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US20130043964 High-Frequency Transformer  
A high-frequency transformer includes a plurality of cores having a central leg, the cores being arranged to form core windows that are separated by the central legs. A primary winding has a...
US20050088268 Silicon steel structure  
An improved silicon steel structure is disclosed, which has an interior ring, an exterior ring concentrically arranged with the interior ring, a plurality of radially extending support bridges...
US20140191835 MAGNETIC MATERIAL AND COIL COMPONENT EMPLOYING SAME  
A magnetic material is constituted by a grain compact formed by compacting multiple metal grains that in turn are constituted by an Fe—Si-M soft magnetic alloy (where M is a metal element that...
US20130069754 LAMINATED COIL  
A laminated coil includes a plurality of circular conductive plates in the form of a flat plate, each of the circular conductive plates being laminated via an insulating material in an axis...
US20140240063 TRANSFORMER AND ELECTRICAL CIRCUIT  
A transformer is provided. The transformer includes at least one first primary turn; at least one second primary turn; and a first secondary turn and a second secondary turn. The first secondary...
US20140154920 CHOKE COIL DEVICES AND METHODS OF MAKING AND USING THE SAME  
A chip choke assembly which reduces the loss of magnetic flux from the underlying core portions. In one embodiment, this reduction is achieved by producing a chip choke assembly comprised of two...
US20080204179 COOLING DEVICE FOR ARRANGEMENT BETWEEN TWO GRADIENT COIL WINDINGS OF A GRADIENT COIL  
In a cooling device for arrangement between two gradient coil windings of a gradient coil for dissipation of the heat (arising upon feeding current to the gradient coil windings) by means of a...
US20090302986 Minimal-length windings for reduction of copper power losses in magnetic elements  
The present invention discloses means for reducing copper power losses in windings of magnetic elements by minimizing their length. This is achieved by winding a continuous copper foil of a...
US20140062639 Surface-Mount Inductor  
[TECHNICAL PROBLEM] Present invention provides a surface-mount inductor allowing the Q to be improved at a higher frequency and preventing the efficiency of the inductor from getting worse even at...
US20090066453 CHOKE OF ELECTRIC DEVICE  
The present invention relates to a choke (1) of an electrical device, comprising at least one conductor (2, 3) wound into a coil having separate turns of the conductor wound on top of one another,...
US20150084731 PULSE TRANSFORMER  
Disclosed herein is a pulse transformer that includes a drum core having a winding core portion and first and second flange portions, a plate core connected to the first and second flange...
US20110210812 HOLDING DEVICE FOR A CAST RESIN TRANSFORMER WINDING  
A holding device for fastening a cast resin transformer winding relative to a transformer core has a support element and a receiving element attached to a tie rod. By fastening the support element...
US20120098632 Core and Coil Construction for Multi-Winding Magnetic Structures  
Multi-winding magnetic structures and methods of making multi-winding magnetic structures are disclosed. In one embodiment, a multi-winding magnetic structure includes a core constructed of a...
US20110037553 HIGH VOLTAGE TRANSFORMER WITH SPACE-SAVING PRIMARY WINDINGS  
A high voltage transformer is described with an elongate core (38) out of a ferromagnetic material. A transformer frame (36) out of plastic material has segment walls (40) arranged perpendicular...
US20110221555 ELECTRICAL ASSEMBLY AND METHOD FOR MAKING THE SAME  
An electrical assembly for use with a rotary transformer is provided. The electrical assembly includes a assembly structure having a first flange positioned proximate a first end portion of the...
US20060119459 Ignition coil with case made from impregnated mica tube  
An ignition coil assembly includes a cylindrical central core having a main axis, a primary winding outwardly of the central core, a secondary winding outwardly of the primary winding, and a case...
US20110148563 PLANAR TRANSFORMER AND WINDING ARRANGEMENT SYSTEM BACKGROUND  
A winding arrangement system of a planar transformer includes a primary winding arranges on a number of first circuit layers of a printed circuit board (PCB), and two secondary winding arranged on...
US20140266434 CIRCUITS FOR AND METHODS OF IMPLEMENTING A GAIN STAGE IN AN INTEGRATED CIRCUIT  
A circuit for implementing a gain stage in an integrated circuit is described. The circuit comprises a first inductor formed in a first plurality of metal layers; a second inductor formed in a...
US20140184377 INDUCTOR  
Disclosed herein is an inductor including: a substrate; an insulating part provided on the substrate; and a conductive pattern part provided in the insulating part, wherein the insulating part...
US20120194309 MAGNETIC POWDER MATERIAL, LOW-LOSS COMPOSITE MAGNETIC MATERIAL CONTAINING SAME, AND MAGNETIC ELEMENT USING SAME  
The present invention provides a material which can be used for low pressure molding, and which has a low core loss while maintaining the characteristic of an amorphous powder that is the high...
US20140111273 INDUCTOR WITH CONDUCTIVE TRACE  
Among other things, an inductor comprising a conductive trace and a method for forming the inductor are provided. The inductor comprises a magnetic structure, such as a ferrite core. A molding...
US20140292463 Transformer Device  
A transformer device is disclosed in which a transformer module includes a first transformer unit disposed on a PCB and having a plurality of first pins and a plurality of second pins, and a...
US20150216072 MODULAR SKID FRAME WITH SHEAR MEMBER  
A modular skid frame and device to reduce the potential for harm and injury from arc flashes. The modular skid frame comprises a plurality of frame members secured together to form the skid frame,...
US20150101854 MINIATURE PLANAR TRANSFORMER  
An inductive device may include a pair of half-shell magnetically-conductive housings joined together and defining an enclosed cavity between them. The inductive device may also include primary...
US20110074533 Center Tapped Transformers for Isolated Power Converters  
A cost effective solution for construction of high frequency, double ended, isolated, push pull, center tapped power transformers operating in continuous/discontinuous mode with minimized winding...
US20120146756 Current Compensated Inductor and Method for Producing a Current Compensated Inductor  
The invention relates to a current compensated inductor comprising a single piece annularly closed ferrite core. The ferrite core comprises at least two wire coils each comprising a flat wire...
US20130141199 Split-Winding Integrated Magnetic Structure  
In one embodiment the invention describes an integrated magnetic structure, for use in a transformer coupled buck and/or boost converter, comprising a core having at least one leg portion and at...
US20120249107 COUPLED INDUCTOR TO FACILITATE INTEGRATED POWER DELIVERY  
An embodiment of the present invention provides an apparatus, comprising a surface mounted device (SMD) inductor, the SMD inductor including at least two counter wound aircoils formed on a same...
US20130162381 OIL IMMERSED STEREO WOUND-CORE AMORPHOUS ALLOY TRANSFORMER  
An oil immersed stereo wound-core amorphous alloy transformer, comprising an iron core, a high-low voltage winding, leads and a tank. The core comprises three single frames made of amorphous alloy...
US20130106555 Amorphous Core Transformer  
In an amorphous core transformer, an amorphous core is constructed such that, when a plurality of kinds of amorphous magnetic strips having different widths are arranged in abutting relation and...
US20110006755 HIGH SENSITIVITY DIFFERENTIAL CURRENT TRANSFORMER FOR INSULATION HEALTH MONITORING  
A current transformer is provided. The current transformer comprises an inner magnetic core having a central opening, an outer sense core circumscribing the inner magnetic core, at least one pair...
US20080079526 LIGHT TUBE DRIVING CIRCUIT AND TRANSFORMER THEREOF  
A transformer includes a bobbin, a primary coil, a first secondary coil, a first core, a second core and a third core. The bobbin has a through hole. The primary coil and the first secondary coil...
US20120280781 METHOD OF MAKING A CONTROLLED SEAM LAMINATED MAGNETIC CORE FOR HIGH FREQUENCY ON-CHIP POWER INDUCTORS  
A controlled seam magnetic core lamination utilizable in an inductor structure includes a magnetic base and first and second spaced-apart magnetic sidewalls extending substantially orthogonally...
US20120013429 MULTILAYER INDUCTOR AND METHOD OF MANUFACTURING THE SAME  
Provided is a multilayer inductor and a method of manufacturing the same. The multilayer inductor includes a plurality of deposited ferrite sheets, a coil part constituted by a plurality of...
US20070279173 Measurement transmitter  
The invention relates to a measurement transmitter for operation in a process plant. The enclosure of the measurement transmitter comprises two mutually separate containers (11, 12), where the...
US20130328652 THREE-STEP CORE FOR A NON-LINEAR TRANSFORMER  
A three step non-linear transformer core is formed from three sections of laminations each having different widths and cross-sectional areas. A first section of laminations is formed by...
US20110121935 COMPOSITE MAGNETIC CORE ASSEMBLY, MAGNETIC ELEMENT AND FABRICATING METHOD THEREOF  
A composite magnetic core assembly includes an inner magnetic core and an outer magnetic core. The inner magnetic core is made of a high saturation flux density and low permeability material. The...
US20120007707 NON-CONDUCTIVE LID FOR TRANSFORMERS  
The present invention is an electrically non-conductive transformer lid that may replace the top of the housing of a transformer or be attached to the housing of a transformer. The lid may isolate...
US20110316657 Three Dimensional Wire Bond Inductor and Transformer  
A three-dimensional inductor or transformer for an electronic packaging system that includes a plurality of conductive traces and a plurality of conductive wire bonds. The traces are located in a...
US20090322462 Foil Winding Pulse Transformer  
A pulse transformer arrangement (100) is built from an uncut pulse transformer core (110) and at least one foil winding (120-A, 120-B) (each) comprising multiple insulated conducting strips...
US20110175695 HOUSING FOR AN ELECTRIC MACHINE  
The disclosure relates to a housing for an electric machine, for example, an electric power transformer, such as a dry-type transformer, with cooling channels being provided within the housing for...
US20080048817 CIRCUIT MODULE  
A circuit module includes a flexible sheet of non-conductive material that is sufficiently flexible to permit the sheet to be rolled and which supports a circuit. The circuit has at least one loop...
US20110133880 INTEGRATED CIRCUIT INDUCTOR WITH INTEGRATED VIAS  
Integrated circuit inductors (5) are formed by interconnecting various metal layers (10) in an integrated circuit with continuous vias (200). Using continuous vias (200) improves the Q factor over...
US20140167903 COMMON MODE FILTER  
A common mode filter includes first and second wires wound around a winding core portion by the same number of turns. Each of the first and second wires is wound by a number m1 of turns in a first...
US20140361862 RADIAL DROP WINDING FOR OPEN-WOUND MEDIUM VOLTAGE DRY TYPE TRANSFORMERS WITH IMPROVED SUPPORT STRUCTURE  
A method provides a radial drop winding for an open wound transformer. A plurality of non-electrically conductive posts are arranged to define an interior space. Each post is of generally L-shape...
US20110234331 INTEGRATED CIRCUITS WITH CONFIGURABLE INDUCTORS  
Integrated circuits with phase-locked loops are provided. Phase-locked loops may include an oscillator, a phase-frequency detector, a charge pump, a loop filter, a voltage-controlled oscillator,...
US20150255204 CHOKE COIL  
Disclosed herein is a choke coil including: a core composed of first and second legs, a first flat plate connecting an upper end portion of the first leg and that of the second leg, and a second...
US20140111297 Wound transformer core and method of manufacture  
In a transformer core and transformer, a wound transformer core is formed from magnetic steel strips that are wound into multiple rings of different widths and arranged to define a ring-like...
US20110234361 PENCIL CORE AND METHOD OF MANUFACTURING THE IMPROVED PENCIL CORE  
In a method for manufacturing pencil cores a continuous strip of electrical steel is provided. The continuous strip is cut to create a plurality of starting strips as laminations each having a...
US20110148557 Double Active Parts Structure of Reactor  
A double active parts structure of a reactor comprises two separate active parts that are coupled together by its inner coils. The arrangement mode of the two active parts is parallel or in-line.