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WO/2008/028996 |
The object of the invention is a cooling arrangement for an electrical machine in which a main magnetic field affects the stator and the rotor. In the arrangement, an auxiliary rotor (16, 16') is fitted onto the same shaft (8) with the r...
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WO/2008/030379 |
A system of providing energy includes a transmitter for sending wirelessly a first type of energy and at least a second type of energy different from the first type of energy. The system includes a receiver for receiving wirelessly the f...
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WO/2008/029711 |
An output voltage of a solar battery (10) is boosted to a DC voltage of a target level by a boost chopper (13) and the boosted voltage is converted to an AC voltage by an inverter (20). The MPPT control is executed to change the output v...
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WO/2008/029839 |
The invention provides a method for filling a polymer actuator with an electrolytic solution by which a polymer actuator can be easily filled with an electrolytic solution containing a nonionic compound liquid under ordinary temperature ...
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WO/2008/029564 |
A power system (1) comprises power storage devices (6-1, 6-2), converters (8-1, 8-2), and a converter ECU (2) for controlling the converters (8-1, 8-2). During the temperature increase control of the power storage devices (6-1, 6-2), the...
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WO/2008/028563 |
A dimmer circuit (14) which produces little reaction on the power supply system for power regulation of an electrical load (5), in particular of a lamp, having a rectifier (2) which can be connected to a power supply system, having a hal...
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WO/2008/029638 |
An inexpensive motor controller having high cooling performance obtained by using an extrusion heat sink (1) and reducing the number of components and the assembling man-hours. In the motor controller comprising the extrusion heat sink (...
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WO/2008/028436 |
Device for damping regulation for mechanical torsional oscillations of an electrical alternating current generator (2) for a three-phase power supply system (4) to which a controllable converter (5) of an HVDC installation is connected, ...
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WO/2008/029044 |
The subject of the invention is a rotary electrical machine intended to be mounted on a motor vehicle and comprising: a casing (2) provided with an opening (3), a rotary shaft (4) having a rear portion (5) extending through the opening (...
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WO/2008/028431 |
The invention relates to a protective circuit (1) for protection of an appliance, in particular of an electric motor, against thermal overloading, comprising a first and a second terminal (2, 3) for connecting a temperature detection ele...
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WO/2008/028435 |
In order to provide a power semiconductor module (2) for power distribution and transmission, having a power semiconductor circuit (18) which is connected via connecting lines (19, 20) to an energy store (11), which limits the current am...
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WO/2008/030123 |
This invention relates to a weather-proofing flashing device such as flashings used in exterior building elements that penetrate from outside to inside. In particular, a flashing configured to cover a meter box of a building, and charact...
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WO/2008/028794 |
Converter and method for controlling a converter with power semiconductor switches, having a filter (1) which is connected to the power semiconductor switches and having a drive circuit (4) which is connected to the power semiconductor s...
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WO/2008/029655 |
In order to improve stability of a discharge lamp during a light-adjusted ON period even if the light output is lowered, a DC superposition circuit (1) superposes DC voltage on AC voltage applied to a fluorescent lamp (FL). A light adjus...
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WO/2008/028798 |
In order to enable in a motor system (1), in which a soft start of the motor (2) has been implemented, the operation of the motor (2), wherein the power consumption is reduced, it is proposed to operate the driver circuit (5) during a sw...
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WO/2008/029513 |
An electric driver (10) includes a bit holder (14), a motor (46) for rotating/driving the bit holder (14), electric double-layer capacitors (50A, 50B) for supplying power to the motor (46), driver connection terminals (56, 60) for connec...
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WO/2008/028673 |
Liquid-cooled eddy current brake for retarding a shaft and axis, respectively, of a vehicle or a drive of all kind by a claw pole rotor as a magnetic-field-transmitting and force-taking unit, driven by said shaft and axis, respectively, ...
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WO/2008/028205 |
The invention relates to a modular inverter system (1) which has a connecting module (3) and at least one power module (2), with the connecting module (3) having at least one output connecting element (17) for supplying a load (13) and o...
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WO/2008/029036 |
The invention relates to an arrangement for assembling an annular adjustment cap (40) and a protector (20) which caps a slip ring assembly (10) formed in a rear end section (14) of a rotor (16) of a rotary electrical machine, of the type...
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WO/2008/029971 |
A magnetic rotation device includes a rotation axis (20): a plurality of rotating bodies (30- 3) fixedly installed along the rotation axis (20) at a specific interval, each of the rotating bodies (30a-3, 30b-3, 30c-3, 30d-3) being divide...
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WO/2008/028711 |
The invention relates to an electric motor (1), in particular for the windscreen wiper drive of a motor vehicle, comprising an armature shaft (10), which is mounted by means of at least one anti-friction bearing (11). Said bearing has an...
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WO/2008/029862 |
A fuel cell system is provided with a fuel cell (3), an electric storage device (41), and a control section (100) for specifying a specified drive quantity for a drive device (44). In the case where a drive request is inputted during a l...
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WO/2008/029030 |
The invention relates to a programmable voltage generator characterised in that it includes: at least one analog-to-digital converter (16), at least two switching elements (2i), and at least one digital control element (12). The inventio...
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WO/2008/029343 |
A resonant power converter comprises a switching unit (M1, M2), a controller (CO) for controlling the switching frequency (fs) of the switching unit (M1, M2), a transformer (TR) having multiple primary windings (PW1, PW2), and a resonant...
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WO/2008/029623 |
Provided is a vehicular generator comprising a Lundell rotor, which can increase the sectional areas of the yokes of the roots of pawl-shaped magnetic poles but can decrease the sectional areas of the portions of the confronting yokes, t...
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WO/2008/028730 |
The invention relates to a rotor (2) for a dynamoelectric machine. A bottom duct (9), through which a cooling medium flows and the conductors (4) are cooled via radial ducts (12) during operation, is disposed in the rotor (2). According ...
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WO/2008/028432 |
The switching device (1) has a first switching point (2) for normal switching of at least one current path (L1-L3), and has a second switching path (3) for disconnection of a short-circuit current. The first and second switching points (...
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WO/2008/029524 |
A slip ratio estimating device for measuring the slip ratio without using the speed of a vehicle body and a slip ratio control device using the slip ratio estimating device are provided. A motor torque measured by a torque measurer is in...
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WO/2008/029473 |
A power generator capable of performing practical power generation with a small quantity of input energy and sufficient efficiency while eliminating problems of prior-art power generation method and power generator, and generating clean ...
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WO/2008/028536 |
The invention relates to a coil former apparatus (2) for an electrical machine, in particular for an electric motor having coil formers (3) composed of plastic, on which stator coils can be wound, with the coil formers (3) being articula...
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WO/2008/029325 |
The present invention relates to a power supply device for supplying power to a load, preferably a LED, comprising a first circuitry (12) with an inverter unit (24) adapted to provide an AC voltage, preferably a rectangular voltage, and ...
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WO/2008/029660 |
Provided is a power supply device for supplying power via a cable such as an AC adapter. The power supply device can perform an accurate voltage supply even if there exists a wiring resistance of a power supply line or a contact resistan...
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WO/2008/028591 |
A seat adjustment device (10) for a vehicle seat comprises a driving motor (15) which is in engagement with a driving part (17) of a self-locking freewheel (20). An output part (17) of the freewheel (20) is connected to a gearing (21). I...
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WO/2008/029624 |
It is possible to reduce a basic wave component of cogging torque by controlling drive of a brushless DC motor (311). A secondary frequency component of the cogging torque is reduced by improving the structure of the brushless DC motor, ...
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WO/2008/029636 |
To provide a motor control device the size of and the cost for which can be easily reduced by miniaturizing a heat sink without increasing the number of parts. The motor control device comprises a heat sink, power semiconductor modules f...
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WO/2008/029637 |
To provide a small-sized motor control device at a low cost by realizing miniaturization of a heat sink used for the motor control device and reduction of the number of all the parts of the device. The motor control device comprises a he...
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WO/2008/029849 |
A method for building a microgrid system wherein a network is built which integratively controls and operates distributed power supplies including a plurality of types of power supplies so as to supply a power to a particular area. The m...
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WO/2008/029573 |
This invention provides a shear mode-type piezoelectric actuator using a piezoelectric ceramic composition free from lead and having a high antielectric field, and a liquid droplet delivery head provided with the shear mode-type piezoele...
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WO/2008/028592 |
The invention relates to a control and switchgear for a medium or high-voltage substation according to the preamble of claim 1. In order to improve a generic control and switchgear such that aforementioned drawbacks can be overcome and a...
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WO/2008/029509 |
A charging/discharging circuit (32) charges or discharges a capacitor (C2) having an end the potential at which is fixed. A first comparator (COMP1) compares an output voltage (Vout) of the capacitor (C2) with a first threshold voltage (...
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WO/2008/028407 |
An isolating self-oscillation flyback converter includes a coupling transformer (T1), a FET (TR1), a transistor (TR2), a photoelectric coupling isolator (OC1) and a load feedback circuit (Adj). The homonymous end of a feedback winding (N...
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WO/2008/029165 |
A cable gland has an entry adaptor (2) for securing in an opening, a compression sleeve (8) threadably engageable with the entry adaptor (2) and a back nut (10) with cable seal (13) threadably engageable with the compression sleeve (8). ...
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WO/2008/029665 |
Provided is a charging system wherein a voltage and a current can be accurately supplied from a power supply device even with a cable wiring resistance and a connector contact resistance, and the power supply device can be commonly used ...
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WO/2008/029659 |
Provided is an electronic system wherein power is accurately supplied even with a power source supply line resistance and a connector contact resistance, and furthermore, a plurality of electronic devices having requiring different power...
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WO/2008/028503 |
An electric motor actuating drive for actuating elements which can pivot, for example flaps, valves or the like, and is in the form of a spring return, is intended to be designed such that no movement of the actuating element and return ...
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WO/2008/028567 |
The invention relates to an electrical system of a motor vehicle. To provide a suitable electrical system for a motor vehicle, which system requires a voltage supply during a possible towing-away operation, a voltage-supply control devic...
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WO/2008/029959 |
The peripheral edge of the upper face (31A) of a plate-shaped portion (31) of a holding member (30) confronts a terminal exposing through hole, cast through holes, and the inner periphery of an upper housing (10), i.e., a portion definin...
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WO/2008/026544 |
A hydraulic unit having an inverter (14) for supplying electric power to a motor (15), a load sensor (17) for sensing a load on a hydraulic pump (16A), a rotation sensor (19) for sensing the rotation speed of the motor (15), a current-co...
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WO/2008/026826 |
The present invention relates to a starter having a stopping noise preventable structure. The major object of the present invention is to provide a starter having a stopping noise preventable structure in which the structure of the brush...
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WO/2008/026485 |
Disclosed is an electric power converter having such a structure wherein a low-heat-resistance component is not thermally damaged by heat generated by a chip even when the chip is composed of a wide band gap semiconductor. Specifically d...
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