Coil On A Preformed Support Or Mount Patents (Class 336/208)
  • Patent number: 11114946
    Abstract: A voltage regulator module includes a circuit board assembly and a magnetic core assembly. The circuit board assembly includes a printed circuit board and at least one switch element. A first concave structure is concavely formed on a second surface of the printed circuit board. At least one protrusion post is disposed within the first concave structure. A pin as a positive output terminal, a pin as a positive input terminal and a pin as a negative output terminal are disposed on the second surface of the printed circuit board. The switch element is disposed on a first surface of the printed circuit board. The magnetic core assembly is accommodated within the first concave structure, and includes at least one opening. The protrusion post is penetrated through the corresponding opening. Consequently, at least one inductor is defined by the at least one protrusion post and the magnetic core assembly collaboratively.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: September 7, 2021
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yahong Xiong, Shaojun Chen, Da Jin, Qinghua Su
  • Patent number: 10943728
    Abstract: The coil spacer structure according to an embodiment of the present disclosure includes a body block, a low tension coil support member coupled to the body block, and a high tension coil support member coupled to the body block. A plurality of protrusions are formed on an outer peripheral portion of the body block, and a first groove is formed between the protrusions.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: March 9, 2021
    Assignee: LSIS CO., LTD.
    Inventor: Bum-Joon Park
  • Patent number: 10804741
    Abstract: Provided are a wireless power transmission device and a wireless power transmission system. The wireless power transmission device, according to one embodiment of the present invention, may comprise: a dipole coil comprising a core, and a conducting wire wound at the center part of the core; a power unit for supplying a current to the conducting wire; and a canceling coil for canceling a magnetic field radiated from a lateral surface of the dipole coil.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: October 13, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-ho Choi, Chun-taek Rim, Eun-soo Lee, Byeong-guk Choi, Jin-soo Choi, Kyu-sung Lee
  • Patent number: 10734151
    Abstract: A transformer for switched-mode power supplies includes a magnetizable core having a winding axis, at least one primary winding, which is formed by a primary winding conductor which at least partly surrounds the winding axis of the core, and at least one secondary winding, which is formed by a secondary winding conductor. The secondary winding conductor surrounds the primary winding conductor. The secondary winding is formed in one layer, and a cross section of the secondary winding conductor is rectangular, in particular square.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: August 4, 2020
    Assignee: Schmidhauser AG
    Inventors: Dirk Schekulin, Silvia Gross-Kaeufler, Chriss Haertsch, Thomas Bisig, Alex Itten, Piere Cavin
  • Patent number: 10699836
    Abstract: An inductor includes a magnetizable core with a winding axis and at least one winding. The winding is formed by a conductor which at least partly surrounds the winding axis of the core. The winding is formed in one layer and a cross section of the conductor is rectangular, in particular square.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: June 30, 2020
    Assignee: Schmidhauser AG
    Inventors: Dirk Schekulin, Silvia Gross-Kaeufler, Chriss Haertsch, Thomas Bisig, Alex Itten, Piere Cavin
  • Patent number: 10617374
    Abstract: A system and method for a procedure that can be performed on any appropriate subject. Procedures can include assembling any appropriate work piece or installing members into a work piece, such as an airframe, autoframe, etc. Regardless of the subject, tracking a substantially small tracking device in a plurality of degrees of freedom is provided. The tracking device can be positioned on or be formed in an instrument to be tracked.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: April 14, 2020
    Assignee: Medtronic Navigation, Inc.
    Inventors: Steven L. Hartmann, Bruce M. Burg, Andrew Bzostek, Brad Jacobsen, Matthew W. Koenig
  • Patent number: 10614945
    Abstract: A choke includes a single-piece core entirely made of a same material, the single-piece core having two boards and a pillar located between the two boards, a winding space being located among the two boards and the pillar, wherein the pillar has a non-circular and non-rectangular cross section along a direction substantially perpendicular to an axial direction of the pillar, the cross section of the pillar has a first axis and a second axis intersecting with each other at a center of the cross section of the pillar and are substantially perpendicular with each other, the first axis is longer than the second axis, and the cross section of the pillar is substantially symmetrical to both of the first axis and the second axis.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: April 7, 2020
    Assignee: CYNTEC CO., LTD.
    Inventors: Tsung-Chan Wu, Roger Hsieh, Yi-Min Huang, Lan-Chin Hsieh, Yu-Ching Kuo
  • Patent number: 10498334
    Abstract: An insulation power source apparatus for power conversion circuit provided with series connected circuits each composed of an upper arm switching element and a lower arm switching element. A power source control unit is disposed at one side of a connection region in a specific direction parallel to a plate surface of the substrate, an upper arm transformers are arranged between the power source control unit and the connection region in the specific region, and the lower arm transformer is arranged closer to the power source control unit in the specific direction than to an end portion of the connection region which is opposite side of a portion where the power source control unit is arranged.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: December 3, 2019
    Assignee: DENSO CORPORATION
    Inventors: Yosuke Asako, Yohei Kondo
  • Patent number: 10363084
    Abstract: Disclosed are systems, devices, and methods for interdigitation of waveforms for dual-output electrosurgical generators. Such methods may comprise outputting DC energy from a power supply, converting DC energy from the power supply, by a plurality of amplifiers coupled to the power supply, into a plurality of RF waveforms, and controlling the plurality of RF amplifiers to interdigitate the first and second RF waveforms.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: July 30, 2019
    Assignee: COVIDIEN LP
    Inventor: Daniel A. Friedrichs
  • Patent number: 10366818
    Abstract: A choke includes a single-piece core entirely made of a same material, the single-piece core having two boards and a pillar located between the two boards, a winding space being located among the two boards and the pillar, wherein the pillar has a non-circular and non-rectangular cross section along a direction substantially perpendicular to an axial direction of the pillar, the cross section of the pillar has a first axis and a second axis intersecting with each other at a center of the cross section of the pillar and are substantially perpendicular with each other, the first axis is longer than the second axis, and the cross section of the pillar is substantially symmetrical to both of the first axis and the second axis.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: July 30, 2019
    Assignee: CYNTEC CO., LTD
    Inventors: Tsung-Chan Wu, Roger Hsieh, Yi-Min Huang, Lan-Chin Hsieh, Yu-Ching Kuo
  • Patent number: 10256032
    Abstract: An electronic component includes: a magnetic body; first and second internal coil parts embedded in the magnetic body to be spaced apart from each other and including coil conductors disposed on first and second support members; and a spacer part disposed between the first and second internal coil parts and suppressing mutual interference of magnetic fields generated by the first and second internal coil parts.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10032554
    Abstract: A detachable transformer includes a first bobbin, a primary winding, a second bobbin, a secondary winding and a magnetic core set. The magnetic core set peripherally surrounds the first bobbin and the second bobbin and is inserted into them. A top and a bottom of the first bobbin respectively have a first winding recess and an installation recess. The primary winding is arranged in the first winding recess. A side of the installation recess has a first opening connecting with an external space. A top of the second bobbin has a second winding recess. The secondary winding is arranged in the second winding recess. The second bobbin is arranged in the installation recess through the first opening, whereby the first bobbin and the second bobbin form a detachable connection.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: July 24, 2018
    Assignee: MEAN WELL (GUANGZHOU) ELECTRONICS CO., LTD.
    Inventors: Yu-Hsiang Lee, Chen-Feng Chang
  • Patent number: 9712037
    Abstract: An insulated power supply apparatus is for a power conversion circuit including at least one series connection of an upper arm switching element and a lower arm switching element connected in series to each other. The insulated power supply apparatus includes an upper arm and lower arm transformers for supplying a driving voltage to the upper arm and lower arm switching elements, respectively, and performs control such that the output voltage of a specific one of the secondary coils of the upper arm and lower arm transformers is kept at a target voltage.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: July 18, 2017
    Assignee: DENSO CORPORATION
    Inventors: Syun Miyauchi, Tsuneo Maebara, Yousuke Asako
  • Patent number: 9659703
    Abstract: An ignition coil for an internal-combustion engine, including an assembly of a primary coil, a secondary coil, and a central core, and a ring-shaped outer core surrounding the assembly. The assembly includes at least one first protrusion protruding from a first end surface of the secondary spool. The at least one first protrusion is in contact with an inside surface of the outer core and offset from the central core toward an opening of the outer core in a penetration direction of the outer core. The assembly further includes at least one second protrusion protruding from a second end surface of the primary spool. The at least one second protrusion protrudes beyond a second axial end surface of the central core so as to be in contact with the inside surface of the outer core and extends substantially the entire length of the outer core in the penetration direction.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: May 23, 2017
    Assignee: DENSO CORPORATION
    Inventor: Kazuhide Kawai
  • Patent number: 9484754
    Abstract: An apparatus and methods to fabricate the apparatus for balancing a string of N series-connected electrical energy units (such as battery cells or modules) comprising: a transformer with a magnetic core and N windings; N switch circuits; N driver circuits, each driver circuit operable to turn ON/OFF a respective switch circuit in a charging or discharging or idling configuration; and a controller circuit.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: November 1, 2016
    Inventor: Wenwei Wang
  • Patent number: 9460845
    Abstract: To prevent a transformer such as a trigger transformer from becoming unable to perform transformation as designed due to short circuits caused by leakage of an insulating wax or the like even when the temperature of the transformer becomes high, a sealed chamber is formed in an outer bobbin which accommodates a secondary winding by a sealing member and the sealed chamber is filled with an insulating wax.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: October 4, 2016
    Assignees: NISSIN INDUSTRIES LTD., CHIKARA GOTO
    Inventor: Chun Nin Man
  • Patent number: 9324492
    Abstract: A magnetic device is provided. The magnetic device includes a bobbin including a hollow portion extending in a longitudinal direction, coils wound around the outside of the bobbin, a core coupled to the bobbin outside the bobbin. The bobbin includes a first winding portion around which the coil is wound, a second winding portion which is disposed at one side of the first winding portion in the longitudinal direction, and around which the coil is wound, a tolerance relief part disposed between the first and second winding portions, coupling parts symmetrically disposed to each other on the outsides of the first and second winding portions, respectively. The tolerance relief part is elastically deformable in the longitudinal direction.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: April 26, 2016
    Assignee: LSIS CO., LTD.
    Inventor: Min Heo
  • Patent number: 9068860
    Abstract: A method for manufacture of an inductive sensor, wherein coils are placed on both sides of a support plate surrounding an opening of the support plate, and the support plate with the coils is inserted into a housing. A sleeve is inserted through a first cavity of the housing through the opening of the support plate into the housing. In order to achieve a secure and temperature independent joint between the sleeve and the housing, the sleeve (5) is welded with the housing (2).
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: June 30, 2015
    Assignee: Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG
    Inventors: Christian Fanselow, Ingrid Wunderlich, André Pfeifer
  • Publication number: 20150146402
    Abstract: A housing covering an electronic component is provided. The housing includes a body, a first coupling portion, and a third coupling portion. The body has a first surface and a second surface connected to the first surface, and a normal direction of the first surface and a normal direction of the second surface are interlaced with each other. The first coupling portion is disposed on the first surface and detachably coupled with a second coupling portion of a terminal of the electronic component, such that degrees of freedom in a first direction and a second direction of the terminal are restricted. The third coupling portion is disposed on the second surface and detachably coupled with a fourth coupling portion of the terminal, such that a degree of freedom in a third direction of the terminal is restricted. The first direction, the second direction, and the third direction are linearly independent.
    Type: Application
    Filed: November 20, 2014
    Publication date: May 28, 2015
    Inventors: Xing-Xian LU, Pei-Ai YOU, Gang LIU, Jin-Fa ZHANG
  • Publication number: 20150137927
    Abstract: A transformer skeleton and a winding method using the same are provided. The transformer skeleton includes at least one limiting hook. The limiting hook and a pin of the transformer skeleton are located on a same side of the transformer skeleton. A wire, which is led out from a winding groove of the transformer skeleton, electrically contacts the pin and passes through the limiting hook. The limiting hook is used to prevent the wire from moving upward. The advantage of the transformer skeleton is that the transformer skeleton disposes at least one limiting hook which is used to prevent the wire from moving upward and only a single layer of the wire contacts the pin in order to reduce the height of a tin cone. The transformer skeleton can decrease the height of the tin cone by 70%˜80%, thereby efficiently decreasing the height and width of the transformer.
    Type: Application
    Filed: July 16, 2014
    Publication date: May 21, 2015
    Inventors: Song LUO, Xiao-Xia YUAN, Shao-Dong ZHANG
  • Patent number: 9030286
    Abstract: Flexible metamaterials and three-dimensional metamaterials operable in the terahertz range are disclosed. Methods are disclosed for fabricating terahertz response metamaterials using microfluidic-jetted techniques. Layers of material including substrate and deposited material are stacked to form three dimensional bulk metamaterials. The fabricated metamaterials act as left-handed metamaterials in the range 0.1 to 3.0 THz.
    Type: Grant
    Filed: April 7, 2010
    Date of Patent: May 12, 2015
    Assignee: New Jersey Institute of Technology
    Inventors: Yew Li Hor, Hee Chuan Lim, Yew Fong Hor, John Francis Federici
  • Patent number: 9030284
    Abstract: A combined structure of hollow bobbin and conductive sheet for a transformer includes a hollow bobbin and at least one conductive sheet. The hollow bobbin includes an outer surface and at least one positioning structure formed on the outer surface. The conductive sheet is fit on the outer surface of the hollow bobbin and includes a main body and at least one engaging structure. The main body has a hollow portion, making the main body to have an inner circumference. The engaging structure is formed on the inner circumference of the main body and is engaged with the positioning structure of the hollow bobbin. The transformer includes at least one winding disposed on the outer surface of the hollow bobbin and abutting against the conductive sheet.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: May 12, 2015
    Assignee: Delta Electronics, Inc.
    Inventors: Zhi-Liang Zhang, Ching-Hsien Teng, Yu-Liang Hung
  • Publication number: 20150123760
    Abstract: A wiring assembly having a support structure with a surface region formed about a central axis. In one embodiment, a groove formed in the surface region has first and second opposing wall portions each extending inward toward the central axis, and a length of conductor is positioned in the groove to extend along the groove. A sheet of material is positioned about a portion of the conductor, and a continuous medium extends from one of the groove wall portions to the sheet.
    Type: Application
    Filed: October 16, 2014
    Publication date: May 7, 2015
    Applicant: ADVANCED MAGNET LAB, INC.
    Inventor: Rainer Meinke
  • Patent number: 9019057
    Abstract: Disclosed herein are various embodiments of coil transducers and galvanic isolators configured to provide high voltage isolation and high voltage breakdown performance characteristics in small packages. A coil transducer is provided across which data or power signals may be transmitted and received by primary and secondary coils disposed on opposing sides thereof without high voltage breakdowns occurring therebetween. At least portions of the coil transducer are formed of an electrically insulating, non-metallic, non-semiconductor, low dielectric loss material. Circuits are disclosed herein that permit high speed data signals to be transmitted through the coil transducer and faithfully and accurately reconstructed on the opposing side thereof. The coil transducer may be formed in a small package using, by way of example, printed circuit board, CMOS and other fabrication and packaging processes.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: April 28, 2015
    Assignee: Avago Technologies General IP (Singapore) Pte. Ltd.
    Inventors: Julie E. Fouquet, Gek Yong Ng, Richard Baumgartner, Gary R. Trott
  • Patent number: 9009951
    Abstract: An electromagnetic component includes a coil portion with a multi-layer stack structure, a molded body encapsulating the coil portion, and two electrodes respectively coupled to two terminals of the coil portion. The coil portion is fabricated using plating, laminating and/or pressing manufacturing techniques.
    Type: Grant
    Filed: April 23, 2013
    Date of Patent: April 21, 2015
    Assignee: Cyntec Co., Ltd.
    Inventors: Wei-Chien Chang, Chia-Chi Wu, Lang-Yi Chiang, Tsung-Chan Wu, Jih-Hsu Yeh
  • Publication number: 20150102877
    Abstract: A coil carrier for an electromagnetic actuator (2), with a winding section (3) for the accommodation of an energisable winding, with an injection moulded plastic body (4), with a first yoke disc (8) designed as an annular disc and affixed on a first axial face of the winding section (3), and with an armature guide chamber enclosed by the plastic body (4) for the accommodation of an axially adjustable armature (32), wherein a second yoke disc (16) is provided on an axial face of the winding section (3) that is located opposite to the first axial face, characterised in that the first yoke disc (8) has at least one recess (24) that is open in the radially inwards direction, and in that the first yoke disc (8) is affixed to the plastic body (4) by means of overmoulding, such that plastic body material projects radially inwards beyond the recess (24) and forms a guide (12) for the armature (32), and in that the second yoke disc (16) is affixed to the plastic body (4) by means of overmoulding.
    Type: Application
    Filed: November 14, 2012
    Publication date: April 16, 2015
    Applicant: ETO Magnetic GmbH
    Inventors: Maria Gruener, Michael Feindler, Peter Vincon
  • Patent number: 9000877
    Abstract: A transformer wherein the upper portions of cores are supported by a first supporting member disposed on first end surfaces of the upper portions of the cores, and a second supporting member disposed on second end surfaces of the upper portions of the cores, the first and second supporting members extend in the direction perpendicular to the faces of a magnetic material, and the cores are interposed between the first upper core supporting member and the second upper core supporting member; the first and second upper core supporting members are provided with hooks, the hooks of the first supporting member extending toward the second supporting member and the hooks of the second supporting member extending toward the first supporting member; bridging members are disposed on the opposing pairs of the hooks of the first and second upper core supporting members; and the cores are supported by the bridging members.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: April 7, 2015
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Keisuke Kubota, Yoetsu Shiina, Toshiki Shirahata, Jyunnji Ono, Takaaki Hasegawa
  • Patent number: 8975993
    Abstract: A transformer that improves the DC superposition characteristic without incurring eddy-current losses. In the transformer, a part of a plate-like core opposing a top face of a flange of a drum core is formed with a first opposing portion opposing none of input and output terminals and a second opposing portion opposing the input and output terminals. A first gap is formed between the top face and the first opposing portion by a spacer. A second gap greater than the first gap is formed by a recess of the plate-like core provided so as to correspond to the second opposing portion. This allows magnetic fluxes to pass between the top face and the first opposing portion where the gap is formed and inhibits them from passing between the plate-like core and the input and output terminals where the second gap greater than the first gap is formed.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: March 10, 2015
    Assignee: TDK Corporation
    Inventors: Toshio Tomonari, Hideaki Harata, Setu Tsuchida, Keisuke Kawahara
  • Patent number: 8976627
    Abstract: A micro geophone having pole pieces do not extend out around the sides of the magnet, thereby allowing a reduced geophone diameter for a given magnet diameter. The pole pieces are adhesively bonded to the magnet using an adhesive, which may be made suitably electrically conductive by silver or nickel fillers or non-conductive by mica fillers such as borosilicate glass micro-spheres. Axial space is economized by eliminating traditional spider retaining rings. The spider springs are seated directly against the coil form and secured by adhesive fillets disposed on the outward-facing spring circumferences. The spider springs include circumferential notches to receive adhesive. A two-piece bimetallic coil form of aluminum and a heavier material, joined by adhesive, is provided. Headers are affixed to the housing within the seats by adhesive. A straight or rounded chamfer at each of the geophone ends allows the overall geophone dimensions to be maximized.
    Type: Grant
    Filed: July 19, 2012
    Date of Patent: March 10, 2015
    Assignee: Geospace Technologies, LP
    Inventor: Daniel M. Woo
  • Patent number: 8970335
    Abstract: The coil form according to the invention for forming an inductive element includes a hollow cylindrical mantle portion, two flange portions and a slit. The flange portions and the mantle portion form a winding chamber for winding therein a wire that forms a first winding or a part of a first winding of the inductive element. The coil form, which is completely made of copper, forms a second coil or a winding of a second coil of the inductive element. Due to the increased contact surface between the first and the second coil the heat dissipation capabilities and the magnetic coupling between the coils are increased. This in turn results in an increased power density of the inductive element.
    Type: Grant
    Filed: August 23, 2004
    Date of Patent: March 3, 2015
    Assignee: DET International Holding
    Inventors: Joachim Peck, Jurgen Pilniak, Peter Wallmeier
  • Patent number: 8970337
    Abstract: In a solenoid magnet assembly, and a method for manufacture thereof, the magnet assembly includes a number of concentrically aligned coils, each including a winding impregnated with a resin. Each coil is mechanically restrained so as to hold the coils in fixed relative positions relative to each other when forming the magnet assembly. The mechanical restraint can be formed by annular support sections bonded to the respective coils, lugs bonded to the respective coils, or by lugs that are at least partially embedded in a crust formed on a radially outer surface of the respective windings.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: March 3, 2015
    Assignee: Siemens PLC
    Inventors: Ian Dunckley, David William Neil Edington, Edward Wedderburn Kershaw, Matthew John Longfield, Peter Neil Morgan
  • Patent number: 8961384
    Abstract: An electrical system having an underlying structure resembling the double helix most commonly associated with DNA is used to produce useful electromagnetic fields for health applications and/or medical applications.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: February 24, 2015
    Assignee: Medical Energetics Ltd
    Inventor: David G. Schmidt
  • Patent number: 8963673
    Abstract: In a hand tool device having at least one charging coil provided for transmitting energy, the charging coil includes a coil core having at least two core segments which are movable relative to each other.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: February 24, 2015
    Assignee: Robert Bosch GmbH
    Inventor: Matthias Wolf
  • Patent number: 8947190
    Abstract: The present invention relates to a planar transformer, the transformer including a core provided to induce formation of a magnetic field, a bobbin coupled to a core, at least one primary winding interposed between the core and the bobbin to supply a power signal, a first insulation unit provided to the at least one primary winding to insulate the at least one primary winding, at least one secondary winding provided to the first insulation unit and insulated by the first insulation unit to transform the power signal, and a second insulation unit provided to the at least one secondary winding to insulate the at least one secondary winding.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: February 3, 2015
    Assignee: LG Innotek Co., Ltd.
    Inventor: Minsu Park
  • Patent number: 8947191
    Abstract: A small reactor capable of appropriately measuring the temperature of a coil is provided. The reactor includes a coil 2 including a pair of coil elements 2a and 2b and a magnetic core including a pair of inner core portions 31 disposed in the respective coil elements 2a and 2b and outer core portions that connect the inner core portions 31 to form a closed magnetic circuit. Each of the coil elements 2a and 2b has an end face shape having a rounded corner portion 21, which is a corner portion of a rectangle that is rounded. A temperature sensor 7 is disposed in a trapezoidal space between the rounded corner portions 21 of the coil elements 2a and 2b that face each other. The temperature sensor 7 is pressed so as to contact the rounded corner portions 21 by the sensor holder portion 54 provided on an insulator, and is capable of appropriately measuring the temperature of the coil 2.
    Type: Grant
    Filed: February 9, 2012
    Date of Patent: February 3, 2015
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventor: Kouhei Yoshikawa
  • Publication number: 20150028977
    Abstract: Disclosed is a wound iron core (3) for a static apparatus in which magnetic paths in the inside of the wound iron core are subdivided to improve iron core characteristics. The iron core (3) is configured by using two or more kinds of magnetic materials (11 to 14) with different magnetic permeabilities to form laminated blocks with single plates or a plurality of laminated plates and by alternately arranging the laminated blocks with different magnetic permeabilities from the inner circumference. An iron core material (14) with large magnetic permeability out of iron core materials with different magnetic permeabilities is arranged on the inner circumference side. Further, when the iron core materials with different magnetic permeabilities are alternately arranged, the iron core materials (11) with the same magnetic permeability are configured to gradually change in thickness to ease an excessive magnetic flux density distribution in the iron core.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 29, 2015
    Inventors: Kenji NAKANOUE, Kazuyuki FUKUI, Hidemasa YAMAGUCHI, Kouhei SATOU, Tatsuhito AZEGAMI, Makoto SHINOHARA, Toshiaki TAKAHASHI, Tooru HONMA, Masanao KUWABARA, Toshiki SHIRAHATA, Yuuji SATOU, Manabu DOHI, Ryosuke MIKOSHIBA, Hiroyuki ENDOU
  • Publication number: 20150009004
    Abstract: A low profile surface mount electromagnetic component such as a power inductor includes first and second core pieces arranged side by side and having longitudinal side walls facing one another. A preformed coil winding includes vertical legs that are received in vertical slots of the facing longitudinal sidewalls of the component. Inset depressed sections are provided in the top surfaces of the first and second magnetic core pieces and receive a main winding section of the coil winding. Surface mount terminal tabs extend on the bottom surfaces of both the first and second magnetic core pieces.
    Type: Application
    Filed: June 25, 2014
    Publication date: January 8, 2015
    Inventors: Dengyan Zhou, Yipeng Yan, Robert James Bogert, Brent Alan Elliott
  • Patent number: 8922318
    Abstract: A transformer includes a bobbin, a winding coil assembly, a magnetic core assembly, and a bracket. The bobbin includes a supporting part and a winding part. The winding coil assembly includes a primary winding coil and a secondary winding coil. The secondary winding coil has an outlet part. The primary winding coil and the secondary winding coil are wound around the winding part of the bobbin. The magnetic core assembly includes a first magnetic core and a second magnetic core. The bobbin is arranged between the first magnetic core and the second magnetic core. The bracket is connected with the supporting part of the bobbin for assisting in positioning the outlet part of the secondary winding coil.
    Type: Grant
    Filed: November 19, 2013
    Date of Patent: December 30, 2014
    Assignee: Delta Electronics, Inc.
    Inventors: Hsien-Chun Peng, Yi-Che Su, Zhi-Liang Zhang, Guang-Wei Li
  • Patent number: 8922311
    Abstract: An electrical inductor assembly includes an inductor core having a relatively circular geometry. Also included is a wire guide surrounding and retaining the inductor core, the wire guide having a plurality of slots for retaining and guiding a plurality of wires. Further included is an outer housing surrounding and retaining the wire guide and a substance disposed within at least one of the plurality of slots of the wire guide.
    Type: Grant
    Filed: September 25, 2012
    Date of Patent: December 30, 2014
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Debabrata Pal, John Horowy
  • Patent number: 8922322
    Abstract: A combined structure of hollow bobbin and conductive sheet for a transformer includes a hollow bobbin and at least one conductive sheet. The hollow bobbin includes an outer surface and at least one positioning structure formed on the outer surface. The conductive sheet is fit on the outer surface of the hollow bobbin and includes a main body and at least one engaging structure. The main body has a hollow portion, making the main body to have an inner circumference. The engaging structure is formed on the inner circumference of the main body and is engaged with the positioning structure of the hollow bobbin. The transformer includes at least one winding disposed on the outer surface of the hollow bobbin and abutting against the conductive sheet.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: December 30, 2014
    Assignee: Delta Electronics, Inc.
    Inventors: Hua-Sheng Lin, Yi-Fan Wu, Yu-Chieh Li, Zhi-Liang Zhang, Ching-Hsien Teng, Yu-Liang Hung
  • Patent number: 8922320
    Abstract: The embodiment relates to a transformer. A transformer according to an aspect includes: a first coil assembly including a first core, a first bobbin coupled to the first core, and a first coil provided on the first bobbin; and a second coil assembly coupled to the first coil assembly, and including a second core, a second bobbin coupled to the second core, and a second coil provided on the second bobbin.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: December 30, 2014
    Assignee: LSIS Co., Ltd.
    Inventors: Jun Seok Eom, Woo Sup Kim
  • Patent number: 8917156
    Abstract: The invention relates to a transformer construction comprising a plurality of transformer cores configured to share magnetic flux paths and, as a result, at least one of the cores comprises a post and an associated sidewall having an effective cross-sectional area which is less than that of the post. Such a construction may be employed in a power conditioning unit, for example, for a photovoltaic module, which is configured to operate the cores out of phase from each other. Also described is a transformer winding comprising a longitudinal spine having a first turn emanating from a first portion of the spine in a first transverse direction and a second turn emanating from a second portion of the spine in a second transverse direction, wherein the second transverse direction is opposite to the first transverse direction.
    Type: Grant
    Filed: February 19, 2013
    Date of Patent: December 23, 2014
    Assignee: Enecsys Limited
    Inventors: Paul Garrity, Arturo Silva
  • Publication number: 20140354393
    Abstract: According to one embodiment, an electronic apparatus includes a substrate including a mount surface, a choke coil attached to the mount surface of the substrate, and a first metallic layer electrically connected to the choke coil. The first metallic layer stretches into a planar shape along the substrate, and includes a first opening at a position corresponding to the choke coil.
    Type: Application
    Filed: November 7, 2013
    Publication date: December 4, 2014
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Yutaka Horie
  • Patent number: 8890645
    Abstract: A composite isolating transformer includes a main winding rack and a support rack. The main winding rack includes two winding portions coaxially formed to hold respectively a primary coil and a secondary coil, and a separating portion between the two winding portions. The support rack includes a first support half member and a second support half member coupling together to encase at least one winding portion. The first and second support half members have respectively a first cover and a second cover to cover two lateral sides of the winding portion, respectively a first insulating portion and a second insulating portion corresponding to the separating portion and extending towards the separating section to couple together, and respectively a first isolating portion and a second isolating portion extended from the first and second insulating portions towards the winding portion to cover another two lateral sides of the winding portion.
    Type: Grant
    Filed: July 2, 2013
    Date of Patent: November 18, 2014
    Assignee: Innotrans Technology Co., Ltd
    Inventor: Jen-Yao Hu
  • Patent number: 8878068
    Abstract: An electric wire contains a conductive wire having at least a groove structured on the surface of the conductive wire, and an additional wire to be filled into the groove. The groove is provided on an outer surface of the conductive wire along a longitudinal direction of the conductive wire. The additional wire is inserted in the groove.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: November 4, 2014
    Assignee: Goto Denshi Co., Ltd.
    Inventors: Yoshihide Goto, Taiki Goto, Youichi Miura
  • Publication number: 20140319974
    Abstract: An electrical component includes a main body, a metallic contact structure, which is in direct contact with the main body, and an electrically insulating passivation layer provided with an opening. The metallic contact structure is connected to an external contact-making element through the opening. Furthermore, the external contact-making element is covered and enclosed by a flexible metal composite layer. A method for producing an electrical component is also specified.
    Type: Application
    Filed: October 2, 2012
    Publication date: October 30, 2014
    Inventors: Thomas Feichtinger, Jörg Lauenstein
  • Publication number: 20140306653
    Abstract: A coil module is disposed inside an electronic apparatus and receives prescribed power. The coil module includes a loop coil, a plate-like magnetic body that is disposed on the loop coil, and a conductive member that has prescribed conductivity and is disposed parallel with the plate-like magnetic body and on a surface, opposite to a surface on which the loop coil is disposed, of the magnetic body. The conductive member projects outward relative to at least a portion of a circumferential surface of the magnetic body.
    Type: Application
    Filed: March 3, 2014
    Publication date: October 16, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Takanori HIROBE, Yoshio KOYANAGI, Hiroyuki UEJIMA
  • Publication number: 20140266554
    Abstract: A transformer module for an electric vehicle is provided. The transformer module includes a bobbin round which a primary-side coil is wound, a printed circuit board, and a secondary-side bus bar disposed between the bobbin and the printed circuit board, wherein a pattern part formed of an electrically conductive material to contact the bus bar is provided on the printed circuit board to electrically connect the pattern part to the bus bar in parallel.
    Type: Application
    Filed: January 3, 2014
    Publication date: September 18, 2014
    Applicant: LSIS CO., LTD.
    Inventors: Jong In SUN, Woo Sup KIM, Bo Hyun YOUN, Chun Suk YANG
  • Publication number: 20140266553
    Abstract: A magnetic mechanism is disclosed, which includes a bobbing, a first and a second magnetic core and a winding coil. The bobbing includes a main body and a base member. The first and second magnetic cores are disposed on two opposite sides of the main body, and the winding coil is wound on a wire-winding portion of the main body and is threaded through a guiding hole of the base, wherein the guiding hole is away from the wire-winding portion in comparison with the outer most edge of the main body.
    Type: Application
    Filed: December 4, 2013
    Publication date: September 18, 2014
    Applicant: DELTA ELECTRONICS, INC.
    Inventors: Chia-Hung CHEN, Zhi-Liang ZHANG
  • Publication number: 20140240073
    Abstract: A bobbin includes a first lateral plate, a second lateral plate, a winding section, a channel, a plurality of first pins and a plurality of second pins. A plurality of first protrusion structures are protruded externally from an edge of the second lateral plate. Each of the first protrusion structures includes an inner wall and a first notch. The inner walls of two adjacent first protrusion structures face each other and are separated from each other by a specified distance. The first notches of the first protrusion structures are respectively formed in the corresponding inner walls and staggered relative to each other. The first pins are disposed on the first protrusion structures, respectively. The second pins are disposed on the first protrusion structures, respectively. The first pins and the second pins are perpendicular to bottom surfaces of respective first protrusion structures.
    Type: Application
    Filed: May 31, 2013
    Publication date: August 28, 2014
    Inventor: Cheng-Ching Yen