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Match Document Document Title
7626351 Motion controller and system identifying method  
A motion controller accurately identifies system constants, such as inertia, viscous friction coefficient, and constant disturbance, without requiring operation, even in cases where viscous...
7602132 Methods and system for motor drive information capture  
Methods and systems are provided for capturing and saving motor drive information in a non-volatile memory to facilitate troubleshooting and motor fault analysis. The motor drive includes a power...
7589490 Motor control system for the PWM control of an electric motor  
The subject of the present invention is a motor control system having a monitoring circuit for monitoring PWM control for a DC electric motor, the PWM control comprising a power end stage having at...
7557528 System, method, and computer software code for detection and interchangeability of a motor  
A method for autonomously identifying a type of motor based on a characteristic value of the motor, the method including measuring a characteristic value of a motor, comparing the measured...
7538453 Fan power supply system  
A fan power supply system having a pair of voltage supplies, one producing a higher voltage than the other. A switch selects one of the voltage supplies in response to a control signal. A DC/DC...
7489098 System for monitoring load and angle for mobile lift device  
A mobile lift device having a load moving device capable of engaging a load is provided. The mobile lift device includes one or more systems for stabilizing the mobile lift device during operation...
7468594 Protection device  
The present invention relates to a safety system for use in protection functions, which system prevents that an error in one control circuit do not result in a function failure by using supervising...
7449858 Variable-Structure diagnostics approach achieving optimized low-frequency data sampling for EMA motoring subsystem  
The present invention provides a diagnostics methodology and embedded electronic system that allows optimized low-frequency data sampling for EMA motoring subsystems in an operating vehicle. Each...
7449855 Window lifter, controlling device for a window lifter and method for the control of a window lifter  
The present invention relates to an electronic controlling device with a computer unit installed to control a regulating device especially a window lifter of a motor vehicle. The computer unit...
7397216 Circuit for monitoring harmonic distortion in the power supply of a synchronous electrical machine with permanent magnet excitation  
The present invention provides a circuit for monitoring harmonic distortion in the power supply of a synchronous electrical machine with permanent magnet excitation that comprises a rotor without a...
7372219 Belt driven centrifugal separator with multi-stage, belt deterioration alerting display  
In a centrifugal separator of the type in which driving power of a motor is transmitted to a rotor via a power transmission mechanism, such as a belt, a motor-rotation signal frequency fm and a...
7365449 Aircraft cabin equipped with means for controlling the power consumed by seat actuators  
An aircraft cabin including at least two seats, which seat each include at least two elements which can be moved relative to each other and at least one actuator for the relative displacement of...
7359783 Method of detecting obstructions caused by motor-driven power windows and similar devices using fuzzy logic algorithms  
The mobile element is a vehicle window pane, panel, movable seat or similar, conveniently guided, and driven by a DC electric motor with a permanent magnet, and the method comprises a step of...
7348746 Abnormality detection system of mobile robot  
In an abnormality detection system of a mobile robot, it is configured such that it is self-diagnosed whether the quantity of state is an abnormal value, or whether at least one of the internal...
7333400 Regulated low power control system for electrostatic actuators  
The invention concerns a control system for a servomechanism comprising a control member that can move between first and second positions defining a variable electric quantity respectively between...
7298282 Health monitoring method and system for a permanent magnet device  
A method and system for monitoring the performance of a permanent magnet device, such as a motor or generator, and providing early detection of motor performance deterioration. The back...
7291999 System and method for diagnosing a controller in a limited rotation motor system  
A method of analyzing a limited rotation motor system is disclosed. The method includes the step of providing a motor control frequency domain signal that is representative of a frequency domain...
7282883 Pivoting and barrier locking operator system  
A system for moving a barrier between limit positions, includes an operator motor assembly mounted proximate to the barrier, wherein at least a portion of the motor assembly is movable between an...
7279862 Fault handling of inverter driven PM motor drives  
An apparatus includes a multi-phase inverter, a fault detector to indicate a detection of a fault, a sensor to provide a speed signal indicative of whether a speed of a PM motor is greater than a...
7259534 Method for controlling spindle motor by time length for passing through defect  
A method of use a defect measure to control spindle motor is described. A system gets the defect situation from a CD by referring a maximum time of pass through the defect and a total time of pass...
7254514 Method and system for predicting remaining life for motors featuring on-line insulation condition monitor  
A method and a system for determining a remaining time before failure of a motor system are provided. The method and the system determine the remaining time before failure based on historical motor...
7253577 Independent safety processor for disabling the operation of high power devices  
A drive for delivering a high-power signal to a load includes a power circuit and a drive circuit. The power circuit is operable to provide a high power signal to the load in response to a control...
7245101 System and method for monitoring and control  
The invention provides for the monitoring and control of a system, such as a linear electro-mechanical transducer, e.g. a linear electric motor, particularly when driven in a reciprocating manner....
7183735 Drive unit for controlling drives in machine tools or production machines  
A drive unit for controlling drives of machine tools or production machines includes a signal electronics unit, a startup/diagnostic unit, and an interface between the signal electronics unit and...
7173390 Method of detecting a malfunction during a displacement of an element by means of a drive system, and device suitable for carrying out such a method  
A method and a device are provided for detecting the occurrence of a malfunction upon movement of an element by a driving system. While the element is being moved, a difference between a...
7155314 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7155313 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7155298 Device and method for generating and/or editing NC programs or NC tables  
In a device and a method for generating and/or editing NC programs, where in a programming mode, input fields for machining data and selection lists belonging to the input fields and including...
7154377 Movable barrier operator compressed information method and apparatus  
In a movable barrier operator, data that corresponds to force requirements to effect desired movement of a movable barrier is compressed and stored for later retrieval. Multiple compression schemes...
7151983 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146252 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20. The CPU 15 also deciphers whether or not an output value of...
7146251 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146250 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146249 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7142946 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7138774 Vehicle control unit and vehicle  
A control unit controls a vehicle having a body to allow its user to step on, a power generator arranged to generate power that drives the body, and a load sensor unit arranged to output a load...
7081729 Variable-structure diagnostics approach achieving optimized low-frequency data sampling for EMA motoring subsystem  
The present invention provides a diagnostics methodology and embedded electronic system that allows optimized low-frequency data sampling for EMA motoring subsystems in an operating vehicle. Each...
7046032 Electrical connection plug for remote monitoring of high voltage motors  
The present invention provides a motor signature measuring system comprising three current transformers which are placed around the power cables leading to the high voltage motor, an E-Plug module...
7034489 Positioning apparatus and controlling apparatus  
A rotational positioning apparatus that comprises an apparatus for moving a head or disk and that positions the head relative to the disk, with this rotational positioning apparatus capable of both...
6979972 Method and apparatus for detecting a stalled stepper motor  
A method for detecting a state of an electric motor includes: energizing the motor with electrical power such that an associated current applied to the electric motor rises over time toward a...
6977477 Systems, apparatus, and methods for motor control  
Systems and methods are provided through which the current to a spindle motor of the recording medium of a mass storage device is modulated to avoid anomalies in the operation of mass storage...
6967457 Monitoring device  
In order to produce a monitoring device for checking for a predefined position of a body or checking for the presence of a body, comprising a pivotal check element, a motor for driving the checking...
6967454 Monitoring apparatus and method for monitoring a pole circuit of an electrical power converter  
An apparatus monitors performance of a power inverter to detect malfunctions. A first signal indicates the direction that electric current exists between a first voltage bus and an output terminal...
6954049 Electric motor drive for a piece of furniture  
Electromotive furniture drive unit with one or more servomotors and having a manual control unit ( 1 ) equipped with switching elements ( 2, 3 ) and a signal processing device ( 14 ) for triggering...
6949904 Power actuated seat  
Embodiments of the present invention provide methods and apparatus for controlling seats and for monitoring behavior of power-actuated seats. Certain embodiments permit seat occupancy data, e.g.,...
6865446 Robot device and method of controlling robot device operation  
A robot apparatus is provided which includes body portions such as a head block ( 4 ), leg blocks ( 3 A to 3 D), an actuator ( 25 ) to actuate the body portions and a CPU ( 10 ) to supply a...
6862492 Numerically controlled apparatus  
By using a configuration comprising sampling means for sampling block end information about each system program, means for identifying a resumption block and a resumption position of each system...
6861814 Control parameter automatic adjustment apparatus  
A control parameter automatic adjustment apparatus acquires a movable range of a drive shaft of a drive system, and automatically generates a test movement program to automatically adjust a control...
6847914 Method for determining the rotational position of the drive shaft of a commutated DC motor  
A method for determining the position of a shaft of a commutated direct current (DC) motor based on the current ripples contained in an armature current signal includes digitally sampling the...
6845337 Method for correcting the determination of the rotating position of a drive shaft of a commutated direct current motor  
A method for determining the rotational position of a motor drive shaft includes counting detected ripples contained in a motor current signal as the shaft is driven. Whether a ripple expected to...
Matches 1 - 50 out of 359 1 2 3 4 5 6 7 8 >