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Patent Searching and Data


Matches 951 - 1,000 out of 8,974

Document Document Title
WO/1999/022385
The invention relates to an electric power transmission device, comprising a primary conductor configuration consisting of at least two primary conductors running parallel to each other and at least one secondary winding configuration el...  
WO/1999/019890
A magnetic coupler for magnetically or inductively coupling a pair of conductors. The coupler includes a first magnetic core member having prongs and at least one slot between the prongs for receiving the conductors, and a second magneti...  
WO/1999/017016
A high pulse rate ignition system operating at pulse rates in excess of 1 kHz ignites fuel mixtures inside of gas turbine engines. The system comprises drive electronics and a toroidally wound core-coil assembly utilizing ferromagnetic a...  
WO/1999/014772
The invention concerns a transformer system comprising an enclosure (1) housing a voltage transformer (4) and an electrical connection guided outside the enclosure (1) and electrically connected to the voltage transformer (4). Said elect...  
WO/1999/009633
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...  
WO/1999/007047
The invention relates to an air-insulated metal-encapsulated middle voltage switching station, comprising a number of bushing-type current transformers (BCT) provided with cable connections (CC), which number corresponds to the number of...  
WO/1999/005690
The invention relates to a current transformer for three-phase systems and is used to detect currents, for example with three-phase current meters or electronic devices which trigger low voltage protection breakers. The invention aims at...  
WO/1999/004403
A system is provided for transmitting a.c. electrical power across a small, even gap (9), without any physical contact, from a primary pole system (304) to a secondary pole system, (306) one of which moves relative to the other. Relative...  
WO/1999/003118
The invention specifies a compact and cost-effective diode-split high-voltage transformer for high voltages of, in particular, above 20 kV, in which the high-voltage winding (W2 - W5) lies in chambers (8) of a coil former (9) underneath ...  
WO/1999/001878
A split transformer (1) which has primary and secondary cores (2, 4) and primary and secondary coils (3, 5) arranged with a gap (G) therebetween; and a transmission controller comprising such a split transformer. Each of the cross-sectio...  
WO/1998/058267
The invention relates to a toroidal core current transformer with a primary conductor (1) which traverses a toroidal core (3) and a secondary coil (2) wound around the toroidal core. The secondary coil (2) is short-circuited and contains...  
WO/1998/057339
A high-frequency slit transformer which can be manufactured at a low cost by automating the coil winding method and performing the impregnation step performed for preventing the disconnection of coils not by using any vacuum device, but ...  
WO/1998/053467
An ignition coil unit for engines wherein the diameter of a coil of an independently ignitable ignition coil unit is reduced by improving resistance to thermal shock and relaxation of static focusing, i.e. insulation, between a secondary...  
WO/1998/052052
The invention relates to a magnet core for current sensors made of a soft magnetic alloy (5-7, 11, 12) and comprising at least two bent or buckled alloy strip sections. The invention also relates to a magnetic core with a primary limb (7...  
WO/1998/052350
A coupler (20) for transmitting signals across a rotating interface (22). The coupler (20) comprises a first part (24) and a second part (26) mounted for rotation about an axis with respect to the first part (24). The first part (24) com...  
WO/1998/052172
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...  
WO/1998/052054
Known current transformers that work in accordance with the transformer principle have a primary winding for connecting to an electric circuit and two transformer-coupled secondary windings, one of which consists of a short-circuited win...  
WO/1998/050993
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...  
WO/1998/049697
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1998/045867
The invention relates to a unit for switching electrical energy, in which a semiconductor switch is arranged in a compression-proof receptacle that is partially filled with an inert liquid, so as to cause fluid-cooling of the semiconduct...  
WO/1998/045861
The invention relates to a subassembly for switching electrical energy, in which a semiconductor switch is arranged in a receptacle that is partially filled with an inert liquid, so as to cause fluid-cooling of the semiconductor switch d...  
WO/1998/044519
The invention relates to a mid-frequency high power transformer (10) which is specially used as a welding transformer in resistance welding, comprising a primary winding penetrated by the limb of a transformer core (24) and a secondary w...  
WO/1998/043260
This invention concerns producing an ignition coil (12) for an internal combustion engine, in particular, in which the installation of terminals (11) of at least one primary coil (13) can be simply done and economically produced. To that...  
WO/1998/036432
The invention relates to a current transformer for mains alternating current with direct current components, comprising at least one transformer core (4) with a primary winding (2) and at least one secondary winding (3), whereby a load r...  
WO/1998/034249
A power- or regulating transformer (11) with voltage regulating means is disclosed. The transformer comprises regulating windings (15) made of a flexible conductor having electric field containing means forcing the electric field due to ...  
WO/1998/033164
The invention relates to a spherical display device with a circuit board (4), accomodated inside a spherical housing (31), with drive and control elements and electronic components, as well as a support (5) rotating inside the housing (3...  
WO/1998/032217
The invention relates to an arrangement for the contactless transmission of electric energy and/or electric signals between parts which are mobile in relation to each other. The arrangement has inductive or capacitive coupler elements wh...  
WO/1998/031073
An inductive coupler for vehicles, comprising a first half (1) and a second half (2) which may be coupled to each other to transfer electrical energy through an alternating magnetic flux (3) therebetween. The first half contains a primar...  
WO/1998/029919
The invention relates to a device for contactless transmission of electrical signals and/or energy between at least two parts that can be relatively moved towards each other. Multiple defined electromagnetic coupling elements, the near f...  
WO/1998/027561
The invention concerns a novel contactless connecting system base on power transmission by induction comprising an embedded transmitting part flush with ground level and a receiving part which is placed above it. The invention is charact...  
WO/1998/025279
A highly efficient and highly reliable converter transformer which is used for a switching power source incorporated in various kinds of electronic equipment and has a small size, a light weight, an excellent characteristic for noise can...  
WO/1998/015069
The invention concerns a modular electronic control, specially a store programmable control and/or monitoring of a technical process. The energy transmission (electricity supply for the individual modules) and the information transfer (d...  
WO/1998/013803
In accordance with the present invention there is provided an apparatus for deactivating electronic article surveillance tags comprising a deactivation coil (132), a capacitor (118), charging means for charging the capacitor (118) to a p...  
WO/1998/013914
The present system relates to a restrain coil (11) for ignition systems, especially as ignition coil in internal combustion engines, designed in such a way that the method consisting in placing casting resin (49) into an inner space (30)...  
WO/1998/012797
An electrical interconnection system (100) comprises a rotary converter (102) and a controller (104). The rotary converter (102) is coupled to first and second electrical systems having a differing electrical characteristic (e.g., freque...  
WO/1998/012718
The invention concerns a current-compensated radio interference suppression reactor for increasing attenuation properties in differential mode, the radio interference suppression reactor comprising two windings (W1, W2), each disposed on...  
WO/1998/010450
The present invention relates to a process for producing a high voltage coil subassembly by providing a primary coil on a molded bobbin, providing a bobbin for use as a secondary coil, winding bondable magnet wire in segments onto the se...  
WO/1998/009303
A coil insert for use with a secondary coil portion (16) of a charging system for a toothbrush (10). The secondary coil is positioned within the handle (11) of the toothbrush. The insert includes a first portion which is configured to fi...  
WO/1998/008237
The invention concerns a miniaturised VHV transfo-rectifier (a few kilovolts) for surface mounting on a screen printed ceramic substrate. The primary coil (7) and the secondary coils (N1 to N8) are respectively wound on separate legs (9,...  
WO/1998/006114
A winding, particularly for a high-voltage ignition coil circuit, is disclosed. The winding at least partially consists of substantially frusto-conical, continuously juxtaposed wire layers (5, 6, 7,...; 20).  
WO/1998/003791
An ignition coil mounted on a spark plug to provide an individual electrical power supply thereto is disclosed. The coil includes an inner secondary winding (2), an outer primary winding, a flux return armature (9) and a housing (4). Sai...  
WO/1998/002980
The invention discloses a device (5, 6) for transmitting and receiving digital data by electromagnetic induction, comprising a coil (L�R?), a circuit (10, 40) for limiting a tension induced (Vc) in the coil (L�R?), switching on when ...  
WO/1998/001873
An ignition coil (11) for contacting winding connections (24) is designed in such a way that it can be easily and economically manufactured. An insulation displacement contact (33) is fixed in the housing (12) of the ignition coil (11). ...  
WO/1997/045913
A charging system which consists of a primary charger (4) which is installed at a predetermined position and a secondary charger (6) which is mounted on a bicycle main part (1). In the secondary charger (6), a secondary coil device (50),...  
WO/1997/042510
The invention concerns a current sensor which comprises a magnetic core (4) with a magnetic characteristic curve which is linear to the point of saturation and, in addition to the primary winding (5) for the current to be measured, has a...  
WO/1997/041575
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/041574
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/041576
A magnetic core-coil assembly generates an ignition event in a spark ignition internal combustion system having at least one combustion chamber. The assembly comprises a magnetic core of amorphous metal having a primary coil for low volt...  
WO/1997/039510
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...  
WO/1997/038876
A device is disclosed for inductively transmitting electric energy and data in motor vehicles between stationary subassemblies and the steering wheel by means of a stator and a rotor. The inductive transmission coils (11, 18) are arrange...  

Matches 951 - 1,000 out of 8,974