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| Number | Title | Issue Date |
| 8111125 | Niobium-tin superconducting coil A Nb3Sn superconducting coil can be formed from a wire including multiple unreacted strands comprising tin in contact with niobium. The strands are wound into a cable, which is then heated to react the tin and niobium to form a cable comprising reacted Nb... | 02/07/2012 |
| 7999649 | Power transmission transformer for noncontact power transfer device The present invention provides a power transmission transformer of which workability in implementing and reliability of connection are considered in a noncontact power transfer device using individual self-oscillation circuits. The power transmission transformer for... | 08/16/2011 |
| 7948344 | Bobbin for coil, coil winding, and coil component A coil bobbin has a cylindrical portion around which a coil winding is wound. The coil winding is comprised of coil members of an end-defined ring shape, the coil members have indentations indented outwardly in part of their inner periphery, and circumferential posi... | 05/24/2011 |
| 7920040 | Niobium-tin superconducting coil A Nb3Sn superconducting coil can be formed from a wire including multiple unreacted strands comprising tin in contact with niobium. The strands are wound into a cable, which is then heated to react the tin and niobium to form a cable comprising reacted Nb... | 04/05/2011 |
| 7688170 | Transformer coil assembly A transformer coil assembly includes a first layer having a plurality of fibers interconnected to form a fabric and a plurality of spacers. Each spacer is affixed on a first side of the spacer to the fabric and protruding from a first surface of the fabric. A second... | 03/30/2010 |
| 7671713 | Integrated structure of passive elements in LLC resonance converter realized by flexible circuit boards An integrated structure of passive elements in an LLC resonance converter realized by flexible circuit boards includes a closed magnetic circuit formed by first and second magnetic cores, a tubular, double-sided, flexible circuit board, tubular magnetic-material lay... | 03/02/2010 |
| 7652550 | High-voltage generating transformer for discharge lamp lighting apparatus A high-voltage generating transformer for a discharge lamp lighting apparatus according to the present invention includes a rodlike core; a secondary winding bobbin that is divided into a plurality of sections, and where the core is disposed in the central portion t... | 01/26/2010 |
| 7295092 | Gapped core structure for magnetic components A magnetic component includes a first monolithic core structure having a plurality of magnetic layers and at least one nonmagnetic layer separating one of the plurality of magnetic layers from another of the plurality of magnetic layers. A first opening extends thro... | 11/13/2007 |
| 7292128 | Gapped core structure for magnetic components A single piece core structure for magnetic components that is formed without utilizing insulating spacer materials and bonding materials. ... | 11/06/2007 |
| 7236079 | Transformer bobbin for preventing excitation peak voltage insulation damage A transformer bobbin for preventing excitation peak voltage insulation damage that is applicable for application in cold cathode tube resonant inverters or backlight modules, wherein such transformers must frequently endure relatively high voltages, and, moreover, a... | 06/26/2007 |
| RE39453 | Low profile inductive component A low profile inductive component in accordance with the disclosure set forth here comprises a low profile body having spread apart soldering pads for electrically and mechanically attaching the structure to a printed circuit board and defining an aperture between t... | 01/02/2007 |
| 7154366 | Bobbin module of transformer A bobbin module of transformer is provided. The bobbin module includes two bobbins. Each of the bobbins comprises a body, an indentation and a hooker. The body has a lateral surface on which the indentation and the hooker are disposed. The hooker and the indentation... | 12/26/2006 |
| 7138895 | Field coil assembly for an electromagnetic clutch for a compressor The present invention relates to a field coil assembly of an electromagnetic clutch for a compressor, in which a coil wire of an electromagnetic coil body exposed to a protrusion of a bobbin is electrically connected with a compressing portion of a coil wire formed ... | 11/21/2006 |
| 7123122 | Center tapped chip inductor A center tapped chip inductor includes a core and a winding formed from one or more wires wrapped about the core. A first and a second end terminal are provided along with a medially disposed center terminal, all of which are in electrical contact the winding. By pr... | 10/17/2006 |
| 7082675 | Method for manufacturing a solid core of laminations In a method for manufacturing a solid core of laminations, a sheet metal web is cut in the longitudinal direction of the sheet metal web to produce at least two sheet metal strips. The sheet metal strips are separated in a direction transverse to the longitudinal di... | 08/01/2006 |
| 7064644 | Winding for a transformer or a coil and method for winding A winding for a transformer or a coil having a ribbon electrical conductor and an insulating material layer composed of ribbon insulation material wound jointly to form turns around a winding core. The individual turns of the winding have a predetermined winding ang... | 06/20/2006 |
| 7036601 | Apparatus and method for transporting, deploying, and retrieving arrays having nodes interconnected by sections of cable An apparatus and method for transporting, deploring, and retrieving an array is disclosed. The array has a plurality of nodes interconnected by sections of cable and can be transported, deployed, and retrieved with the apparatus and method of the present invention. ... | 05/02/2006 |
| 6954131 | Electrical reactor assembly having center taps An electrical reactor assembly and method of assembly is disclosed. The reactor is formed from a combination of a magnetic T-core and a pair of magnetic L-cores. A plurality of comb-like separators is placed over a vertical portion of the T-core. A wire, with a rect... | 10/11/2005 |
| 6906609 | Planar transformer A transformer having at least one primary winding and one secondary winding. The windings are disposed between walls of a first and second bobbin member. In preferred eombodiments, the creepage distance between the windings can be increased by providing a flange on ... | 06/14/2005 |
| 6853284 | High-voltage transformer A high-voltage transformer includes a bobbin that holds a core at its center. This bobbin has eight winding grooves arrayed along the central axis of the core. A primary coil is wound around each of two outermost winding grooves with a predetermined number of turns.... | 02/08/2005 |
| 6829817 | Apparatus and method for the manufacture of large transformers having laminated cores, particularly cores of annealed amorphous metal alloys The invention provides an apparatus and manufacturing methods useful in the manufacture of large transformer cores, particularly, in the manufacture of large transformer cores made of a ferromagnetic material, especially of annealed amorphous metal alloys. The inven... | 12/14/2004 |
| 6812543 | Micro device that generates a magnetomotive force in a long direction A micro device includes a first magnetic layer, a second magnetic layer and a thin film coil. The first magnetic layer and the second magnetic layer are formed so as to be opposite to each other and magnetically connected via a joint. The thin film coil includes a p... | 11/02/2004 |
| 6709615 | Method of manufacturing a comb for winding coils of a disk wound transformer A method of manufacturing an improved comb for a disk wound transformer. The method comprises the steps of providing a web of cellulose material; removing a portion of the cellulose material to create a plurality of longitudinal slits along the length of the web, wh... | 03/23/2004 |
| 6707365 | Electromagnetic coupling apparatus An electromagnetic coupling apparatus includes a ring case, a coil and a connector. The ring case has an annular groove. The coil is an electrical wire and is disposed in the annular groove of the ring case. An opening is formed through the ring case in its closed e... | 03/16/2004 |
| 6583707 | Apparatus and method for the manufacture of large transformers having laminated cores, particularly cores of annealed amorphous metal alloys Apparatus and manufacturing methods are provided which are useful in the manufacture of large transformer cores, particularly, in the manufacture of large transformer cores made of a ferromagnetic material, especially of annealed amorphous metal alloys. F... | 06/24/2003 |
| 6515566 | Electronic component having wire An electronic component is constructed to prevent Cu elution to a solder from a wire, and also prevents the wire from becoming thin and being broken. A chip coil includes electrodes provided at both ends of a core. The electrodes include an underlying met... | 02/04/2003 |
| 6459350 | Diode-split high-voltage transformer The invention specifies a diode-split high-voltage transformer having a core, a primary winding and a high-voltage winding, which is arranged in chambers of a coil former, in which the chambers with the high-voltage winding lie below the primary winding, ... | 10/01/2002 |
| 6433664 | Coil A conductor is wound around a magnetic core to form a plurality of conductor turns. The conductor turns are spaced from one another by a substantially equal spacing d. An insulating layer is disposed between the conductor turns and the magnetic core. An i... | 08/13/2002 |
| 6414582 | Low profile surface mount magnetic devices with controlled nonlinearity In accordance with the invention, a low profile magnetic device comprises a crelenated ferrite body having first and second conductive paths winding around the body. Current applied to one of the conductive windings can adjust the threshold current level ... | 07/02/2002 |
| 6294974 | Ignition coil for internal combustion engine, and method of manufacturing an ignition coil In a first embodiment, an ignition coil includes a disk-shaped primary coil section having a primary coil winding wound thereon and a disk-shaped secondary coil section having a secondary coil winding wound thereon, the primary coil section and secondary ... | 09/25/2001 |
| 6277253 | External coating of tungsten or tantalum or other refractory metal on IMP coils Embodiments include a method for depositing material onto a workpiece in a sputtering chamber. The method includes sputtering a target and a coil in said sputtering chamber. The coil may have a preformed multilayer structure formed outside of the sputteri... | 08/21/2001 |
| 6271743 | Winding arrangement of a coil To simplify coil production, in particular coils used for high-voltage transformers, a conductor is wound on to a winding form. The conductor comprises a plurality of conductor portions. The conductor portions overlap one another partially and are insulat... | 08/07/2001 |
| 6249203 | Wire-wound chip inductor A wire-wound chip inductor includes a wire holding member having a core portion with a wire wound therearound and flange portions extending from both ends of the core portion in the axial direction, and a magnetic plate attached to the wire holding member... | 06/19/2001 |
| 6211766 | High voltage transformer A step-up coil of a high-voltage transformer for powering a cathode-ray tube comprises windings housed in chambers of a coil former. These windings are made in pairs. The inner end of the first winding of the pair is connected to an electrode of a first d... | 04/03/2001 |
| 6191677 | Inductance element The invention relates to an coil former and at least one wire winding arranged on the coil former, the coil former (1) having a cylindrical sleeve (1a) whose cylinder axis runs parallel to the winding axis (A--A) of the at least wire winding, and at least... | 02/20/2001 |
| 6188303 | Flyback transformer A flyback transformer includes an anode lead wire composed of a core wire and an insulating film for covering the core wire and supplying a high output voltage to a CRT. A cylindrical anode lead holding device includes engagement pieces have spring-like p... | 02/13/2001 |
| 6157284 | Packaging of an electric circuit including one or more coils For packaging an electric circuit of the kind having a coil or coils in addition to electronic components such as transistors, diodes, and capacitors, a plastic molding is provided which comprises a bobbin with a pair of flanges on its opposite ends. The ... | 12/05/2000 |
| 6154112 | Chip inductor A winding-type chip inductor having an approximately rectangular parallelepiped shape and improved appearance is provided having external electrodes installed directly on a core which is adaptable to a bulk mounting of one-by-one system by a chip mounter.... | 11/28/2000 |
| 6114934 | Variable linearity coil A variable linearity coil has a coil which is wound around a first core, a permanent magnet for charging a bias magnetic field to the first core, a bias magnetic field adjusting coil which is wound around a second core, and an electrically insulating base... | 09/05/2000 |
| 6094123 | Low profile surface mount chip inductor An integral low profile inductive device includes a magnetic body having opposing face surfaces, opposing side surfaces extending between the face surfaces, and opposing end surfaces extending between the side surfaces. A recessed surface is defined in ea... | 07/25/2000 |
