controlling a semiconductor device |
07/26/2006 | EP1683263A2 Method for operating a synchronous machine |
07/26/2006 | EP1682298A1 Power tool and method for controlling a power tool |
07/26/2006 | CN1808884A Excitation circuit of controllable rectifying and pressure-regulating independently excited DC motor |
07/26/2006 | CN1808883A Excitation circuit of DC chopped-wave voltage-regulating independently excited DC motor |
07/26/2006 | CN1266824C Method for driving servo motor with built-in driving circuit |