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WO/2002/043356A1 |
A contactless power supply device having a stationary unit and a movable unit that moves linearly in relation to the stationary unit. The stationary unit comprises a primary conductor having a power supply for supplying high frequency al...
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WO/2002/037640A1 |
The invention relates to a control and supply system (1) for electrical devices (2), comprising at least one voltage supply and control device (3) above sea level (4), a subsea cable (5) connecting said voltage supply and control device ...
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WO/2002/037642A1 |
A noncontact power supply facility comprising a magnetic body (12) having a hole part (11) for passing a primary-side first induction line (2), a primary-side second induction line (5) for effecting a noncontact power supply to a load an...
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WO/2002/035676A1 |
The invention relates to a method and device for non-contact energy transmission from one or several medium frequency current sources (21, 31, 61, 71), the mean frequencies of which may have deviations of f¿M?, to one or several moving ...
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WO/2002/031954A1 |
A capacitor-based electrical energy storage and distribution system capable of effectuating load-leveling during periods of peak demand on a utility (refer to figue 8). A capacitor (400) may be charged with electrical energy produced by ...
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WO2001080443B1 |
Disclosed is an arrangement for contacless transmission of electric signals or energy between several external mobile units (1, 2, 3) which can be connected to discrete positions of a stationary base unit. The invention is characterized ...
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WO/2002/015375A1 |
The invention relates to an energy supply unit (1) for transmitting auxiliary energy to an electrical device, especially a control circuit (2) in a medium or high voltage installation. Said energy supply unit (1) comprises a primary coil...
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WO/2001/085250A1 |
A device, system and method for transcutaneous energy transfer (TET). Implanted circuitry (50) suitable for conditioning the power delivered transcutaneously may be constructed in planar fashion, may be located in or near an implanted co...
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WO/2001/080442A2 |
Disclosed is an array for contactless transmission of electrical signals or energy from at least one transmitter to several receivers. The invention is characterized in that each transmitter contains an alternating current source or a so...
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WO/2001/080444A1 |
The invention relates to a device for transferring electrical energy or signals between a base station (1) and several external units (2) which can be coupled to the base station in various positions in a contact-less manner. The inventi...
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WO/2001/071882A1 |
The invention relates to an electric suspended conveyor or a similar conveyor which is provided with transport units on a running rail. Said units can be driven by means of an electric drive. Energy is advantageously transmitted to the u...
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WO/2001/067046A1 |
The invention relates to a system for generating electric energy from a magnetic field. Said system is characterized by a three-dimensional winding system comprised of a central core (1, 2, 3, 22) that is made of a magnetically active ma...
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WO/2001/059951A1 |
A noncontact communication medium enabling communication over a predetermined distance even if such noncontact communication media are stacked. The output of a resonance circuit (60) electromagnetically coupled to an external communicati...
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WO/2001/033810A1 |
A battery monitor circuit (7) detects the voltage of a battery serving as a power supply of a data transmission device (1) such as a cellular phone. A decision circuit (8) generates a control signal for controlling the data transmission ...
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WO/2001/018936A1 |
A series resonant inductive pickup has a bi-directional solid state switch (203) in series with an inductor (W) and a capacitor (202) is controlled by switch control means (207) capable of causing the switching means to repetitively be i...
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WO/2001/006630A1 |
Power reception circuits employable in portable data devices (e.g., smart cards) to derive power and/or data from an input AC power signal (e.g., an ASK modulated carrier signal). In one embodiment, the power reception circuit comprises ...
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WO/2000/070737A1 |
In a plant for transmitting electric power having a power semi-conductor device (10, 25) of turn-off type connected in series with a conductor and a member (31, 32) connected in anti-parallel therewith and having ability to assume a stat...
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WO/2000/070431A1 |
A high frequency alternating current (AC) power distribution system includes a transmission medium. A system power supply is coupled to the transmission medium. A high frequency AC voltage regulator module (VRM) is coupled to the transmi...
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WO/2000/019576A1 |
The aim of the inventive system (1) for supplying power to a load (5) connected to a distribution network (3) is to improve the operating behavior. To this end, the load (5) is connected to the electricity distribution network (3) and an...
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WO/2000/005824A2 |
The invention relates to a device for transmitting signals and energy in a vehicle, comprising an antenna coil (10) disposed in or on a movable part (16). A coupling coil (12) is mounted in the vicinity of the antenna coil (10) on a part...
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WO/1999/050806A1 |
A combination of (1) inductive power distribution to a plurality of stations, (2) data interchange using the inductively powered loop between any addressable station and a controller, and (3) physical arrangement of the stations about an...
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WO/1999/035727A1 |
The invention relates to a method for charging batteries with a charging station. The method is characterized in that a data exchange between the charging station and the battery occurs before, during and/or after the charging process in...
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WO/1999/030402A1 |
Apparatus for providing effective amounts of high-frequency AC power to a long primary trackway (1102), used for inductive power transfer includes transconductance-pi filters (1105) for deliberate mismatching; resulting in independence o...
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WO/1999/026329A1 |
Secondary resonant pickup coils (102) used in loosely coupled inductive power tranfser systems, with resonating capacitors (902) have high Q and could support large circulating currents which may destroy components. A current limit or 's...
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WO/1999/026330A2 |
A power supply detects power requirements of an electrical device and configures itself to provide the correct power to the device. By using a connector that isolates the device from its battery, the power supply can provide power to the...
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WO/1999/009633A1 |
The invention relates to a device for contactless transmission of energy from a primary current lead traversed by alternating current (2) to a plurality of secondary, resonant load circuits (100, 200), each of which has at least one coil...
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WO/1999/009634A1 |
The invention relates to a method and device for inductive transmission of electric power from a medium frequency source with a frequency of f¿M? to one or more mobile consumers which are inductively coupled to the transmission line via...
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WO/1999/008359A1 |
A method and apparatus for supplying contactless power. Electrical power is transferred from a power source (100) to a load (500) through a primary energy converter that can be connected to the power source, through a primary inductive l...
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WO/1998/057412A1 |
In a plant for transmitting electric power between two stations (17, 18) through a direct voltage network (16) for High Voltage Direct Current an arrangement (23) is arranged for draining electric power from the direct voltage network. T...
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WO/1998/057413A1 |
For an inductively powered installation, the invention provides a radio communications channel along a trackway (101, 102) within an extended space (105); physically closely linked to the primary conductors (102) yet electrically quite d...
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WO/1998/052172A2 |
The invention relates to a plug-and-socket connection for a potentially explosive area, enabling energy and data transfer by means of electrical variables in a bus system. The inventive device comprises a first part which is configured a...
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WO/1998/050993A1 |
Inductive power transfer across an extended gap (100) from a primary conductor (119) is provided by means of a resonant intermediate loop comprised of capacitor (118) with inductor (117) - perhaps simply a non-coiled wire - carrying a la...
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WO/1998/043338A1 |
The present invention relates to a method for the supply of energy for operating an electronic circuit which is implanted in a living body comprising: a) implanting an electronic circuit in a living body, wherein a coil and rectifying sy...
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WO/1998/043336A2 |
A plant for transmitting electric power comprises at least one VSC-converter (1). It comprises also at least one DC/DC-converter (33, 34) having two current valves connected in series and an inductance connected to a midpoint therebetwee...
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WO/1998/034319A1 |
A method for increasing a power transmission efficiency from the primary coil side to the secondary coil side in a power transmitter which is so structured that power may be transmitted between a primary coil and a secondary coil. A reso...
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WO/1998/011643A2 |
An electrical system for use in isolation, the electrical system comprising a main engine (14), such as a gas turbine or a diesel engine, a generator (13) driven by the main engine (14) for generating a first alternating voltage (19), a ...
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WO/1998/009362A2 |
The invention concerns a power back comprising a connection to a power supply network conveying alternating voltage with at least one transformer, a downstream rectifier circuit to which a consumer can be connected, and with an electroni...
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WO/1997/047065A1 |
A cochlear implant system including primary (a) and secondary (b) coils of wire for transmitting electromagnetic energy between the primary and secondary coils, wherein at least one of the primary and secondary coils are wound with turns...
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WO/1997/039510A1 |
The invention concerns an installation for supplying electrical power to all the electrical consumers in a given area, the said electrical consumers being without power lines and positioned in any spot whatsoever within the said area. Sa...
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WO/1996/038898A1 |
A non-contact type power source apparatus used for an electronic appliance, which supplies greater power though it is small and inexpensive. To accomplish this object, a primary coil (11) supplied with a pulse current is opposed to a sec...
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WO/1996/020526A1 |
A device for the contactless inductive transmission of electric energy to a movable consumer has a stationary primary circuit designed as an arrangement of elongated parallel leads connected to a source of high frequency alternating volt...
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WO/1996/002970A1 |
An inductively powered lamp unit (500) that uses an inductive power pick up comprising a resonant circuit including an inductance (401) and capacitance (402), the induced current circulating in the resonant circuit is limited to a maximu...
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WO/1995/032673A1 |
An electrical bone growth promotion apparatus and method for the delivery of electrical current to an implant, surgically implanted within the intervertebral space between two adjacent vertebrae of the spine to promote bone growth, and t...
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WO/1995/029553A1 |
A self-powered powerline sensor (10) includes a core layer (18) for wrapping about an a.c. powerline (12); a winding layer, including a plurality of windings (20) to be energized by the a.c. powerline (12), disposed about the core layer ...
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WO/1995/028723A1 |
In a device (1) for the contact-free transmission of electrical energy from a power source (2) to a consumer (4), two transformers (11, 21), each provided with a power convertor (15, 25), are coupled without contact to a conductor (31) i...
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WO/1995/022191A1 |
A system for resupplying power to self-contained mobile equipment, including a fixed station having an external power source and consisting of a high-frequency generator and an induction coil as well as, on or in the equipment, a pick-up...
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WO/1995/011544A1 |
A flux concentrator (1300) for an inductive power transfer system is made up from rectangular fingers (1301) of ferrite material held in close contact by compression means to form a large shock resistant core. The fingers are positioned ...
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WO/1995/011545A1 |
A loosely coupled inductive power transfer system suitable for transferring power to a mobile conveyer platform or a vehicle has pick-up coils wound on flux concentrator(s). One or more large flat horizontal ferrite cores (607, 608) are ...
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WO/1994/028560A1 |
A power coupling system includes a source unit (1) which is to be connected to a power supply. The source unit (1) includes a first winding (P). A load unit (2) includes a second winding (S). Power is inductively coupled from the first w...
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WO/1994/010003A1 |
An arrangement is disclosed for the inductive transfer of energy in the middle frequency range from a stationary, primary conductor arrangement designed as a stator to one or several movable secondary consumers equipped with conductor ar...
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