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Patent Searching and Data


Matches 1,051 - 1,100 out of 22,775

Document Document Title
WO/2000/007198A1
The invention relates to a current transformer arrangement (10, 11, 16) comprising a conductor rail (1) as a primary winding and at least one secondary winding (7) which is separated from the primary winding by an iron core (6, 13). The ...  
WO/2000/007270A1
The invention relates to a spark plug which comprises a tubular metallic housing and which has an inner conductor configuration. Said inner conductor configuration receives a heat-resisting burn-off resistor, whereby this heat-resisting ...  
WO/2000/002212A1
A transcutaneous energy transfer device is provided which has a magnetic shield covering the primary winding of the device to reduce sensitivity of the device to conducting objects in the vicinity of the coils and to increase the percent...  
WO/1999/065042A1
A stator core (11) is mounted on a fixed member (22), and electric connections are made to assemble a first submodule (20). On the other hand, a rotor core (12) is mounted on a rotational member (21), and electric connections are made to...  
WO/1999/065041A1
A spark ignition system for an internal combustion engine has a capacitive discharge (CD) system connected to a coil-per-plug (CCP) magnetic core-coil assembly. The spark ignition system is connected to a spark plug and is adapted to ini...  
WO/1999/065040A1
The invention concerns a feed-through for a high or medium voltage station comprising a voltage divider (6), a metal bar (1) extending along a longitudinal direction (D) above the voltage divider, a metal mounting structure (8) for mecha...  
WO/1999/062308A1
Apparatus for coupling power into a body of gas by induction to provide a gas discharge, comprises a source of a/c power (3) coupled to a circuit arrangement having an inductor comprising two coils (1, 2), each constituted by a respectiv...  
WO/1999/055125A1
A simple and inexpensive dimmable electronic ballast takes advantage of the properties of a loosely coupled transformer to control brightness of gas discharge lamps. The ballast employs frequency modulation in combination with the electr...  
WO/1999/053684A2
A high voltage transformer (Tr) comprises a primary winding (Lp), secondary windings (Ls1, Ls2, Ls3), and diodes (Di) coupled between successive secondary windings (Ls1, Ls2, Ls3). A polarity of the diodes (Di) and the secondary windings...  
WO/1999/050861A1
Low voltage power breaker (1) comprising a triggering unit (14) which operates with auxiliary power supplied by a current transformer (17). A coil (20) serving as secondary winding of the current transformer (17) is permeated by a magnet...  
WO/1999/050858A1
A separation type transformer core (1) having a coil (3) and a core material (2), wherein the core material (2) includes an insulating material having an electric insulating property and a mixed soft magnetic material having a soft magne...  
WO/1999/050780A1
The invention concerns contactless electronic labels used for identifying products with which they are associated and, more particularly, with the device for powering said labels whatever their orientation in space by generating a rotati...  
WO/1999/049212A1
The invention relates to a rod coil for ignition systems, which is especially used as an ignition coil in the internal combustion engines of motor vehicles. The aim of the invention is to produce a functionally reliable coil as easily as...  
WO/1999/039359A2
An electric ballast (1) is provided with an electric coil with windings having a width (d) which are wound on a synthetic resin coil base (10) comprising a box-like base part (11) of rectangular shape having four faces (111, 112, 113, 11...  
WO/1999/036693A1
The invention relates to a stick coil (11) for ignition systems, more particularly a stick coil used as ignition coil for internal combustion engines in automobiles. The invention aims at reducing the interference voltage resulting from ...  
WO/1999/027603A1
An electronic device wherein the inside diameter of a station-side coil (110) which is provided as a primary coil for transferring data or electric power is larger by 1 mm or more than that of a clock-side coil (210) which is provided as...  
WO/1999/026258A1
The invention concerns a transformer (1) with an integrated potentiometer block (7) for example for producing high voltages required by a cathode tube wherein one surface (12) of the potentiometer block facing a coil block (10) of the tr...  
WO/1999/022565A2
A high-leakage planar magnetic component such as an inductor, having a winding structure in which flat winding turns are oriented transverse to the plane of the winding structure, exhibits significantly lower winding losses than componen...  
WO/1999/022385A1
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/1999/019890A1
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/1999/017016A2
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/1999/014772A1
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/1999/009633A1
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...  
WO/1999/007047A1
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/1999/005690A1
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/1999/004403A1
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/1999/003118A1
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/1999/001878A1
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/1998/058267A1
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/1998/057339A1
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/1998/053467A1
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/1998/052052A2
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/1998/052350A1
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/1998/052172A2
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...  
WO/1998/052054A1
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/1998/050993A1
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...  
WO/1998/049697A1
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/1998/045867A2
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/1998/045861A1
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/1998/044519A1
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/1998/043260A1
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/1998/036432A1
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/1998/034249A1
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/1998/033164A1
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/1998/032217A1
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/1998/031073A2
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/1998/029919A1
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/1998/027561A1
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/1998/025279A1
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/1998/015069A1
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...  

Matches 1,051 - 1,100 out of 22,775