Abstract: A multi-phase integrated power inductor component assembly includes a plurality of conductive windings on an integrated magnetic core structure accepting each of the plurality of conductive windings in a spaced apart, non-coupled arrangement with respect to one another. The integrated magnetic core structure includes a series of magnetic gaps each being respectively centered on one of the plurality of conductive windings. The windings include surface mount terminations for connection to a circuit board.

Abstract: A button deck assembly includes a button deck having at least one mechanical pushbutton, the pushbutton includes a lens cap, a liquid-crystal display (LCD) panel, and an optical block configured to transmit images from the LCD panel for display through the lens cap, a bottom surface of the optical block is positioned on the LCD panel, an air gap is defined between a top surface of the optical block and the lens cap. The assembly also includes a printed circuit board (PCB) assembly defining a PCB aperture, the PCB aperture is sized to receive the optical block, and an elastomeric membrane defining a membrane aperture sized to receive the optical block, the optical block extends from the LCD panel through the PCB and membrane apertures, the membrane channels fluid flow to outer edges of the membrane and around the PCB assembly and the LCD panel.

Abstract: A ferromagnetic lamination, a magnetic conductive member of an electrical machine, an electrical machine having the magnetic conductive member of the electrical machine, a winding structure of an electrical machine, an electrical machine having the winding structure of the electrical machine, and an electric energy and magnetic energy conversion device are provided. The magnetic conductive member of the electrical machine includes winding slots, and multiple cavities are formed on an inner wall of each of the winding slots. With the magnetic conductive member of the electrical machine, a liquid insulating medium can be effectively retained and fixed by means of a cavity structure when an insulating treatment is performed on the magnetic conductive member of the electrical machine, and a rooted intermediate elastic base is formed at a ferromagnetic boundary after the liquid insulating medium is solidified, thereby effectively preventing the insulating medium from peeling, splitting or falling off.

Abstract: A coil component and an insulating bobbin are provided with a first insulating bobbin having a first flange portion, a first rib, and a pair of locking claw portions and a second insulating bobbin having a second flange portion, a second rib, and a pair of locking opening portions. The pair of locking claw portions and the pair of locking opening portions are locked in a state where both end portions of a coil winding portion in a coil axis direction are covered with the first and second flange portions and and the first and second ribs and are respectively fitted into first and second slits and of the coil winding portion. As a result, adequate insulation performance can be ensured and workability can be improved when a coil insulating member is assembled to the coil winding portion.

Abstract: Provided is a coil component 100 including a first coil element 111 and a second coil element 112 each formed in an angular-tubular shape and disposed in parallel, and an interconnection part 113 for connecting the both coil elements 111, 112. The interconnection part 113 is configured with a first connecting part 123A, a second connecting part 123B, an intermediate part 123C, and an inverted part 123D. The first connecting part 123A is configured with a flatwise-bending portion 123A1 and an edgewise-winding portion 123A2. The second connecting part 123B is configured with a flatwise-bending portion 123B1 and an edgewise-winding portion 123B2. The intermediate part 123C is provided to extend over a gap part 115 between the second coil element 112 and the first coil element 111 on a front end-face side without being twisted.

Abstract: The disclosure relates to a method of manufacturing an implantable defibrillation coil for a lead of an active implantable medical device, the defibrillating coil includes at least one elongate conductive coil which includes a plurality of non-contiguous turns. The method includes inserting a tube of polymeric material within the elongated conductive coil, supplying thermal energy to soften the tube, applying pressure on the assembly formed by the elongate conductive coil and causing the tube to deform the tube wall by insertion of the tube wall between the turns of the elongate conductive coil.

Abstract: The present disclosure relates to a fabrication process for a current transformer. For example, the process may include wrapping first windings around a first core half of a magnetic core of a current transformer. The process may include wrapping second windings around a second core half of the magnetic core. The magnetic core may be inserted into an overmold tool. The process may include overmolding a first overmold over the first core half of the magnetic core and a second overmold over the second core half of the magnetic core. After overmolding, the magnetic core may be cut in half.

Abstract: The present disclosure relates to a gel polymer electrolyte including an imide salt, and a lithium secondary battery including the same and having a protective film formed on a cathode tab. Disclosed are a gel polymer electrolyte that allows the production of a secondary battery having excellent quality with no corrosion of a cathode, while using, as an electrolyte, an imide-based salt effective for improvement of output quality and high-temperature storability, as well as a secondary battery including the same.

Abstract: A core body includes a central iron core, an outer peripheral iron core surrounding the central iron core, and a single hoop material wound body formed by winding a hoop material. At least three iron portions of an outer circumferential surface of the hoop material wound body are bent radially inward thereof. The central iron core includes at least three iron cores, each of which having a cut tip, is made by cutting at least three projection portions of the hoop material wound body. Each of the at least three projection portions is located between the at least three portions.

Abstract: A coil unit may include coil holding member configured to hold a coil; and a coil held by the coil holding member and formed by a conducting wire in a wound state. A direction perpendicular to a length direction of the conducting wire is a thickness direction of the coil. The coil holding member may include an abutment surface configured to abut against one end surface in the thickness direction of the coil, a convex unit protruding from the abutment surface and around which the conducting wire is wound, and a coil pressing unit extending from a front end surface of the convex unit and configured to press the other end surface in the thickness direction of the coil.

Abstract: A mother substrate that enables winding cores to be obtained in a manner in which the mother substrate is divided along x-direction division lines and y-direction division lines is prepared. Subsequently, x-direction division grooves are formed along the x-direction division lines on a first main surface of the mother substrate, y-direction division grooves are formed along the y-direction division lines on the first main surface, and shallow bottom surface exposure grooves, for exposing surfaces that are to be core portion bottom surfaces, are formed on the first main surface. The mother substrate is divided by performing a flattening process on a second main surface of the mother substrate that is opposite the first main surface until the second main surface reaches the x-direction division grooves and the y-direction division grooves to obtain the winding cores that are separated from each other.

Abstract: A winding-start receiving groove in which a winding-start lead wire of a field coil is received is formed in an inner surface of a flange of an insulation bobbin. A holder is disposed on the flange and located on a radially outer side of the winding-start receiving groove. The holder is formed with a holder groove located on an extension line of the winding-start receiving groove and extending at an angle relative to a radial direction of the insulation bobbin. The winding-start lead wire of the field coil is received in the winding-start receiving groove and the holder groove and held by the holder. This makes it possible to obtain a rotor of a rotary electrical machine with a simplified configuration at low cost not only to improve winding workability but also to enhance electrical reliability and durability.

Abstract: A coil component includes an element body having a rectangular main surface; a coil provided within the element body, wherein the coil having a lower coil portion and an upper coil portion; terminal electrodes provided at positions corresponding to corners of the main surface; extracting conductors connected within the element body to both end portions of the coil, wherein the extracting conductors extending from the end portions of the coil to terminal electrodes provided on the main surface; and a dummy electrode provided on the main surface at a position different from those of the terminal electrodes, wherein the dummy electrode is conducted to neither of the extracting conductors.

Abstract: A manufacturing apparatus of an electrical rotating machine includes a coil segment shaping section for shaping a linear wire rod with a predetermined length into a coil segment with a predetermined shape consisting of a pair of slot insertion portions extending substantially in parallel with each other and a linking portion for coupling the pair of slot insertion portions, and a coil assembling section for assembling a coil by circularly arranging the coil segments shaped in the coil segment shaping section. The coil segment shaping section and the coil assembling section are constituted to continuously perform the shaping and the assembling of the coil segment in each coil segment unit, based on control data set depending on a coil to be fabricated.

Abstract: A common-mode choke coil having; a core that extends in a predetermined direction; and first and second wires that are intertwined and wound together around the core.

Abstract: A surface mounted inductor is equipped with a coil formed by winding a conductive wire, and a formed body in which the coil is sealed with a sealing material that mainly contains metal magnetic powder and a resin. The coil is embedded so that surfaces of lead-out ends are exposed on surfaces of the formed body. The resin at portions of surfaces of the formed body where external terminals are formed is removed, and the metal magnetic powder and a plating layer forming the external terminals are joined to each other, thereby connecting the external terminals and the lead-out ends of the coil.

Abstract: An amorphous alloy transformer iron core of a three-dimensional triangle structure belongs to the technical field of electrical devices. The amorphous alloy transformer iron core of the three-dimensional triangle structure is formed by piecing three identical rectangular single frames whose sections are approximately semicircular. A manufacturing method thereof comprises steps of cutting, winding, assembling, annealing and molding. The amorphous alloy transformer iron core of the three-dimensional triangle structure has the advantages of saving materials, reducing loss and noise, balancing three phases, enabling coils not to be sleeved, and being stable in performance and strong in anti-short circuit capacity.

Abstract: An antenna for a cylindrical body may include a flexible substrate coupled to a cylindrical body; a two symmetrical loop omni-directional antenna comprising at least one antenna trace with a first terminal and a second terminal coupled to the flexible substrate; and an integrated circuit electrically coupled to the first terminal and the second terminal.

Abstract: A terminal disclosed herein is a female terminal that is contained in a housing and includes: a connection tubular part provided to be connectable to a counterpart terminal and including a bottom plate; a carrier cut part provided at an edge of the bottom plate; and a projection projecting from the carrier cut part. The carrier cut part is provided at an upper edge part opposite to a lower side corresponding to the housing side along the plate thickness of the bottom plate. The bottom plate includes a bottom surface on the housing side and an upper surface opposite to the bottom surface. The projection is provided to the upper surface side of the bottom plate compared to the bottom surface thereof.

Abstract: A joining method for coil ends includes: pressing a pair of tapered portions such that a pair of first pressing jigs provided with a pair of detent portions is brought closer to the coil ends along an axial direction of the stator core, the pair of detent portions being fitted to the tapered portions; fixing axial positions of the pair of tapered portions such that the pair of detent portions is fitted to the pair of tapered portions so that the pair of tapered portions is sandwiched in a circumferential direction; fixing radial positions of the pair of tapered portions such that the pair of tapered portions is sandwiched by a pair of second pressing jigs so that the tapered portions of the pair of tapered portions make contact with each other; and welding a contacting portion where the tapered portions make contact with each other.

Abstract: The electronic component includes an element body having a mounting surface, an upper surface opposing the mounting surface, a first side surface, and a second side surface adjacent to the first side surface, and an outer conductor including a first portion extending along the first side surface and embedded in the element body so as to be exposed from the first side surface. The element body has a first chamfered portion at a corner portion connecting the upper surface and the first side surface, and a length of the first chamfered portion is longer than a thickness of the first portion of the outer conductor in a direction substantially orthogonal to the first side surface.

Abstract: A superconductive conductor and method of using the superconductive conductor is described. The superconductive conductor includes a plurality of first conductive strips with a first width and a plurality of second conductive strips with a second width, and a strip stack formed from the first and second conductive strips that has a cruciform-shaped cross section.

Abstract: A method for manufacturing a magnetic coil in a wireless charging system is disclosed. The coil may comprise a wire with a rectangular cross section. The method may include feeding a wire into a routing device which includes three winding wheels; routing the wire into a magnetic coil by changing positions of the winding wheels; and assembling the magnetic coil by pressing and attaching the magnetic coil to a coil holder.

Abstract: One object is to provide a new type of coil element capable of reducing leakage magnetic flux. A coil element according to one embodiment of the present invention is provided with an insulator body made of a magnetic material and having a mounting surface and an upper surface opposed to said mounting surface, a coil conductor embedded in the insulator body, an external electrode electrically connected to the coil conductor, a shield layer provided on the upper surface of the insulator body and having a larger magnetic permeability than the insulator body, and a plating layer formed to cover the mounting surface of the external electrode and having a larger magnetic permeability than the insulator body. The plating layer is formed to be thicker than the shield layer.

Abstract: A device is provided that includes a core having a first end and a second end, and first and second wires wound around the core so as to cross each other on the core to form a cross point. The a winding structure of an ith turn of the first and second wires counting from the cross point toward the first end, and a winding structure of an ith turn of the first and second wires counting from the cross point toward the second end, are substantially symmetrical about the cross point.

Abstract: A toroidal magnetic element. A plurality of coils is arranged in a toroidal configuration. Each coil may be a hollow cylinder, formed by winding a rectangular wire into a roll. The coils alternate with spacers, each of which may be a wedge. The coils may alternate in winding orientation, and the inner end of each coil may be connected, through a connection pin, to the inner end of an adjacent coil. Small gaps are formed between the coils and the wedges, e.g. as a result of each wedge having, on its two faces, a plurality of raised ribs, against which the coils abut. Cooling fluid flows through the gaps to cool the coils.

Abstract: A machine (1) for working a ribbon-shaped element (T1, T2?, T2?) is described, comprising at least one cutting station (2) crossed by the ribbon-shaped element (T1, T2?, T2?), guiding means (3, 4) adapted to position and drag the ribbon-shaped element (T1, T2?, T2?) onto at least one fixed plane (PI) of the cutting station (2) keeping an edge of the ribbon-shaped element (T1, T2?, T2?) tangent to a fixed point (A1) of the fixed plane (Pi); at least one of the guiding means (3, 4) rests onto an arm (31) free of rotating with respect to a fixed axis (33); the fixed axis (33) is at the same distance with respect to the cutting station (2) and the at least one of the guiding means (3, 4).

Abstract: A coil winding device includes a wire rod delivering machine configured to deliver a wire rod through a nozzle, a wire storing jig configured to store the wire rod delivered from the nozzle, a wire-wound member around which the wire rod is wound, a wire-wound-member rotation mechanism configured to rotate the wire-wound member to wind the wire rod delivered from the nozzle around the wire-wound member, and a wire-storing-jig turning mechanism configured to turn the wire storing jig around a rotation axis of the wire-wound member to wind the wire rod delivered from the wire storing jig around the wire-wound member. The rotation axis of the wire-wound member and a wire-storing central axis of the wire storing jig are mutually orthogonal.

Abstract: An electronic component includes a main body composed of an insulator, a coating film covering the main body, a circuit element located inside the main body, and outer electrodes. The insulator contains a metal magnetic powder. The coating film is composed of a resin and a cationic element contained in the insulator.

Abstract: A combination of a common-mode choke and two integrated RF inductors includes first and second E-core. At least one E-core includes first and second protrusions extending from a body portion. Each protrusion is configured to accommodate a respective winding. In a first embodiment, each protrusion extends from the body portion at an angle perpendicular to legs extending from the body portion. In a second embodiment, each protrusion extends from the body portion in an opposite direction from the legs extending from the body portion, and each protrusion includes a respective channel to receive a respective winding. In a third embodiment, each protrusion extends from the body portion in an opposite direction from the legs extending from the body portion, and each protrusion is sized and shaped to extend into a respective opening in a printed circuit board. Each opening is surrounded by a respective printed circuit winding.

Abstract: The invention relates mainly to an outer stator (15) for a rotary electric machine, comprising a body (16) provided with a yoke and teeth (25), with slots (28) being defined between pairs of teeth, as well as a winding comprising conductors having segment structures (38) inserted inside the slots (28). In the stator, the ratio between the width of a slot (L1) covered with a slot insulator (145) and the width of a segment structure (38) covered with enamel (L2) is between 0.9 and 2.

Abstract: An audio speaker including a bobbin-less voice coil having epoxy-bound winding layers is disclosed. More particularly, a voice coil may include a first winding layer and a second winding layer coaxially arranged about a central axis. The winding layers may include respective wire turns coiled about the central axis in a longitudinal direction. The winding layers may be bound by an epoxy matrix. For example, the epoxy matrix may be disposed radially between the first winding layer and the second winding layer to bond first wire turns to second wire turns, and to bond the winding layers to a speaker diaphragm.

Abstract: An electronic component includes a main body composed of an insulator, a coating film covering the main body, a circuit element located inside the main body, and outer electrodes. The insulator contains a metal magnetic powder. The coating film is composed of a resin and a cationic element contained in the insulator.

Abstract: Transformers that provide impedance transformations within integrated circuits (ICs) are disclosed. Embodiments of the transformers may include a plurality of conductors connected in series within one another wherein the conductors are arranged to form transmission lines. A first port, a second port, and a third port are coupled to the conductors so that impedance transformations can be provided between the first port and the second port. Some embodiments of the transformers are arranged so that the third port can be used to apply a bias signal. The arrangement between the conductors and the ports allows the transformer to provide impedance transformations between the first port and the second port over a relatively wide passband at high frequency ranges and with relatively small insertion losses.

Abstract: The invention essentially relates to an outer stator (15) for a rotary electric machine, comprising a body (16) equipped with a yoke and teeth (25) arranged on the internal periphery of the yoke (26), with slots (28) being defined between pairs of teeth (25), in which the teeth do not have roots and the stator also comprises corners (31) at the free ends of the teeth (25) that are curved according to a radius (R), known as the radius of entry (R).

Abstract: The present disclosure is relates to a centrifugal turbo machine equipped with stretchable and variable diffuser vanes capable of securing further improvement of compression efficiency by reducing an angle of the vane and increasing a length of the vane using forced rotating driving of a diffuser during operation of a compressor so as to reduce frictional loss of the fluid when a flow rate of fluid is reduced.

Abstract: Provided is a method for manufacturing a high-density integrally-molded inductor, comprising the following steps: (1) winding an enameled wire coil to be spiral; (2) mechanically pressing first ferromagnetic powder into a magnetic core; (3) mounting the magnetic core into a hollow cavity of the enameled wire coil; (4) mounting the enameled wire coil provided with the magnetic core into an injection mold; (5) uniformly mixing and stirring resin glue, a coupling agent and an accelerant, to obtain high-temperature resin glue; (6) uniformly stirring second ferromagnetic powder and the high-temperature resin glue, to obtain a magnetic composite material; (7) injecting the magnetic composite material into a mold cavity of the injection mold for molding, and solidifying the magnetic composite material to obtain an outer magnet; and (8) cooling and de-molding the outer magnet, to obtain a molded inductor.

Abstract: At the position where the lead art of the wire is projecting out from the outer face of the core part and spaced apart from the side face, the bonding part between the lead part and the terminal electrode is formed. The terminal electrode comprises the terminal body installed along the side face of the core body, and the lead supporting part bended from the terminal body towards the bonding part at the near position where the lead part projects out from the side face of the core part. The crossing angle of the lead supporting part with respect to the side face of the core body is less than 90 degrees.

Abstract: A surface-mount inductor including: a coil formed by winding insulated wire and bringing out lead ends therefrom; and a plurality of premolded bodies for accommodating the coil inside, thereby thermopressing to form, wherein a pair of metal terminals is embedded laterally on the outer surface of the surface-mount inductor, and the lead ends of the coil are brought out from the bottom surface of the surface-mount inductor and laterally laid on the outer surface of the metal terminals, as well as a method for manufacturing the same.

Abstract: A variable inductance inductor includes an inductor unit having a coil pattern; and at least one inductance controlling unit configured to vary a contact area between the coil pattern and a moveable conductor unit to change a current path.

Abstract: A cryogenic coil assembly including a coil substrate with a flat surface, and a number of radial channels cut into a region of the flat surface. The cryogenic coil assembly also includes a spiral coil covering the radial channels, and a chemical bonding agent for bonding the spiral coil to the coil substrate. The chemical bonding agent is present within the radial channels.

Abstract: A leadframe assembly includes a leadframe having a die attach pad and a first plurality of leads. A first generally sine wave-shaped wire having a first end and a second end has a first end of thereof attached to a first one of the first plurality of leads and the second end thereof attached to a second one of the first plurality of leads. A method of making a leadframe assembly includes forming an inductor on a leadframe by bending a first wire into a generally sine wave-shaped configuration and attaching the first wire to a first set of leads of the leadframe.

Abstract: A method and a structure for positioning and wrapping wire leads involve providing two leads of a transmission wire for transmitting power and/or signal with appropriate orientational limit therebetween by: wrapping a predetermined range of the two leads extending from a predetermined object with one or more segments of strip-shaped net for orientational limit that maintain independent extension and juxtaposition of the two leads, so as to prevent the leads of the transmission wire from entwining with each other after frequent orientational change caused by an external force.

Abstract: A coil component has a first surface and a second surface facing each other. The coil component has a coil conductor formed into a spiral shape, an insulating resin layer covering the coil conductor, a magnetic resin layer disposed on the first surface side of the insulating resin layer without being disposed on the second surface side of the insulating resin layer, and an external terminal disposed at least on one surface on the first surface side of the magnetic resin layer and electrically connected to the coil conductor. The magnetic resin layer is made of a composite material of a resin and a metal magnetic powder. The external terminal includes a metal film contacting the resin and the metal magnetic powder of the magnetic resin layer.

Abstract: A power converter is provided which includes at least a first and a second magnetic device equipped with coils and an electrical circuit equipped with a conductor disposed on an imaginary plane, defined between the first and second magnetic devices. Magnetic fluxes are emitted from the coils of the first and second magnetic devices, vectors of components which are oriented in directions of axes of turns of conductors of the coils are defined as a first and a second vector, and the first and second magnetic devices are disposed so that an inner product of vectors derived by projecting the first and second vectors on the imaginary plane will be positive. This minimizes electrical noise generated in the electrical circuit.

Abstract: An inductor component has a plurality of layers of spiral wirings a magnetic composite body directly or indirectly covering the plurality of layers of spiral wirings and made of a composite material of a resin and a metal magnetic powder with an average particle diameter of 5 ?m or less an internal electrode embedded in the magnetic composite body with an end surface exposed from an outer surface of the magnetic composite body, the internal electrode being electrically connected to the spiral wirings, and an external terminal disposed on the outer surface of the magnetic composite body and electrically connected to the internal electrode.

Abstract: This disclosure discloses a coil. An outer shape of the coil as viewed from the first direction has an approximately rectangular shape or an approximately square shape with four corner parts. The coil includes at least one parallel part extended parallelly along the circumferential direction, and at least one connecting part arranged at a portion corresponding to any of the four corner parts, the at least one connecting part being extended along a diagonal direction with respect to the circumferential direction to connect the two parallel parts.

Abstract: A coil component includes: a pillar part, quadrangular planar parts formed at both ends of the pillar part, a coil formed by winding an insulating sheath conductor around the pillar part, electrode terminals that are electrically connected to both ends of the coil, and an outer sheath covering the coil at least partially; wherein the pillar part and quadrangular planar parts are made of ferrite material; the outer sheath contains metal magnetic grains and resin material; and based on a section obtained by cutting through the center of the pillar part vertically to the long-axis direction of the pillar part, the cross-section area of the pillar part is greater than the cross-section area of the outer sheath.

Abstract: Near-field communication (NFC) system provides a plurality of transmit antennae. The transmit antennae of the plurality have at least two different polarizations. A plurality of receive antennae have polarizations arranged to receive signals from respective antennae of the transmit antennae, such that each polarization of the transmit antennae has a receive antennae with a corresponding polarization. The transmitters are tuned to a transmit frequency and each have a dimension. A distance between the receive and the transmit antennae is no greater than a greater of twice a maximum dimension squared of the transmit antennae divided by a wavelength of transmission and a wavelength of transmission divided by 2?.

Abstract: A system including a roll formed from a web having at least one characteristic mark of the roll, and a dispenser which has an element for identifying this mark in order to determine whether a new roll installed in the dispenser is a compatible roll. The mark is present on a free end section of the new roll. This marked free end section is followed by at least one section that does not have a characteristic mark of the roll.