| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 336199000 |
COIL OR COIL TURN SUPPORTS OR SPACERS
| 754 |
| 336192000 |
WINDING WITH TERMINALS, TAPS, OR COIL CONDUCTOR END ANCHORING MEANS
| 330 |
| 336055000 |
WITH TEMPERATURE MODIFIER
| 195 |
| 336090000 |
WITH OUTER CASING OR HOUSING
| 178 |
| 336221000 |
COIL AND CORE
| 148 |
| 336083000 |
CORE FORMS CASING
| 99 |
| 336084000 |
WITH ELECTRIC AND/OR MAGNETIC SHIELDING MEANS
| 94 |
| 336212000 |
PLURAL PART CORE
| 88 |
| 336233000 |
CORE (E.G., COMPRESSED POWDER)
| 85 |
| 336170000 |
THREE OR MORE WINDINGS
| 77 |
| 336065000 |
WITH MOUNTING OR SUPPORTING MEANS (E.G., BASE)
| 73 |
| 336105000 |
COMBINED
| 71 |
| 336196000 |
WITH SUPPORTING AND/OR SPACING MEANS BETWEEN COIL AND CORE
| 71 |
| 336180000 |
WINDING FORMED OF PLURAL COILS (SERIES OR PARALLEL)
| 69 |
| 336220000 |
TWO WINDINGS
| 68 |
| 336005000 |
POLYPHASE
| 60 |
| 336225000 |
COILS OF SPECIAL CONFIGURATION
| 52 |
| 336222000 |
WINDINGS
| 49 |
| 336178000 |
WITH CLOSED CORE INTERRUPTED BY AN AIR GAP
| 38 |
| 336137000 |
WITH MEANS TO CHANGE COIL LENGTH OR CONNECTIONS
| 36 |
| 336115000 |
RELATIVELY MOVABLE COILS
| 27 |
| 336175000 |
CORE SURROUNDING LINEAR CONDUCTOR
| 23 |
| 336173000 |
INTERLINKED COILS OR WINDINGS (E.G., CURRENT TRANSFORMER)
| 19 |
| 336110000 |
WITH PERMANENT MAGNET
| 19 |
| 336213000 |
WOUND CORE
| 14 |
| 336130000 |
RELATIVELY MOVABLE CORE AND COIL
| 14 |
| 336177000 |
WITH COIL OR MAGNETIC MATERIAL
| 13 |
| 336188000 |
TWO WINDINGS WITH MUTUALLY CROSSED WINDING TURNS
| 11 |
| 336210000 |
WITH CORE CLAMPS, WEDGES OR FASTENERS
| 10 |
| 336030000 |
WITH CONDITION-RESPONSIVE INDUCTANCE ADJUSTING MEANS (E.G., BY ELECTROMAGNET)
| 10 |
| 336073000 |
WITH CLOSED COIL OR CONDUCTOR MEMBER
| 9 |
| 336155000 |
INDUCTIVE REGULATORS WITH NO RELATIVELY MOVING PARTS
| 8 |
| 336216000 |
CORE JOINT STRUCTURE
| 6 |
| 336189000 |
COIL WITH CROSSED TURNS
| 6 |
| 336020000 |
WITH DEFORMABLE OR DISTORTABLE COIL AND/OR CORE
| 6 |
| 336214000 |
MULTIPLE MAGNETIC PATHS | 4 |
| 20130082814 | MULTI-WINDING MAGNETIC STRUCTURES - A parallel multi-winding magnetic structure includes a magnetic core defining a plurality of flux paths through the core and a plurality of windings extending around portions of the core. At least some of the windings are positioned adjacent a periphery of the structure. The structure further includes an electrical conductor extending along the periphery of the structure and the windings positioned adjacent the periphery of the structure. | 04-04-2013 |
| 20140176289 | ELECTROMAGNETIC INTERFERENCE FILTER AND METHOD OF MANUFACTURING THE SAME - There are provided an electromagnetic interference filter and a method of manufacturing the same. The electromagnetic interference filter includes a base core including a first base core and a second base core facing the first base core, a leg core including first and second leg cores disposed between the first base core and the second base core, the first and second leg cores facing each other, a winding coil part including first and second winding coils wound around the first and second leg cores, respectively, and connected to a power supply, the first and second winding coils respectively providing magnetizing inductance and leakage inductance, and a central core disposed between the first and second cores to provide an inductance leakage path between the first and second base cores. | 06-26-2014 |
| 20130076476 | POWER SUPPLY IMPROVEMENTS - A power supply apparatus which includes a transformer having a primary winding and a secondary winding, whereby magnetic flux generated by a varying primary voltage applied to the primary winding induces a varying secondary voltage on the secondary winding, a torroidal transformer core over which said primary winding and secondary winding are applied, and at least one magnetic shunt arranged to provide a diversion path for magnetic flux generated by the primary winding which diverts magnetic flux from the secondary winding. | 03-28-2013 |
| 20140340188 | PLANAR CORE WITH HIGH MAGNETIC VOLUME UTILIZATION - A structure is disclosed, comprising: a first magnetic core portion comprising: a first plurality of leg posts that are to be surrounded by a first set of windings; and a first plurality of center portions that are not to be surrounded by windings; and a second magnetic core portion comprising: a second plurality of leg posts that are to be surrounded by a second set of windings; and a second plurality of center portions that are not to be surrounded by the second set of windings, wherein the first set of center portions and the second set of center portions are configured to provide a plurality of physically separate magnetic flux paths. | 11-20-2014 |
| 336219000 |
CORE INSULATION (E.G., BETWEEN CORE PARTS) | 4 |
| 20090315663 | REACTOR CORE AND REACTOR - In a reactor core, a gap section between a plurality of core material portions is constituted by adhering and fixing the gap section through a spacer, and a resin is arranged vertical to the adhering surface between the core material and the spacer, for sandwiching at least a part of the core material. The resin material is preferably a molded material. | 12-24-2009 |
| 20120280781 | 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 from the base to define a seam therebetween. The controlled seam magnetic core lamination is utilizable in an inductor structure that includes: a non-conductive lower mold; a plurality of spaced-apart controlled seam lower laminations formed in the lower mold, each magnetic lower lamination having a horizontal base and first and second spaced-apart sidewalls extending substantially vertically upward from the base to define a seam therebetween; a non-conductive isolation layer formed on the lower mold and the magnetic lower laminations; a conductive trace formed on the isolation layer; a non-conductive upper mold formed over the isolation layer and the conductive trace; and a plurality of spaced-apart controlled seam magnetic upper laminations formed in the upper mold, each magnetic upper lamination having a horizontal base and first and second spaced-apart sidewalls that extend substantially vertically upward from the base to define a seam therebetween. | 11-08-2012 |
| 20150048919 | METHOD OF MANUFACTURE OF PORCELAIN INSULATOR STRUCTURES AND METHOD AND ASSEMBLY FOR AFFIXING METAL FLANGES TO PORCELAIN INSULATORS - A manufacturing process for a structure having a porcelain body and a flange includes: inserting an end portion of the body into a flange opening, providing a gap between the body end portion and a metal surface of the flange, filling the gap with adhesive to create a bond between the surfaces, installing an electrically active subassembly in the porcelain body and placing the structure in a heated environment to simultaneously dry the subassembly and fully cure the adhesive to provide the bond. | 02-19-2015 |
| 20150048920 | INDUCTOR ELEMENT AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is an inductor element having an internal electrode in which a first plating layer and a second plating layer having a coil shape are embedded, the inductor element including: a first plating layer formed on a support member; an insulating layer covering the first plating layer and provided with an opening which exposes an upper surface of the first plating layer; and a second plating layer filled in the opening, whereby the inductor element in which the internal electrode having a high aspect ratio is embedded is implemented. | 02-19-2015 |
| 336211000 |
CONCENTRIC OR NESTED CORE ELEMENTS | 4 |
| 20090066464 | IGNITION APPARATUS HAVING BONDED STEEL WIRE CENTRAL CORE - An ignition apparatus includes a transformer having a central core, a primary winding disposed thereabout, a secondary winding disposed outwardly of the primary winding, a case configured to house the central components, and an outer core or shield disposed outwardly of the secondary winding. The central core is formed from multiple, low carbon steel wires held together is a cylindrical shape with cured bond coating material such as an epoxy material or an aromatic polyamide material. In one configuration, at least two different sizes of wires are used in forming the core to increase the density of the magnetically-permeable wire material in the core. | 03-12-2009 |
| 20100141372 | PULSE TRANSFORMER WITH A CHOKE PART - A pulse transformer includes a core unit and a coil unit. The core unit includes an annular core part, and an annular choke part that is disposed in contact with the annular corepart. The coil unit includes a plurality of coils, each of which is wound around both of the annular core part and the annular choke part. | 06-10-2010 |
| 20140240074 | Systems And Methods For Making Radially Anisotropic Thin-Film Magnetic Torroidal Cores, And Radially Anisotropic Cores Having Radial Anisotropy, And Inductors Having Radially Anisotropic Cores - A radially anisotropic toroidal magnetic core is fabricated by a method including providing apparatus having a first magnet for providing a radial magnetic field extending across a cavity from an axial spindle to a surrounding second magnetic element, placing a substrate in the cavity, the substrate having a hole fitting around the head of the spindle; and sputter-depositing a film of ferromagnetic material onto the substrate. An alternative fabrication uses a similar fixture to impose magnetic anisotropy by annealing a previously-formed toroidal core. A particular fixture adapted for deposition by electroplating or for applying anisotropy by annealing pre-formed cores applies magnetic fields symmetrically from above and below the cores. Also described are the radially anisotropic core produced by the method, and an inductor having a coil wound on the radially anisotropic core. | 08-28-2014 |
| 20150070124 | SOFT MAGNETIC CORE WITH POSITION-DEPENDENT PERMEABILITY - Soft magnetic core, in which permeabilities that occur at least two different locations of the core are different. | 03-12-2015 |
| 336179000 |
COILS WITH TEMPERATURE COMPENSATING MEANS | 4 |
| 20120256719 | HARMONIC MITIGATION DEVICES AND APPLICATIONS THEREOF - In one embodiment, the instant invention can provide an inductor that at least includes the following component(s): at least one FAP positioned along at least one magnetic flux path; where the at least one FAP is a high permeability core gap piece; and where the at least one FAP has an effective magnetic permeability that varies based on at least in part on one of the following factors: i) at least one magnetic flux through the at least one FAP, and ii) sufficient heating of the at least one FAP. | 10-11-2012 |
| 20130169398 | ANTENNA DEVICE AND COMMUNICATION DEVICE - An antenna device, capable of stable communications without increasing a space of the entire device by keeping a resonance frequency substantially constant even if the temperature changes, includes: an antenna circuit having an antenna coil with an electrically connected capacitor; the coil receiving a magnetic field transmitted from a reader/writer at a predetermined oscillation frequency; the circuit becoming communicable when inductively coupled to the reader/writer; and a magnetic sheet formed at a position superposed on the coil to change its inductance, wherein the coil has a temperature characteristic in which the inductance is changed with a temperature change, and the sheet has a temperature characteristic of changing the inductance to achieve a characteristic inverse to the inductance change with the temperature change in a predetermined use temperature range, and substantially matching a resonance frequency of the circuit with the oscillation frequency in the use temperature region. | 07-04-2013 |
| 20130285784 | INDUCTOR WITH THERMALLY STABLE RESISTANCE - An inductor includes an inductor body having a top surface and a first and second opposite end surfaces. There is a void through the inductor body between the first and second opposite end surfaces. A thermally stable resistive element positioned through the void and turned toward the top surface to forms surface mount terminals which can be used for Kelvin type sensing. Where the inductor body is formed of a ferrite, the inductor body includes a slot. The resistive element may be formed of a punched resistive strip and provide for a partial turn or multiple turns. The inductor may be formed of a distributed gap magnetic material formed around the resistive element. A method for manufacturing the inductor includes positioning an inductor body around a thermally stable resistive element such that terminals of the thermally stable resistive element extend from the inductor body. | 10-31-2013 |
| 20160005533 | INDUCTOR WITH THERMALLY STABLE RESISTANCE - An inductor includes an inductor body having a top surface and a first and second opposite end surfaces. There is a void through the inductor body between the first and second opposite end surfaces. A thermally stable resistive element positioned through the void and turned toward the top surface to forms surface mount terminals which can be used for Kelvin type sensing. Where the inductor body is formed of a ferrite, the inductor body includes a slot. The resistive element may be formed of a punched resistive strip and provide for a partial turn or multiple turns. The inductor may be formed of a distributed gap magnetic material formed around the resistive element. A method for manufacturing the inductor includes positioning an inductor body around a thermally stable resistive element such that terminals of the thermally stable resistive element extend from the inductor body. | 01-07-2016 |
| 336186000 |
COIL FORMED OF PARALLEL CONNECTED CONDUCTORS | 3 |
| 20100231341 | HIGH FREQUENCY TRANSFORMER FOR HIGH VOLTAGE APPLICATIONS - A transformer comprises a primary winding having a first plurality of magnetic circuits each with a second plurality of turns and electrically connected in parallel and a secondary winding comprising a third plurality of magnetic circuits each with a fourth plurality of turns and electrically connected in series. The primary winding is electromagnetically coupled to the secondary winding by a single turn electrically conductive loop. | 09-16-2010 |
| 20120092117 | CONDUCTOR WIRE FOR MOTOR AND COIL FOR MOTOR - The present application has a purpose to provide a conductor wire for motor capable of improving durability against bending, and a coil for motor using the conductor wire for motor. One aspect of the invention, therefore, provides a conductor wire for motor comprising a fine wire assembly and a coating member covering an outer peripheral surface of the fine wire assembly, the fine wire assembly consisting of a plurality of fine wires assembled in a bundle, and each of the fine wires including a conductor and an insulating part provided on an outer peripheral surface of the conductor, wherein the coating member is made of metal, and the coating member has an electrical resistance value larger than an electrical resistance value of the conductor. | 04-19-2012 |
| 20140043128 | ELECTROMAGNETIC INDUCTION DEVICE FOR GENERATION OF ELECTRICAL POWER - An electromagnetic induction device having an array of linearly arranged wires spanning between a pair of conductor plates forming a parallel circuit between each of the wires. The wires are arranged forming a plurality of planes, which are stacked into layers. Multiple induction devices are assembled together providing at least one “inductor” and at least one “inductee”. A moving magnetic field comprised of concentric circles is created in and around the at least one inductor when a cyclic current flows in the said wires. A voltage and current is induced by the said moving magnetic field. The field propagates then collapses through the wires of the inductees in a perpendicular manner, inducing therein a cyclic voltage and a current flow. The “inductor” and “inductee” can be shaped and assembled in a variety of form factors, including a linear arrangement, a toroidal arrangement, a stacked arrangement, and the like. | 02-13-2014 |
| 336172000 |
COIL TURN LINKS PORTION OF CORE ACROSS SECTION (E.G., FRACTIONAL TURN) | 3 |
| 20090045899 | Thin film magnetic device and method of manufacturing the same - A thin film magnetic device is provided, in which magnetic permeability in a high frequency range can be easily improved. Scratch-like grooves extending along an extending direction of a coil (for example, a Y-axis direction being an extending direction of a second coil part) are formed at least one side of a surface and a back of each of a lower magnetic film and an upper magnetic film. A magnetization direction of anisotropic magnetization is controlled in each of formation areas of the scratch-like grooves (formation areas of lower magnetic films and upper magnetic films), and therefore displacement (rotation) of the magnetization direction of the anisotropic magnetization is pinned by the scratch-like grooves. Consequently, certain magnetic permeability is kept even in a high frequency range. Moreover, such formation of the scratch-like grooves may not cause complexity in manufacturing process. | 02-19-2009 |
| 20150325359 | Analytical Instrument Inductors and Methods for Manufacturing Same - Analytical instrument inductors are provided that can include bundled wired conductive material about a substrate. Analytical instrument inductors are also provided that can include: a tubular substrate defining a plurality of flanges extending outwardly from a core of the substrate wherein opposing flanges define portions of the core; at least one pair of wires wound about a first portion of the core and between at least two flanges, the pair of wires extending to and wound about a second portion of the core; and wherein the one pair of wires are operatively coupled to an analytical instrument to provide inductance. Methods for preparing an instrument inductor are provided. The methods can include bundling wires about and within multiple exterior openings of a hollow-cored substrate; and connecting each of the bundles across the openings. | 11-12-2015 |
| 20160049238 | MAGNETIC COMPONENT FOR A SWITCHING POWER SUPPLY AND A METHOD OF MANUFACTURING A MAGNETIC COMPONENT - The present application relates to magnetic components employed in switching power supplies. The application provides a gapped magnetic core ( | 02-18-2016 |
| 336209000 |
COIL WRAPPER ON BINDER | 2 |
| 20110163833 | Method for making electrical windings for electrical apparatus and transformers and windings obtained by said method - This invention relates to a method of manufacturing electrical windings for electrical apparatus and transformers. This method comprises the following steps: manufacturing a metal mandrel defining the internal shape of the winding; installation of an internal insulation and support; installation of side rings; pouring impregnation compound on horizontally turning mandrel for obtaining a thin layer on the operational area of the mandrel and side surface of the side rings; optionally curing this layer; fixation of the first end wire using one of side rings; manufacturing winding with simultaneous pouring of compound onto the mandrel; possibly introducing intermediate insulation and/or reinforcing layers of preimpregnated reinforced plastics; optionally inserting premade sleeves around section of the winding; fixation of the second end wire using one of side rings; possibly introducing external insulation or reinforcing layers of preimpregnated reinforced plastics; possibly manufacturing secondary windings on top of the wound winding; curing the winding; extraction of the cured winding or a set of cured windings from the mandrel. | 07-07-2011 |
| 20150325354 | INDUCTOR AND METHOD OF MANUFACTURING INDUCTOR - An inductor ( | 11-12-2015 |
| 336195000 |
COIL SUPPORTED WITHIN GROOVED OR HOLLOW COIL CONDUCTOR OF ANOTHER COIL | 2 |
| 20120007708 | SOLID STATE ROTARY FIELD ELECTRIC POWER COGENERATION UNIT - A solid state rotary filed electric power cogeneration unit and method is disclosed for converting a portion of the flowing current (electrons) in the neutral leads of any alternating electric power system into usable electric power (energy) without negatively changing the power status of the primary or power side of the system and simultaneously effecting more efficient functioning of the neutral and/or ground neutral portion of the system by lowering the impedance. | 01-12-2012 |
| 20130076472 | Super-thin Filter Structure - A super-thin filter structure mainly has a channel furnished in the iron core with a penetrating hole furnished in the middle section thereof; a truncated angle parts is furnished at the end angles of the iron core; a containing concave part for containing the iron core is furnished and a center seat having a penetrating hole is furnished at the center thereof for placing into the penetrating hole of the iron core; a wire-guiding channels is also furnished at the bottom of the base; an upper cover is placed into the channel, and a center salient part having a penetrating hole is capable of placing into the penetrating hole and touching the center seat making the upper cover to clip the iron core in coordination with the base; a wire-guiding channels together with the wire-guiding channels is capable of simultaneously providing the winding of a coil. | 03-28-2013 |
| 336015000 |
WITH COIL WINDING AND/OR UNWINDING | 2 |
| 20090201113 | INTEGRATED INDUCTOR STRUCTURE AND METHOD OF FABRICATION - An inductor structure comprised of a magnetic section and a single turn solenoid. The single turn solenoid to contain within a portion of the magnetic section and circumscribed by the magnetic section. | 08-13-2009 |
| 20150348692 | ELECTROMAGNETIC INDUCTION COIL - A primary electromagnetic induction coil, which supplies power to a primary resonance coil in a pair of a primary and a secondary resonance coils that conduct non-contact power supply by magnetic field resonance, includes a coil main body and a wedge that mounts an end portion of the coil main body to separate the end portion from other portions. Impedance matching can be achieved by adjusting a position of the wedge and a number of turns of the coil main body. | 12-03-2015 |
| 336100000 |
WITH VIBRATION CONTROL | 2 |
| 20150371767 | Stationary Induction Apparatus - The invention provides a stationary induction apparatus excellent in core vibration damping, being capable of realizing reduction in core excitation-noise. The stationary induction apparatus according to the invention includes a core made up of plural of core-legs formed by lamination of electromagnetic steel sheets, and a core-yoke formed by lamination of electromagnetic steel sheets to join the plural core-legs together; a core-tightening clasp for tightening a joint between the core-yoke and the core-legs, in the direction of the lamination of the electromagnetic steel sheets, to be secured, a winding, a tank, and an insulating sheet disposed between the core-tightening clasp and the core-yoke. Further, a concave hollowed-out part or a notched part is provided on the insulating sheet, positioned at a joint between the core-yoke and the core-leg, and a vibration insulator is disposed in the concave hollowed-out part or the notched part. | 12-24-2015 |
| 20160133381 | Stationary Induction Apparatus - The stationary induction apparatus includes: a static induction device main body; a tank accommodating the static induction device main body along with an insulating material; an upper stay for reinforcement and a lower stay for reinforcement provided on at least upper part and lower part of an outer surface of the tank; and a sound insulating board provided between the upper stay and the lower stay. The sound insulating board is connected to the upper stay at its one end via a first support member, and to the lower stay at another end via a second support member. The first support member is entirely joined to the upper stay, and the second support member is entirely joined to the lower stay. The sound insulating board is partially joined respectively to the first support member and to the second support member. | 05-12-2016 |
| 336082000 |
COIL FORMS PROTECTIVE CASING | 2 |
| 20090051473 | METHODS AND APPARATUS FOR ELECTROMAGNETIC COMPONENTS - Methods and apparatus for electromagnetic components comprise a core and a winding. The core and winding are configured to provide smaller and more effective electromagnetic components. | 02-26-2009 |
| 20090128274 | INDUCTOR USING BULK METALLIC GLASS MATERIAL - Inductors using bulk metallic glass (BMG) material and associated methods are generally described. In one example, an apparatus includes an electrically conductive core material, an electrically insulative material coupled with the electrically conductive core material, and a magnetic bulk metallic glass (BMG) material coupled with the electrically insulative material, wherein the electrically conductive core material, the electrically insulative material, and the magnetic BMG material form an inductor. | 05-21-2009 |
| 336069000 |
WITH COIL CAPACITANCE MODIFYING MEANS | 2 |
| 20090002111 | Wideband planar transformer - A method of arranging and fabricating parallel primary and secondary coils of a wideband planar transformer is provided. The spacing and width of the coils are disposed to extend the bandwidth from DC to GHz and allow for high frequency coupling when the core permeability dramatically drops and achieves low reflected energy and low loss over a wide bandwidth. A bottom mold having a pattern of hole-pairs with conductive elements inserted vertically couples to a top mold such that a middle portion of the conductive elements spans between the top and bottom molds. Dielectric material envelopes the middle portion and a displacement feature of the mold creates a vacancy. A ferrite element is deposited to the vacancy. A second top mold spans the bottom mold and dielectric material is deposited to create a molded assembly. A deposited patterned conductive coating connects the element ends to define the transformer coils. | 01-01-2009 |
| 20100245008 | ENTIRELY INTEGRATED EMI FILTER BASED ON A FLEXIBLE MULTI-LAYER STRIP MATERIAL - An entirely integrated EMI filter is based on a flexible multi-layer strip material. An EE or EI core comprises two side pillars and one middle pillar and forms a closed magnetic circuit. The middle pillar has an air gap. A first winding and a second winding respectively are wound around the two side pillars in a same winding direction. The middle pillar is wound with a third winding and a fourth winding, or with only a fifth winding. Passive components (e.g., all passive components) of the EMI filter are integrated into one core so that in its differential mode, insertion loss is significantly reduced, the size and volume are reduced, and the distribution constant of the EMI filter has less impact on the filter's performance. | 09-30-2010 |
| 336218000 |
MAGNETIC ORIENTATION (I.E., DIRECTIONALLY PRESTRESSED CORE MATERIAL) | 1 |
| 20100308949 | MULTILAYER POWER INDUCTOR USING SHEETS CHARGED WITH SOFT MAGNETIC METAL POWDER - The present invention relates to a multilayer power inductor in which sheets are charged with a soft magnetic metal alloy powder having a shape optimized along a magnetic path, pattern circuits made from conductive materials are formed on the sheets, and via holes are formed through the sheets to easily connect pattern circuits. The power inductor of the present invention is manufactured by stacking the above-described sheets into multiple layers. The sheets of the inductor of the present invention are charged with soft magnetic metal powder having a high magnetization density, and fine gaps are distributed among the powder the shape of which is optimized along a magnetic path to ensure high current superposition characteristics which allow the use of 1A to several tens of A without causing leakage flux, and ensure stable inductance to a high frequency domain of the 10 MHz band. Further, the present invention is advantageous as it provides an inductor with a thin width, a large area, high inductance and high direct current superposition characteristics. | 12-09-2010 |
| 336045000 |
WITH MOVABLE ELEMENT POSITION INDICATOR | 1 |
| 20140333400 | COUPLER FOR USE IN A POWER DISTRIBUTION SYSTEM - A novel coupler, coupler housing and ferrite core and associated elements and concepts thereof and therefor for use in particular with an Inductive Power Transfer or Distributed Power System. | 11-13-2014 |
