Electricity: motive power systems inventions 12/06

20060290302 - Sensorless control systems and methods for permanent magnet rotating machines: Systems and methods for controlling a rotating electromagnetic machine. The rotating machine, such as a permanent magnet motor or hybrid switched reluctance motor, includes a stator having a plurality of phase windings and a rotor that rotates relative to the stator. A drive is connected to the phase windings for... Agent: Harness, Dickey, & Pierce, P.l.c

20060290303 - Three phase bldc motor controller and control method thereof: A method of controlling a three-phase brushless direct current (BLDC) motor, including (a) arranging a rotor of the three-phase BLDC motor by making a current flow to two of the three phases; (b) rotating the rotor through a phase shift; (c) detecting a position detecting point of time where a... Agent: Staas & Halsey LLP

20060290304 - Control systems and methods for permanent magnet rotating machines: Systems and methods for controlling a rotating electromagnetic machine. The rotating machine, such as a permanent magnet motor or hybrid switched reluctance motor, includes a stator having a plurality of phase windings and a rotor that rotates relative to the stator. A drive is connected to the phase windings for... Agent: Harness, Dickey, & Pierce, P.l.c

20060290305 - Motor control apparatus: A motor control apparatus for controlling a motor with reduced noise and vibration includes a detecting means for detecting a rotational speed of the motor, a command signal processing means that generates a command signal for allowing the motor to rotate at a predetermined rotational speed, a drive means that... Agent: Posz Law Group, PLC

20060290306 - 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 reached, the means for monitoring the temperature reduces the power of the load using the power component by reducing the load current... Agent: Burr & Brown

20060290307 - 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 operating position and a locking position with the motor assembly blocking movement of the barrier. A bias assembly... Agent: Renner, Kenner, Greive, Bobak, Taylor & Weber

20060290308 - Switch assembly for driving load and load driving apparatus including the same: A switch assembly for driving a load, such as a vehicle seat, for a load driving apparatus comprises a pair of relay elements connected between an electric power supply end and a load driving motor that drives the load in a forward or reverse direction. The relay elements connect both... Agent: Barley Snyder, LLC

20060290309 - Control apparatus for closure device: A control apparatus for a closure device includes pinch detector for detecting a foreign body being pinched by an opening/closing member when the variation degree of a movement of the opening/closing member reaches a predetermined threshold value. When this control apparatus for a closure device determines that a vehicle is... Agent: Posz Law Group, PLC

20060290310 - Motor control apparatus: A motor control apparatus for controlling an operation of an electric motor has an operational temperature estimator and an operation controller. The operational temperature estimator estimates an estimated temperature of the electric motor. The operation controller disables to start the operation of the electric motor while the estimated temperature is... Agent: Posz Law Group, PLC

20060290311 - Method and system for synchronizing networked passive systems: A control system for output synchronization of a networked communication system comprises a plurality of agents governed by control affine passive dynamics, each of the plurality of agents being coupled to the networked communication system which facilitates data exchange between the plurality of agents with induced delays, and a plurality... Agent: Sonnenschein Nath & Rosenthal LLP

20060290312 - Motor control device: A motor control device for controlling a permanent magnet motor includes a current detector detecting current flowing through three-phase windings, an induced voltage computing unit obtaining voltage induced at each phase from the detected three-phase winding current based on a phase voltage equation, a position detector detecting a rotational position... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20060290313 - Control for servo motors: A drive arrangement for positioning a positioning element is disclosed that includes an electric servo motor for driving the positioning element, a potentiometer for presetting a setpoint, an actual value sensor disposed at the servo motor, and a motor driver with an integrated evaluation and control unit comparing the setpoint... Agent: Mcgrath, Geissler, Olds & Richardson, PLLC

20060290314 - Near time-optimal jerk trajectory for positioning a control object: Method and apparatus for control object manipulation from an initial position to a final position. A jerk control profile describes a near time-optimal jerk trajectory for the control object and includes a sequence of first, second and third sinusoidal pulses of respectively alternating polarity and common absolute magnitude. The area... Agent: David K. Lucente Seagate Technology LLC

20060290315 - Sewing machine: A feed dog drive motor and an X-direction motor are connected to common input/output ports of a CPU via first and second driver IC circuits, respectively. In response to a drive switching signal generated from the CPU, selected one of the first and second driver IC circuits is enabled, causing... Agent: Oliff & Berridge, PLC

20060290316 - Field-winding type of synchronous machine: A field-winding type of synchronous machine comprises a stator with an armature winding wound phase by phase, a rotor having a rotor core with a field winding wound, and a circuit enabling an armature current to pass the armature winding, the armature current corresponding to a synchronous current producing a... Agent: Nixon & Vanderhye, PC

20060290318 - Electric motor car control apparatus: An electric motor control apparatus including an inverter which drives a motor of an electric motor car, storage unit for storing energy for the motor, and a converter which is connected to the storage unit, the inverter comprising detection unit for detecting a power value of the motor, and transmission... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20060290317 - Maximum power point motor control: A method and apparatus are implemented in software to control motor speed as a function of available power in a DC source—inverter—AC motor system, i.e. to perform maximum power tracking of motor speed. An inverter or motor drive converts DC power from a DC source, such as a solar panel,... Agent: Worldwater & Power Corp.

20060284578 - Vibration device: A vibration device comprises a motor having a stator and a rotor each having one or more magnetic elements. A magnetic element on at least one of the rotor and the stator comprises an electromagnet which can be supplied with an electric current so as to interact with a magnetic... Agent: Katten Muchin Rosenman LLP

20060284579 - Power supply interrupting apparatus: This apparatus includes a one-push SW 30 for choosing an electric connection between a primary terminal 31 which is being fed and an output terminal 33 when an operating portion is operated and choosing an electric connection between a secondary terminal 32 and the output terminal 33 when the operation... Agent: Sughrue Mion, PLLC

20060284580 - Electric rotating machine: The electric rotating machine includes a rotor and an armature. The rotor consists of a cylindrical part having a field winding and a claw-pole shaped magnetic pole part. A magnetic short-circuit mechanism is disposed between the magnetic pole parts adjacent each other in circumferential direction of a rotor core so... Agent: Sughrue Mion, PLLC

20060284581 - Electrical machine and method of controlling the same: An electrical machine having a stator and a rotor. The stator includes a core and a plurality of windings disposed on the core in a multiple-phase arrangement. The rotor is disposed adjacent to the stator to interact with the stator. A method of operating the motor includes applying a pulsed... Agent: Michael Best & Friedrich, LLP

20060284583 - Error compensation for a wireless sensor using a rotating microstrip coupler to stimulate and interrogate a saw device: Many mechanical systems contain rotating parts used to transfer power from one part of the system to another. The system's efficiency and longevity can be increased by measuring the speed and loading of the rotating parts. Passive wireless sensors are ideal for instrumenting rotating parts because they require no connecting... Agent: Kris T. Fredrick Honeywell International Inc.

20060284582 - On-line minimum copper loss control of interior permanent-magnet synchronous machine for automotive applications: A system and method for controlling an IPM synchronous machine in a vehicle that calculates an operating trajectory of the machine on-line. The system defines three operating ranges of the machine based on voltage magnitude, where a first operating range is controlled by a current limit of the machine and... Agent: Cary W. Brooks General Motors Corporation

20060284584 - Drive device for window wipers with a parking position switch: The device comprises an output gearwheel (6), a gear cover (4) having a plastic sleeve open toward the output gearwheel (6) and a park position switch having first contacts mounted for rotation and second contacts fixed to the gear cover (4) and a driving means. The invention provides that the... Agent: Michael Best & Friedrich, LLP

20060284585 - Remote control operating system and support structure for a retractable covering for an architectural opening: An improved retractable covering for an architectural opening includes an improved mounting bracket, an improved limit stop to prevent over-retraction and over-extension of the retractable covering, an improved battery pack mounting bracket for attaching a power supply to a head rail of the retractable covering, an improved battery pack mounting... Agent: Dorsey & Whitney, LLP Intellectual Property Department

20060284586 - Combination instrument: Method and arrangement for providing a combination instrument (1) for a motor vehicle that includes a display (2) for giving messages to an operator, at least four separate switches (3) for receiving messages from an operator, a menu system (6) and a separate control output (8) for adjusting a seat... Agent: Novak Druce & Quigg, LLP

20060284587 - Vehicle control system: A vehicle control system is disclosed that includes a door opening detecting device for identifying a door of the vehicle to be opened. The vehicle control system also includes a position changing device for changing the position of at least one seat based upon the identification of the door to... Agent: Nixon & Vanderhye, PC

20060284588 - Automatic tuning method for the feedback control of a motion simulator, and related device: A tuning method for a motion simulator embarking a payload. the simulator includes a mechanical device, a mobile plate of which is capable of carrying a payload, and a control unit including a controller capable of position feedback controlling the plate. The method includes: an initial step for the synthesis... Agent: Young & Thompson

20060284589 - Stepper motor accelerating system and method: A stepper motor accelerating system is used for accelerating a stepper motor from a current rotational speed to a target rotational speed. The stepper motor accelerating system comprises a controller, a pulse generator, and a driver. The controller stores a safety acceleration curve. The safety acceleration curve is defined by... Agent: Berkeley Law & Technology Group

20060284590 - Actuator for operating a roller blind and method of operating such an actuator: The actuator (ACT) is intended to be linked to phase (AC-H) and neutral (AC-N) conductors. It comprises a motor (MOT) provided with windings (W1, W1), a capacitor (CM) disposed between two ends of the windings and the terminals of which form a first (P1) and a second (P2) phase terminal.... Agent: Frommer Lawrence & Haug

20060279238 - Device for feeding an actuating drive that can be driven wirelessly: An actuating drive (60), that can be fed by a battery (6), for an actuator (5) comprises a drive unit (61) for operating the actuator (5), and a control unit (62), capable of communicating with an external station (70) in a wireless fashion, for controlling the drive unit (61). The... Agent: Maginot, Moore & Beck

20060279240 - Actuating drive having an electric motor and a control device for controlling the speed of the electric motor: An actuating drive, which can be remotely controlled in a wireless fashion and is fed by a battery, for operating an actuator (5) between two final positions has a control device for controlling the speed of an electric motor (1). The actuating drive (60) has a changeover device (81) with... Agent: Maginot, Moore & Beck Chase Tower

20060279239 - Apparatus and method for controlling motor: An apparatus and method for controlling a motor are provided, in which a speed measuring unit measures the rotational speed of a motor at various positions during an experimental revolution of the motor; a speed change detecting unit detects changes in the rotational speed of the motor at the various... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20060279241 - Motor controller and motor controlling method: In a case where a motor cannot follow up a position designated by a position instruction in a velocity operation mode, when an operation is performed in a constant power operating region, or when a voltage is saturated, a limit is put on a position deviation in a motor control... Agent: Sughrue Mion, PLLC

20060279242 - Method for effecting the power-optimal control of bldc motors: A method for a power optimal control of a BLDC motor by continuously updated commutation points and circuit assembly for a power optimal control of a BLDC motor. The method includes measuring a time difference (ΔT) between two immediately subsequent zero crossings (TN1, TN2) of first and second motor phases,... Agent: Greenblum & Bernstein, P.L.C

20060279243 - Drive for automatic operating of a vehicle door: In order to make use of the advantages of an incrementally operating position measurement system of the vehicle door (1), in which, however, recalibration is necessary not only after the end positions of the vehicle door (1) are reached following a power cut, the invention proposes dividing the entire pivot... Agent: Osha Liang L.L.P.

20060279244 - Hall effect sensor temperature compensator: A system and method for compensating the output of an uncompensated Hall Effect sensor used to monitor an output shaft of an actuator. The actuator includes an output shaft, a magnet coupled to the output shaft, a motor for rotating the output shaft between a first position and a second... Agent: Macmillan, Sobanski & Todd, LLC

20060279246 - Robot controller: A robot controller having a function for controlling the motion of a robot, comprising a processor for controlling the robot and for processing the environmental condition data representing the environmental conditions for the robot, a memory accessible by the processor, a writing unit for executing a function of writing the... Agent: Drinker Biddle & Reath (dc)

20060279245 - Robot controller having portable operating part: A robot controller for avoiding an emergency stop of a robot due to shortage of the amount of charge of a secondary battery of a portable operating part during automatic operation of the robot. The robot controller includes a portable operating part having a secondary battery, a robot control part... Agent: Drinker Biddle & Reath (dc)

20060279247 - Method for operating a rotating electrical machine and apparatus for carrying out the method: A method is specified for operating a rotating electrical machine (1), which machine (1) has at least two sets of stator windings (A, B), in each case one associated converter unit (2) being provided for each set of stator windings (A, B) and each set of stator windings (A, B)... Agent: Buchanan, Ingersoll & Rooney PC

20060279248 - Sensorless field oriented controller for two-phase motor: A power converter circuit for providing maximum utilization of a DC bus voltage to a two-phase Permanent Magnet Synchronous Motor (PMSM) is disclosed. The circuit includes first, second, and third nodes, each node being the junction between series connected high and low side switches connected across a DC bus; a... Agent: Ostrolenk Faber Gerb & Soffen

20060279249 - Inverter operation with over-modulation: A variable frequency drive including a plurality of power cells that are configured as three phases of series-connected cells to deliver power to a load. The drive is operated to increase the output voltage of each power cell using overmodulation.... Agent: Pepper Hamilton LLP

20060273747 - Controlling for motor driving vehicle: A control device of a vehicle motor includes a temperature sensor that detects a temperature of each coil, each coil supplying an alternating current to a corresponding phase of the motor and a controller that controls a torque of the vehicle motor, detects a stalled state of a vehicle; detects... Agent: Oliff & Berridge, PLC

20060273748 - Electrical power converter and control method: An electrical power converter comprises a first direct current line connected to a first direct current source, a second direct current line connected to a second direct current source, an alternating current line connected to an alternating current motor, a controller, and a pulse generator. The controller determines a required... Agent: Shumaker & Sieffert, P. A.

20060273749 - System and method for automatically returning self-moving robot to charger: A system and method for automatically returning a self-moving robot to a charger is provided. The charger emits infrared light from an infrared module in response to a charging request signal received from the self-moving robot through a wireless transceiver, and outputs an infrared emission signal according to the infrared... Agent: Birch Stewart Kolasch & Birch

20060273750 - Alignment method: Embodiments of providing power to a motor are disclosed.... Agent: Hewlett Packard Company

20060273751 - Method and apparatus for quiet variable motor speed control: An apparatus for controlling the speed of an AC motor comprising a switch adapted to be coupled in parallel with power terminals for the AC motor; a capacitor coupled in series with the parallel combination of the switch and the motor; the capacitor adapted to provide an AC supply voltage... Agent: Ostrolenk Faber Gerb & Soffen

20060273752 - Starting device and starting method for a single-phase induction motor: A starting device and starting method for a single-phase induction motor, comprising: a stator (B) having a running coil (B1) and a starting coil (B2); a running switch (S1) and a starting switch (S2) which is conducted to an open condition upon completion of the motor start. The starting device... Agent: Darby & Darby P.C.

20060273753 - Methods and apparatus for optimal voltage and frequency control of thermally limited systems: Methods, apparatus, and articles of manufacture control a device or system that has an operational limit related to the rate or frequency of operation. The frequency of operation is controlled at a variable rate calculated to maximize the system or apparatus performance over a calculated period of time short enough... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20060273754 - Deadbeat control method and control unit for an asynchronous rotary electrical machine and a storage medium therefor: This deadbeat control method of controlling an asynchronous rotary electrical machine consists of: a) a step of establishing a set point current that is adapted to achieve at the end of the interval T both the mechanical force set point and a set point magnetic flux and is established on... Agent: Davidson, Davidson & Kappel, LLC

20060273755 - Method for estimating the rotor time constant of an induction machine: .... Agent: Buchanan, Ingersoll & Rooney PC