Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 501 - 550 out of 11,434

Document Document Title
WO/2007/098938A1
The invention relates to a drive unit for an adjusting device for an adjustable element of a vehicle, having an electric drive, and to an associated method. The invention also relates to an adjusting device for an adjustable element of a...  
WO2006131937B1
A low cost switching system for an electrical motor, which is speed sensitive, direction of rotation insensitive, load insensitive and voltage fluctuation insensitive. The switch contains a power supply, a control circuit, a zero cross d...  
WO/2007/089651A2
A process transmitter includes a manually operated power generator to provide electrical power to sense a process variable, produce an output based on the sensed process variable, and provide a display of the output.  
WO/2007/084140A1
A motor starting apparatus (10) includes a motor starting relay (112) to switch a motor starting capacitor (110) into a motor circuit across a run capacitor (111). The system control (116) includes an electronic voltage measurement circu...  
WO/2007/083447A1
An electric circular saw (A) having a soft start function with which the rotational speed of a motor (9) reaches a preset speed in a constant speed operation region after a predetermined soft start time after the start of the motor. Resp...  
WO/2007/081675A2
A control system for a vehicle includes a controller, an object sensor, and a motor. The motor receives power from a power source upon receiving a panel control signal. The motor moves a movable panel of the vehicle along a path between ...  
WO/2007/074092A2
By this invention, in a motor (1) comprising a control unit (3) and a thermic protector (4) which protects the motor (1) from high temperature and current values, by estimating the state of the thermic protector (4), the startup of the m...  
WO/2007/074081A1
The present invention relates to an electric motor (1) which can be operated at variable speeds. In the electric motor (1) of the present invention, the relays (5) are situated between the windings (4) in all the phases (7) except one ph...  
WO/2007/071520A1
The invention relates to a method and a device for controlling and/or regulating an electric motor. Such electric motors are used, for example, in motor vehicles, as pump motors. The electric motor is generally provided with electrical p...  
WO/2006/131937A3
A low cost switching system for an electrical motor, which is speed sensitive, direction of rotation insensitive, load insensitive and voltage fluctuation insensitive. The switch contains a power supply, a control circuit, a zero cross d...  
WO/2007/057045A1
When manufacturing a starting device (100) for a three-phase electric motor, especially a soft starter, arc quenching system (230) is at least partly removed from a commercially available contactor (200) that so becomes to a modified con...  
WO/2007/056725A2
Brushless repulsion motors are presented, in which rotor coils switching signal detectors are selectively located in spaced angular relationship on the rotor and signaling sources are distributed around all or most of the stator circumfe...  
WO/2006/106530A3
The present invention provides an S SRM (switched reluctance machine), which supports one or more phases and each phase comprises a stator, a rotor and coils. The stator is hollow, cylindrical and comprises stator poles extending inwards...  
WO/2007/047143A1
A system, method, and device for monitoring an AC induction motor are disclosed. The exemplary system provides the architecture of an intelligent motor controller. On one hand, the controller has self-commission and adaptive tuning capab...  
WO/2007/043750A1
The present invention relates to a compressor (5) and a refrigerator with the same, and more particularly, to a power saving type compressor which can prevent unnecessary consumption of a current for the compressor to have high energy ef...  
WO/2005/119899A3
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/2007/034689A1
There is provided an AC synchronous motor initial magnetic pole estimation device not using a magnetic pole detector including a thrust or torque pattern generation unit for generating a thrust or torque pattern, a magnetic position inst...  
WO/2006/130565A3
A single or multiphase alternating current electric motor or synchronous generator includes main windings and additional windings that perform de-saturation of the magnetic field of the main windings. Each additional winding is fed throu...  
WO/2006/015267A3
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...  
WO/2007/022414A1
A system for limiting AC inrush current to a power supply. The system comprises first, second, and third windings magnetically coupled to a core of a transformer of the power supply. The system also comprises a first low-voltage contacto...  
WO/2006/047553A3
A control system and method for controlling the speed of a PSC motor having an auxiliary winding configured to provide torque for initial motor startup and a run winding configured to provide continuous motor operation. The motor is coup...  
WO/2007/014725A1
The invention relates to a safety switching unit, with which a safety device, preferably an electric drive, can be controlled into a safe state. The safety switching unit (900) comprises a microprocessor or microcontroller (822) that, fo...  
WO/2007/012530A1
The invention relates to a control circuit for an arrangement having at least two DC motors (10, 12), which can be connected in parallel to a DC voltage system (16, 18), in particular a circuit for controlling at least two motors of a mo...  
WO/2006/065364A3
A fuel cell system that employs a super capacitor and battery electrically coupled in series with each other and in parallel with a fuel cell stack on a power bus line. As the voltage on the power bus line changes over the operating requ...  
WO2005034329A3
A synchronous machine control device for a polyphase synchronous machine (20) includes a phase detection sensor (32) and a control circuit (30, 130). The phase detection sensor (32) is set to 90° advanced. The control circuit (30, 130) ...  
WO/2006/131937A2
A low cost switching system for an electrical motor, which is speed sensitive, direction of rotation insensitive, load insensitive and voltage fluctuation insensitive. The switch contains a power supply, a control circuit, a zero cross d...  
WO2006020587A3
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/2006/130565A2
A single or multiphase alternating current electric motor or synchronous generator includes main windings and additional windings that perform de-saturation of the magnetic field of the main windings. Each additional winding is fed throu...  
WO/2006/125697A1
Disclosed is a method for controlling an electric motor (10) fed by a constant voltage supply system (14, 20), especially a method for controlling a fan motor which is fed by a motor vehicle power supply system using pulse width modulati...  
WO/2006/127468A2
A power supply system [Fig. IA, 10] is provided that includes a power supply and at least one energy storage capacitor bank. A voltage monitor [Fig. IA, 16] is coupled to the power supply [Fig. IA, 12] and the energy storage capacitor ba...  
WO2006086000A3
The radial/rotary propulsion system of the present invention features a flywheel (12) having concentric rings of permanent magnets (18, 20), attached to one or both sides or embedded into the flywheel (12). These permanent magnets intera...  
WO/2006/124160A2
A cryptographically secure, computer hardware-implemented binary finite-field polynomial modular reduction method estimates (32) and randomizes (36) a polynomial quotient q' (x) used for computation of a polynomial remainder. The randomi...  
WO/2006/119864A1
The invention relates to a method for using an electric machine as servomotor, particularly in actuating devices of an automatic gearbox oder an automated manual gearbox of a motor vehicle, wherein a set engine speed is determined based ...  
WO2006088967A9
A fan control system (100) and method that maintains the operating temperature of computer and electronic devices or components at about a predetermined control level to minimize power consumption and audible noise. The fan control syste...  
WO/2006/111252A1
The invention relates to a method for heat-treating metal work pieces, whereby a cooling gas flow is produced in a vacuum furnace by means of a fan, driven by a three-phase AC motor, in order to quench the work pieces. The aim of the inv...  
WO/2006/106530A2
The present invention provides an S SRM (switched reluctance machine), which supports one or more phases and each phase comprises a stator, a rotor and coils. The stator is hollow, cylindrical and comprises stator poles extending inwards...  
WO/2006/102981A1
The invention relates to a submersible motor for a submersible pump, which is embodied as a one-phase asynchronous motor, and a main winding (6), an auxiliary winding (8) in addition to a start device (10, 14, 16, 18, 20, 22) which is us...  
WO/2006/102162A1
A power closure system with anti-pinch having a closure, a motor operatively connected to the closures a sensor operatively producing signals indicative of motor speed, an anti-pinch activator coupled to the sensor and the motor, the ant...  
WO/2006/102609A2
In electric machine (100) Is disclosed In this patent application. The electric machine comprises a rotor portion (10) and a stator portion (60). The rotor portion comprises a plurality of magnets (37). The stator portion comprises a plu...  
WO2006028861A3
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/2006/098703A1
The invention relates to a circuit and a method for controlling a reluctance motor, powered from the public power transmission system (the power grid), and, in particular, it relates to a method of operation which allows the drive electr...  
WO2006028638A3
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...  
WO/2006/088969A2
A bi-directional sensing edge includes a mounting member for securing the sensing edge to a leading member of a gate. An elongate outer sheath has at least first and second portions each respectively corresponding to first and second sid...  
WO/2006/088967A1
A fan control system (100) and method that maintains the operating temperature of computer and electronic devices or components at about a predetermined control level to minimize power consumption and audible noise. The fan control syste...  
WO/2006/086000A2
The radial/rotary propulsion system of the present invention features a flywheel (12) having concentric rings of permanent magnets (18, 20), attached to one or both sides or embedded into the flywheel (12). These permanent magnets intera...  
WO/2006/082140A1
The invention relates to a communication-enabled motor starter (1), a method for transmitting data from and/or to such a motor starter (1), and the use of a device interface (3) for the wireless transmission of data in a communication-en...  
WO/2006/077006A1
The invention relates to a method for determining a synchronisation time point of alternating current plates on network alternating currents affected by harmonic waves. The synchronisation time point is determined by evaluating the flank...  
WO/2006/076833A1
A mutual inductance contactless starter for a single-phase AC motor is mainly applied to the starting of a compressor motor with starting capacitor, meanwhile it can also be applied to the starting of a normal single phase AC motor. It i...  
WO2006035194A3
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...  
WO2005016217A3
A method and apparatus for controlling a brushless DC (BLDC) motor over a wide range of angular speeds is presented. Analog magnetic sensors provide continuous signal measurements related to the rotor angular position at a sample rate in...  

Matches 501 - 550 out of 11,434