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WO/2011/140031 |
In one embodiment, an apparatus includes an inductor and an electrically conductive structure surrounding the inductor. The electrically conductive structure conducts a current when a first magnetic field passes through the electrically ...
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WO/2011/138330 |
The invention relates to an electrical installation including an active induction portion, a vessel surrounding the active portion and filled with a dielectric fluid and a plurality of devices for reducing the noise of the waves originat...
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WO/2011/138329 |
The invention relates to a high- or medium-voltage electrical device (1) including an active induction portion (4), a vessel (3) surrounding the active portion and filled with a dielectric fluid, such as oil, and passive means (2, 20) fo...
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WO/2011/136144 |
Disclosed is a bobbin for electrical equipment, provided with a body portion, jaw portions, and engagement holes. The body portion is composed of an insulation film, and has a cylindrical shape. The jaw portions are respectively provided...
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WO/2011/136198 |
Provided is a coil-type electronic component formed using a magnetic material which can be produced at low cost and combines high magnetic permeability with high saturated magnetic flux density. The coil-type electronic component compris...
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WO/2011/134050 |
The invention deals with increasing the quality of insulating mineral oil in transformers, by providing an isolating layer of flowing nitrogen over the oil's surface to keep ambient air from combining or absorbing with or in the oil, als...
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WO/2011/134884 |
The invention relates to a current transformer arrangement having a primary part (4) and a secondary part (11). The primary part (4) is surrounded by a housing. The housing has a first conductive housing part (5) and a second conductive ...
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WO/2011/132597 |
A spiral capacitor inductor device equipped with an array of individual capacitors (101) configured in a loop shape in the longitudinal direction is provided as a fourth circuit element. Here, an input signal is applied from one end of t...
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WO/2011/132626 |
Provided is a layered inductor that can easily be installed within a metal shield of an electronic device, and is able to have high inductance while minimizing increases in the direct current resistance value. The disclosed layered induc...
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WO/2011/133391 |
A transformer is provided having a stacked core with a pair of outer legs extending between a pair of yokes. The core is arranged in a plurality of layers. Each of the layers includes a pair of yoke plates and a pair of outer leg plates....
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WO/2011/133391 |
A transformer is provided having a stacked core with a pair of outer legs extending between a pair of yokes. The core is arranged in a plurality of layers. Each of the layers includes a pair of yoke plates and a pair of outer leg plates....
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WO/2011/133268 |
Magnetic components such as power inductors for circuit board applications include pressure laminate constructions involving flexible dielectric sheets that may integrally include magnetic powder materials. The dielectric sheets may be p...
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WO/2011/131342 |
An inductive component, in particular a storage inductor, has a holding region in the core material that has a bearing surface matching the contour of at least part of a winding. This produces better mechanical and thermal coupling of th...
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WO/2011/133239 |
Miniaturized magnetic components for electronic circuit board applications include enhanced magnetic composite sheets facilitating increased direct current capacity and higher inductance values. The components may be manufactured using r...
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WO/2011/131408 |
The invention relates, inter alia, to a transformer comprising a transformer core (20) having transformer core laminations, at least one high-voltage coil and at least one low-voltage coil (100), wherein a core limb (120) of the transfor...
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WO/2011/132441 |
Disclosed is a substrate (1) used, for example, for motor control and which has a coil (5) which is a choke coil. An electronic component mounting section (9) is formed on the substrate (1) and an internal circuit conductor is exposed to...
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WO/2011/127982 |
A device for removing common mode currents resulting from operation of an AC/DC converter (11) in a power transmission system has two inductors (17, 18) each having one core (19, 20), one first winding (21, 22) configured to be connected...
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WO/2011/130394 |
A transformer assembly. In some embodiments, the transformer assembly comprises a transformer, comprising a magnetic core; a primary winding wound around the magnetic core, wherein the primary winding comprises one or two turns of a firs...
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WO/2011/130394 |
A transformer assembly. In some embodiments, the transformer assembly comprises a transformer, comprising a magnetic core; a primary winding wound around the magnetic core, wherein the primary winding comprises one or two turns of a firs...
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WO/2011/129999 |
The primary and/or secondary coils (104) of a planar transformer are integrated together with a laminated busbar as a single component. A coil (104) is formed in at least one busbar conductor (112), and when electrically connected, the b...
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WO/2011/127969 |
Method for detecting a magnetic characteristic variable, in particular the magnetic field strength (H1), in a section (L1) of a core (2) through which a magnetic flux flows, wherein part (18) of the magnetic flux is branched off from the...
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WO/2011/126991 |
A three-phase dry distribution transformer adapted for mounting outdoors on a pad or to a utility pole. The distribution transformer includes one or more winding assemblies mounted to a ferromagnetic core. Each winding assembly includes ...
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WO/2011/124761 |
An arrangement for reducing capacitive coupling com- prises auxiliary windings (112, 113, 114) in a space be- tween a winding (110) and another part (111) of an electrical device. The winding and the other part can be, for example, prima...
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WO/2011/126119 |
A powder magnetic core comprises a metal powder and an insulating layer comprising a particulate metal oxide and formed between the particles of the metal powder, wherein the insulating layer contains Ca, P, O, Si and C as elements. Thus...
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WO/2011/124761 |
An arrangement for reducing capacitive coupling com- prises auxiliary windings (112, 113, 114) in a space be- tween a winding (110) and another part (111) of an electrical device. The winding and the other part can be, for example, prima...
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WO/2011/124835 |
The insert (20) for isolating two windings belonging to a coil comprises a generally annular plate (21) and several spacers (31-36) placed at least on one of the faces of the plate (21) so as to define channels for the flow of a dielectr...
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WO/2011/126120 |
A coated metal powder which comprises a metal powder containing iron as the main component and an insulating layer comprising calcium phosphate and a metal oxide, said insulating layer being formed on the surface of said metal powder, wh...
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WO/2011/126994 |
A dry power distribution transformer and a method of making the same are provided. The transformer has one or more high voltage windings, each of which includes a plurality serially connected discs. Each disc has two or more sections, wh...
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WO/2011/120113 |
System and method for monitoring dissolved gases in insulating oil of power transformers, reactors, on load tap changers, current transformers, potential transformers, condensive bushings as well as similar high voltage equipments immers...
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WO/2011/122929 |
The invention provides a method of improving electricity using an inductor to improve the electricity in a solid core cable. The inductor (100) comprises of multiple coils, with alternate coils in a perpendicular arrangement, providing a...
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WO/2011/121614 |
A control system of valves for transformer cooling by using relay system, said system comprising: pumping cooling oil; valves to control cooling oil flow; relays to actuate said valves; monitoring valve position; oil flow monitoring mean...
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WO/2011/121947 |
The disclosed complex magnetic material comprises a metallic magnetic powder, an adhesive resin and an inorganic insulation material. Defining the water absorption amount of the adhesive resin as A [ml] per 100g of the complex magnetic m...
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WO/2011/120543 |
The invention relates to a method and a device (1) for assembling a transformer (10). A transformer core (6) of the transformer can be arranged in a receiving portion (3), and a coil (5) lies around the transformer core. According to the...
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WO/2011/118507 |
Disclosed is a method of manufacture for a reactor wherein a core is injection moulded from a compound material comprising a soft magnetic powder and a thermoplastic resin, and a coil is embedded thereinto and integrated therewith. The m...
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WO/2011/118774 |
Disclosed is a dust core that has low core loss and excellent constant magnetic permeability, and is favorable as the core of a vehicle-mounted inductor. The dust core is a powder compact of a mixed powder containing: an iron-based soft ...
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WO/2011/118634 |
The disclosed high frequency cable is equipped with a central conductor (1) formed from aluminium or an aluminium alloy, a covering layer (2) of copper that covers the central conductor (1) and has a fibrous structure in the longitudinal...
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WO/2011/116850 |
The invention relates to a three-phase high performance dry- type transformer (10) with epoxy insulated coils (12, 14, 16) having a triangular core (20) formed by three core legs linked together by an upper yoke (18) and a lower yoke, ea...
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WO/2011/118004 |
Disclosed is a transformer that is provided with a core assembly (1), which comprises a pair of E-shaped cores (11, 12) that respectively have two side legs (1a, 1b) and a central leg (1c) disposed between said side legs. The ends of the...
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WO/2011/116884 |
An arrangement is proposed having at least two coils (1, 4) which are arranged axially one above the other on a common core limb (7), wherein each coil has at least two windings (2, 3, 5, 6) which are arranged radially one above the othe...
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WO/2011/116544 |
A resistance welding high frequency transformer and a high frequency resistance welding machine using the same are disclosed. The transformer comprises a magnetic core (6), primary coils (1,2,3) and secondary coils (4,5). The primary coi...
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WO/2011/118054 |
A high-frequency electric wire comprising a center conductor (1) which comprises aluminum or an aluminum alloy, a coating layer (2) which covers the center conductor (1) and comprises copper, and an intermetallic compound layer (3) which...
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WO/2011/119613 |
A bracket is provided that includes a plurality of apertures for mounting the bracket to a variety surfaces and connecting equipment selected by a user. The bracket may include an adjustable supporting arm and a connection box for provid...
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WO/2011/117714 |
A coil unit includes: a second self-resonant coil capable of at least one of transmission and reception of electric power to and from a first self-resonant coil via electromagnetic field resonance, the first self-resonant coil being exte...
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WO/2011/114859 |
Provided is an inductor used for a common-mode filter which passes ultrafast differential signals and reduces common-mode noise. A first and a second inductor (11, 12) interpolatively wind with each other so as to be point-asymmetric on ...
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WO/2011/113479 |
The invention relates to a line guide system (1) and a multicontact connecting arrangement (10) for an electrical component, in particular a high-voltage transformer, wherein a first electrical connection (3a) of the electrical component...
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WO/2011/111257 |
Disclosed is a static apparatus provided with an iron core (2, 42) which is composed of a plurality of magnetic plates (9, 49) stacked in one direction and which has a shaft portion (3, 43) having main surfaces (10, 44) and side surfaces...
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WO/2011/109158 |
An audio amplifier, that includes a planar inductor structure that includes a first plurality of windings, formed on layers of a first circuit board and a second plurality of windings, formed on layers of a second circuit board. The plan...
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WO/2011/107387 |
The invention relates to a dry transformer core for a dry transformer (34) comprising a transformer core (10, 32, 46) made of an amorphous material (14) and having on at least part of its surface, an encapsulation (36) for protecting aga...
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WO/2011/108674 |
The disclosed coil terminal structure provides uniform strength and electrical properties between a coil and a terminal. Said coil terminal structure allows the use of a poorly-joinable material and makes it possible to provide a termina...
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WO/2011/106455 |
Low-cost, high performance woven conductors and associated inductive apparatus, and methods for manufacturing and utilizing the same. In one embodiment, an eight (8) conductor wiring strand is used that results in a pattern in which a gi...
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