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Matches 551 - 600 out of 11,415

Document Document Title
WO2006039626A3
A single controllable switch (509) drive system for regulating the speed of a two-phase switched reluctance machine (TPSRM) (700) rotor may include a speed control feedback loop (970) component that uses an established speed control sign...  
WO2005112247A3
A mechanism for a vehicle seat is includes a seat bottom supported by the vehicle and a seatback coupled to the seat bottom. The mechanism includes a first adjustment mechanism connected to the vehicle seat and operable between a locked ...  
WO/2006/044420A1
A system includes a motor (120) for producing motion when current is supplied to the motor (120) and a motor controller (145) coupled to the motor (120) for receiving a motor current signal indicative of the current supplied to the motor...  
WO/2006/039963A1
The inventive motor control is provided with an externally accessible interface and a control unit comprising means for producing control signals for power semi-conductors, wherein said control signals are transmitted to the control inpu...  
WO/2006/037412A1
Disclosed are a method and a device for switching a motor from a starting converter to a main converter in a textile machine comprising a multitude of operating points that are driven by an individual motor. The operating points are join...  
WO/2006/039626A2
A single controllable switch (509) drive system for regulating the speed of a two-phase switched reluctance machine (TPSRM) (700) rotor may include a speed control feedback loop (970) component that uses an established speed control sign...  
WO/2006/034977A1
So-called soft starters as specific antiductors are useful for starting and stopping motors, in particular, three-phase asynchronous motors. On start-up, the terminal voltage of the motor is reduced by phase control of the mains supply a...  
WO/2006/035194A2
A method of starting and apparatus for starting a multiphase electrical machine is disclosed. The aim is to reduce oscillatory pulsation in torque generated by the motor and inrush current that occurs shortly after start-up. The starting...  
WO/2006/029608A1
The invention relates to a method for detecting a drive belt malfunction in an asynchronous motor (1) which is operated by a frequency converter under standard parameters to drive a rotary heat exchanger. The parameters of the frequency ...  
WO/2006/027480A1
The invention relates to a control and power module (100) for a rotating electric machine (300) comprising a bridge of switches (3), a plurality of driver circuits (10, 20, 30) for driving said bridge of switches (3), a control circuit (...  
WO/2006/028861A2
A variable speed electric motor to drive a variable load over a substantially continuous range of speed. The motor has a plurality of winding combinations that may be switched into and out of the motor circuit. A torque controller select...  
WO/2006/028638A2
In one embodiment, a multi-engine locomotive includes at least one converter to convert mechanical energy outputted by the engines to Direct Current (DC) electrical energy, a traction motor, and a DC bus connected to the engines, convert...  
WO2005079446A3
A motor is disclosed that uses magnetic propulsion for generating movement along a travel path in which the motor controller is mounted onboard the thrust block, thereby reducing connections the need for a remote motor controller. The mo...  
WO/2006/020667A2
The present invention is directed to a power control architecture for a vehicle, particularly a locomotive, in which a number of energy sources (105, 111, 115) are connected to a common electrical bus (101, 102) and selectively provide e...  
WO/2006/020587A2
The present invention relates generally to regenerative braking methods for a hybrid vehicle such as a hybrid locomotive, which are compatible with optimum management of a large battery pack energy storage system. Four methods for recove...  
WO/2006/018700A1
The method for supplying a motor with direct current from a voltage source via two relays is characterized in that it comprises a first transitory stage wherein the two relays are in a rest position, wherein one of the relay coils is sup...  
WO/2006/015952A1
The invention relates to a method for operating a two-phase rotary current controller. In order to optimize the operation of a two-phase rotary current controller, magnitudes of a parameter that can be varied in both controllable phases ...  
WO/2006/015267A2
A hoist unit (100) is powered by a separate power unit (120). The hoist unit (100) includes: a motor (10), a mounting connector, a Sj)OOl (2), webbing (7), auto cut-off (110) and a first portion of a mating electrical connector (40). The...  
WO2005099076A3
The present invention relates to a method of controlling a power converter (20) of a synchronous machine system (10), the method comprising sampling phase-current values between the power converter (20) and the synchronous machine (30); ...  
WO/2006/003799A1
An inexpensive and small-sized starter generator for a vehicle capable of developing both the engine start function and the power generation function of an engine by increasing its maximum torque without increasing the number of turns of...  
WO/2006/001601A1
Disclosed is a starting circuit used for initially driving an electric motor by temporarily supplying power to a starting coil of the electric motor and constructed in the form of an integrated circuit such that it stably operates the el...  
WO/2005/119894A1
Certain exemplary embodiments can comprise a system comprising an electric drive system for a machine. The system can comprise a rectifier adapted to convert AC power from an alternator to DC power. The system can comprise an inverter ad...  
WO/2005/119899A2
The present invention relates to the use of lacritin, and fragments, derivatives, and homologs thereof, and nucleic acid sequences encoding that protein. The invention relates to the use of lacritin as a growth factor human corneal epith...  
WO/2005/118329A1
An energy management system (1000) for a mining machine comprises an alternator (1100). The alternator (1100) can be mechanically coupled to an internal combustion engine. Alternator (1000) can generate AC signals, thereby converting mec...  
WO/2005/119895A1
Certain exemplary embodiments can comprise a system comprising an electric drive system for a machine. The system can comprise a rectifier adapted to convert AC power from an alternator to DC power. The system can comprise an inverter ad...  
WO/2005/117247A1
The drive circuit (10) includes a processing and control circuit (14) comprising a protection circuit (16), designed to generate at its output a logical inhibiting signal (C) starting from every zero crossing of the motor supply voltage ...  
WO2005083879B1
A motor comprising a combination of a plurality of sets of coils and permanent magnets, wherein the sets of coils are supplied with exciting signals from a drive circuit so as to be excited to opposite poles alternately, the permanent ma...  
WO/2005/112522A2
Methods and apparatus are provided tor an amplifier for use with a nonlinear load In some embodiment, a method is provided for driving a flash lamp The method comprises providing an amplifier (40, 50, 60 70 in Fig. 2) having a resonant r...  
WO/2005/112248A1
A method and an apparatus for controlling ride through of an induction motor by detecting a power loss from a power supply connected to the induction motor, disconnecting the induction motor from the power supply, monitoring a line volta...  
WO/2005/112247A2
A mechanism for a vehicle seat is includes a seat bottom supported by the vehicle and a seatback coupled to the seat bottom. The mechanism includes a first adjustment mechanism connected to the vehicle seat and operable between a locked ...  
WO/2005/112229A1
A starting device of a single-phase induction motor, which can minimize a consumed power in a steady-state operation thereby to save the energy. When the start of the single-phase induction motor (100) is completed, a bimetal (94) is tur...  
WO/2005/101642A1
The invention relates to a motor control device, particularly a motor control device (1) comprising a plurality of power circuitry units (17) in a housing unit (2) of said motor control device (1), wherein at least one power circuitry un...  
WO/2005/099080A1
The aim of the invention is to provide an inexpensive electronic arc quenching system which reliably detects and processes a non-functional state of opening of the bypass contacts (1) of a circuit device for starting a motor for example ...  
WO/2005/099076A2
The present invention relates to a method of controlling a power converter (20) of a synchronous machine system (10), the method comprising sampling phase-current values between the power converter (20) and the synchronous machine (30); ...  
WO/2005/090216A1
An elevator controller having an ordinary structure where the generated power in regenerating operation is consumed by a resistor chopper (18) additionally comprises an electric double-layer capacitor (21) connected parallel to a DC capa...  
WO2004073140A8
An excitation circuit for a flux switching motor. The circuit includes a low-value film capacitor across the DC side of a bridge rectifier. A plurality electronic switches are arranged in an H-bridge configuration for switching current f...  
WO/2005/083879A1
A motor comprising a combination of a plurality of sets of coils and permanent magnets, wherein the sets of coils are supplied with exciting signals from a drive circuit so as to be excited to opposite poles alternately, the permanent ma...  
WO/2005/079446A2
A motor is disclosed that uses magnetic propulsion for generating movement along a travel path in which the motor controller is mounted onboard the thrust block, thereby reducing connections the need for a remote motor controller. The mo...  
WO2004025822A9
An electrical machine having stator (30) and rotor (31) is disclosed. The motor has field windings (F) and armature windings (A) energized by a suitable power electronic controller (401). A controller (400) sends signals to the power ele...  
WO/2005/078538A1
A barrier movement operator (10) including a sensing device (110) for generating motor signals representing an operational variable of the motor (106), a position sensor (128, 127) for detecting the rotation of motor (106), a controller ...  
WO/2005/076453A1
In an electronic system, motor braking is accomplished by applying direct current (DC) voltage, developed across a capacitive element during a run mode operation, across terminals of an alternating current (AC) or an induction motor. Whi...  
WO2005020423A3
A motor actuator (52) of a climate control system (37) includes an specialized electric motor (62) with a motor housing enclosing an encoder ring (104) on a motor shaft (77) having a plurality of opposite encoder-segment sets with encode...  
WO/2005/073996A1
A bimetal protector (115; 125) for an electric motor comprising a pair of fixed contacts (112), which is normally closed by a bimetal element (108), such as a bimetal disc or a pair of bimetal strips, optionally comprises a first heating...  
WO/2005/073995A1
A system (120) for preheating a bimetal protector (126) of a single phase motor (122) equipped with a first run capacitor (CR) and optionally a second run capacitor (CR-H). A first and optionally a second pair of normally closed fixed co...  
WO/2005/069474A1
An error in measuring phase currents of the system is detected by evaluating absolute values for specific operation times. The absolute values depend on the length of a rotating pointer which rotates at a frequency that is equal to a fre...  
WO/2005/067129A1
A system and method for actuating a moveable barrier operating system. A wireless time signal at a receiver. A time-of-day signal is supplied at the output of the receiver. The receiver is automatically reset using the wireless time sign...  
WO/2005/067130A1
The present invention relates to a fan driving circuit having a positive output-to-load characteristic, and more particularly, to a driving circuit exhibiting a positive output characteristic with respect to load in a fan. The fan drivin...  
WO/2005/062457A1
A three-wire reversing system for a permanent magnet, reversible, brush-type, direct current (DC) motor has a three-wire alternating current (AC) input voltage source which supplies electrical current to at least one capacitive element. ...  
WO/2005/062458A1
A variable frequency power system with a power source having a rotating output and a speed control to regulate rotational speed of the rotating output. A generator coupled to and driven by the rotating output of the power source, whereby...  
WO/2005/057773A1
A starting system for a single-phase induction motor, comprising: a stator having a running coil (11) and a starting coil (12); a power source (F) which supplies current to said running coil (11) and said starting coil (12); a running sw...  

Matches 551 - 600 out of 11,415