Matches 1 - 37 out of 37


Match Document Document Title
US20110276230 Method for operating a power steering mechanism  
A method is disclosed for operating a power steering system in which a motor torque is computed by an electronic processor and established by suitable motor actuation, wherein a plausibility check...
US20090151801 METHOD, SYSTEM AND APPARATUS FOR AN EFFICIENT DESIGN AND OPERATION OF A PUMP MOTOR  
A method of operating a controller for a pool pump motor includes the steps of setting an operating mode for the pool pump motor, setting a torque value for the pool pump motor corresponding to...
US20080310967 INTELLIGENT AIR MOVING APPARATUS  
An intelligent air moving apparatus for cooling an electronics enclosure includes a motor for driving a fan at a variable rotational speed and a microcontroller for controlling the rotational...
US20090039811 Inhibitors of HSP90  
The invention relates to the use of 1H-indazol-6-ol compounds and salts thereof in the treatment of proliferative diseases and for the manufacture of pharmaceutical preparations for the treatment...
US20080131279 WIND ENERGY PLANT WITH A NACELLE  
A wind energy plant with a nacelle, the azimuth orientation of which is motor-driven adjustable via an adjustment device, the adjustment device having at least one asynchronous motor with gearbox...
US20080180049 Low noise and energy saving air vacuum cleaner  
A low noise and energy saving air vacuum cleaner by detecting the operation status of the cleaner to control the size of the electricity inputted to an air pump drive motor, or exercise the...
US20090167227 Method and control device for monitoring and limiting the torque in a drive train of a road motor vehicle  
A method for monitoring and limiting the output or the torque of a drive motor in a drive train of a road motor vehicle, including the steps of: determining a permissible maximum value of the...
US20130106338 APPARATUS AND METHOD OF DRIVING SWITCHED RELUCTANCE MOTOR  
Disclosed herein are an apparatus and a method of driving a switched reluctance motor. The apparatus includes: a power supply unit; N pairs of coils; N common switch devices each connected in...
US20080100241 CONTROL DEVICE FOR OPENING/CLOSING MEMBER  
A control device for an opening/closing member includes a movement instruction outputting unit that outputs a movement instruction of the opening/closing member according to an operation of an...
US20100114415 INDUSTRIAL TRUCK COMPRISING A SYSTEM FOR DETECTING SPINNING OR LOCKING OF THE DRIVE WHEEL  
An industrial fork lift truck comprising an electric motor (3), a motor controller (2) for controlling the electric motor (3) and a truck computer (1) for controlling the motor controller (2),...
US20090079375 MOTOR CONTROLLER AND ELECTRIC POWER STEERING APPARATUS  
A microcomputer 18 includes a current restriction value calculation section 31 and a current restriction section 32. The current restriction value calculation section 31 calculates a motor current...
US20080272725 Load Monitor  
A load monitor for monitoring the load of a motor comprises a Central Processing Unit (CPU) and a memory. During normal operation of the motor, the load monitor is arranged to repeatedly measure...
US20070024225 ELECTRONICALLY COMMUTATED MOTOR (ECM) AND METHOD OF CONTROLLING AN ECM  
An electronically commutated motor comprises a rotor (208); a stator (201) electromagnetically interacting with the rotor (208), which stator is formed with a stator winding (202, 204, 206); a...
US20150263651 MOVABLE BARRIER OPERATOR WITH BACKUP CONTROL MODULE  
The present invention is generally a movable barrier operator with a backup control module that enables a secondary means of delivering power and facilitating control for actuating the motor in...
US20130099709 Circuit Protection Method and Motor Control Circuit  
A circuit protection method for a motor control circuit includes determining whether the motor control circuit complies with an operating condition when the motor control circuit is in a start...
US20100141186 ELECTRIC TOOL AND DEVICE SWITCH FOR AN ELECTRIC TOOL  
The invention relates to a device switch for an electric tool, in particular a battery-operated electric tool. A power circuit for supplying power of a motor and an electronic circuit for...
US20070252548 Method of protecting power device of inverter during stall of motor  
A method of protecting a power device of an inverter from overheating when a motor stalls or is operated in a low-speed range, including detecting and then performing an operation on a maximum...
US20100066289 SYSTEM AND METHOD FOR CONTROLLING AN ELECTRIC MOTOR  
A method for controlling an electric motor includes receiving a first control command that is indicative of a desired motor control. A current operating condition for the motor is determined. It...
US20160329855 CONTROL OF A MOTOR IN AN ELECTRIC SUPERCHARGER  
A control system (1) for controlling a motor in an electric supercharger, the system (1) comprises a memory module comprising an input variable cap behaviour (7) (for example a full-load curve), a...
US20060290306 Electrical circuit arrangement for a power tool  
A circuit arrangement is provided, including at least one heat-generating power component and means for monitoring the temperature of the circuit arrangement. When a preset limiting temperature is...
US20090132116 DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK  
A drive system of an electrically driven dump truck that includes a prime mover, an electric generator, electric motors for traveling, each of which is driven by the electric power supplied from...
US20090051303 Method and apparatus for controlling movement of a device  
A method of controlling movement of a device includes the steps of actuating a motor to move the device; measuring the motor current; and controlling movement of the device in response to the...
US20120280643 METHOD AND DEVICE FOR OPERATING A POWER TOOL  
In a method for operating a power tool having an electric motor which is supplied with operating current and operating voltage during the operation, a root-mean-square value of the power output of...
US20080290828 SYSTEM AND METHOD FOR DETECTING A STALLED MOTOR  
A system for detecting when a motor is stalled. The system including a voltage driving circuit and a voltage sensing circuit. The voltage driving circuit providing a driving signal to the motor...
US20090064722 Laundry treatment machine and method of controlling motor of laundry treatment machine  
There are provided a laundry treatment machine and a method of controlling the motor of the laundry treatment machine. In the laundry treatment machine and the method of controlling the motor of...
US20090033265 Monitoring Unit for Monitoring the Load of an Electric Motor  
A monitoring unit is disclosed for monitoring the load of an electric motor. In at least one embodiment, the monitoring unit provides for the motor load to be monitored over the entire torque...
US20140225549 METHOD AND APPARATUS FOR LIMITING A POWER CONSUMPTION OF AN ELECTRIC MOTOR IN THE EVENT OF OVERLOAD IN A HANDHELD POWER TOOL  
A method for limiting a power consumption in the event of overload of an electrical drive, in particular an electric motor of a handheld power tool, by outputting power to the electrical drive and...
US20080030158 Centrifugal Fan  
In a centrifugal fan including an impeller, a motor for rotating the impeller and housing, the electric power is limited such that the power consumption of the centrifugal fan when it is employed...
US20080218921 Control Circuit with Reduced Load for a Bypass Switch  
The invention relates to a control circuit for controlling the power supplied from a power source to an electromotor, whereby the control circuit comprises a semiconductor switching element...
US20050035732 Brushless dc motor having a speed control circuit  
A brushless dc motor includes a fan motor drive circuit, an over-current-detecting/current-limiting circuit and a multi-functional speed control circuit. The fan motor drive circuit is connected...
US20050253545 Method of starting an electronically commutated motor  
An electronically commutated motor (ECM) often employs a Hall sensor for reliable operation. Even when a Hall sensor is omitted from a motor structure, one can assure reliable startup, in a...
US20070057645 Hyper-drive button for D.C. motor powered vehicle  
A controller coupled with a user interface together enable a user temporarily to elevate the power curve of motor operation in electric vehicles that utilize pulse width modulation controllers to...
US20130106337 APPARATUS OF DRIVING WHEELS FOR IN-WHEEL SYSTEM  
Disclosed herein are an apparatus and a method of driving a switched reluctance motor. The apparatus includes: a power supply unit; N pairs of coils; N pairs of upper switch devices each connected...
US20100039057 ANTI-PINCH METHOD AND DEVICE FOR CONTROLLING AN OPENABLE AND CLOSABLE BODY  
In an anti-pinch method and device for controlling an openable and closable body, a driving circuit operatively drives a motor with a driving current to move the body relative to a frame body...
US20060226799 Motor unit including a controller that protects a motor of the motor unit from burnout  
A motor unit includes a motor, a power source, and a motor control circuit. The power source supplies electric current to the motor. The motor control circuit is coupled to the motor and the power...
US20160190973 MOTOR DRIVE APPARATUS AND POWER STEERING APPARATUS  
A disclosed motor drive apparatus includes a boost converter circuit, a first switch provided between the midpoint of the first upper and lower arms and the power supply, a first connection line...
US20090160386 ELECTRIC DRIVE DEVICE CONTROL SYSTEM AND METHOD  
An electric drive device control system includes an electric drive device and an electric control unit. The electric control unit stores a control-side correction current for compensating for a...

Matches 1 - 37 out of 37