Patents Examined by Elvin G. Enad
  • Patent number: 10777348
    Abstract: A winding layer pitch compensation for an air-core reactor which has at least two radially spaced apart concentric winding layers, includes a first set of strip-shaped star sheets, each of which is configured to be arranged radially below or above the winding layers and which are provided with at least one receiving slot along an edge extending from that edge, a second set of strip-shaped compensation sheets, each of which is provided with at least one insert slot along an extending from another edge, where a compensation sheet can be inserted into each receiving slot of a star sheet in a formfitting manner, where the star sheet engages into the insert slot of the compensation sheet in a formfitting manner, and where the slot depths of at least two receiving slots of the set of star sheets are different.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: September 15, 2020
    Assignee: Siemens Aktiengesellschaft
    Inventor: Otto Haslehner
  • Patent number: 10770220
    Abstract: A planar transformer layer is provided. The planar transformer comprises distinct electrical connections and thermal connections. An assembly of layers for a planar transformer is also provided. An electronic energy conversion equipment item for a satellite provided with at least one planar transformer is also provided.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: September 8, 2020
    Assignee: THALES
    Inventors: Philippe Vandeplassche, Thierry Scalais
  • Patent number: 10770217
    Abstract: Mounting kit for a throttle with a toroidal core, wherein an insulating element which passes through the opening in the toroidal core is provided. The mounting kit includes a first half shell and a second half shell for accommodating the toroidal core, a baseplate, and a latching means and/or guide means to connect the first half shell, the second half shell, the insulating element and the baseplate to one another.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: September 8, 2020
    Assignee: Würth Elektronik eiSos GmbH & Co. KG
    Inventor: Hassan Aarab
  • Patent number: 10770216
    Abstract: A reactor includes an outer peripheral iron core, and at least three core coils contacting or connected to an inner surface of the outer peripheral iron core. Each of the core coils includes a core and a coil wound onto the core. The reactor includes an attachment unit disposed on one end surface of the outer peripheral iron core, to attach the outer peripheral iron core in a predetermined position. At least one ventilation port is formed in an extension portion of the attachment unit.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: September 8, 2020
    Assignee: Fanuc Corporation
    Inventors: Kenichi Tsukada, Masatomo Shirouzu
  • Patent number: 10763019
    Abstract: A soft magnetic material comprising a soft magnetic metal powder and a resin, wherein the soft magnetic metal powder is constituted from a particle group ? and group ?, when IA is a peak intensity of the particle group ?, IB is a peak intensity of the particle group ?, and IC is a minimum intensity present between the particle group ? and group ?, then an intensity ratio IC/IA satisfies 0.10 or less and an intensity ratio IA/IB satisfies 1.2 or more and 3.0 or less, the particle group ? having a maximum peak intensity in a size distribution of the soft magnetic metal powder, the particle group ? having an peak intensity which is the second largest to the particle group ?, and a peak particle size PA of the particle group ? is larger than a peak particle size PB of the particle group ?.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: September 1, 2020
    Assignee: TDK CORPORATION
    Inventors: Yoshihiro Shinkai, Takashi Kamiya, Masahito Koeda, Kyotaro Abe
  • Patent number: 10763030
    Abstract: A unique transformer includes a first yoke formed of laminations oriented parallel to a first plane; a second yoke formed of laminations oriented parallel to the first plane; and a center leg formed of laminations oriented parallel to a second plane oriented at a non-zero angle relative to the first plane. The center leg includes a first end. The first yoke and the second yoke are in contact with the center leg at the first end. The transformer includes a coil disposed about the center leg, and a butt joint between the center leg and at least one of the first yoke and the second yoke.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: September 1, 2020
    Assignee: ABB Power Grids Switzerland AG
    Inventors: Charlie Sarver, William E. Pauley
  • Patent number: 10763028
    Abstract: A magnetic core is provided. The magnetic core includes a plurality of magnetic core units each having at least one non-shared magnetic core part that is not shared with the neighboring magnetic core unit, wherein a reluctance of the shared magnetic core part is smaller than the reluctance of a non-shared magnetic core part of the magnetic core units, and directions of a direct current magnetic flux in the shared magnetic core part of the neighboring two magnetic core units are opposite.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: September 1, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Jin-Ping Zhou, Rui Wu, Jian-Hong Zeng, Yu Zhang, Min Zhou
  • Patent number: 10747244
    Abstract: A transformer configured to receive a primary incoming voltage and provide at least two secondary output voltages. The transformer includes at least one secondary output assembly which includes at least two secondary voltage stabs, the number of voltage stabs being the same as the number of secondary output voltages, connected and configured to provide access to a respective secondary output voltage. The chosen secondary output voltage is connected by coupling a tap change link between a lug landing and either of the at least two secondary voltage stabs. Another of the secondary output voltages is provided by connecting coupling the tap change link between the lug landing and the other of the at least two secondary voltage stabs.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: August 18, 2020
    Assignee: SAI Advanced Power Solutions
    Inventors: James S. Manhart, John Ryan
  • Patent number: 10748697
    Abstract: A resonant power converter for operation in the radio frequency range, preferably in the VHF, comprises at least one PCB-embedded transformer. The transformer is configured for radio frequency operation and comprises a printed circuit board defining a horizontal plane, the printed circuit board comprising at least two horizontal conductive layers separated by an isolating layer, a first embedded solenoid forming a primary winding of the transformer and a second embedded solenoid being arranged parallel to the first solenoid and forming a secondary winding of the transformer, wherein the first and second embedded solenoids are formed in the conductive layers of the printed circuit board, wherein each full turn of an embedded solenoid has a horizontal top portion formed in an upper conductive layer, a horizontal bottom portion formed in a lower conductive layer, and two vertical side portions formed by vias extending between the upper and the lower conducting layers.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: August 18, 2020
    Assignee: Danmarks Tekniske Universitet
    Inventors: Mickey P. Madsen, Jakob Døllner Mønster
  • Patent number: 10741321
    Abstract: A thin film type inductor includes first, second and third exposed portions exposed to a first end surface of a body and fourth, fifth and sixth exposed portions exposed to a second end surface of the body opposing the first end surface of the body among external surfaces of the body. The first, second and third exposed portions are formed to be exposed symmetrically to the fourth, fifth and sixth exposed portions opposing the first, second and third exposed portions, respectively.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: August 11, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Boum Seock Kim, Kang Wook Bong, Byeong Cheol Moon, Joung Gul Ryu
  • Patent number: 10741323
    Abstract: A coil component includes: a pillar part; first and second rectangular planar parts, each having long sides L, short sides S, and thickness T; a coil formed around the pillar part; two terminal electrodes electrically connected to both ends of the coil; and an outer sheath containing magnetic grains and resin material and covering the coil at least partially; wherein the thickness PL in the L direction and thickness PS in the S direction, of the outer sheath, in a section cut across the center of the pillar part and in parallel with the LS planes, satisfy the relationship of PL<PS.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: August 11, 2020
    Assignee: TAIYO YUDEN CO., LTD
    Inventors: Hidenori Aoki, Masashi Kuwahara, Hideki Ogawa
  • Patent number: 10736214
    Abstract: A printed circuit board and a method for the production thereof. The printed circuit board can include a shaped part made of an electrically conducting material and can be used to manage the currents and heat volumes that occur in the field of power electronics.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: August 4, 2020
    Assignee: JUMATECH GMBH
    Inventor: Markus Wölfel
  • Patent number: 10734157
    Abstract: An inductor includes a magnetic body including a magnetic substance; a substrate disposed within the magnetic body; and an internal electrode disposed on at least one of an upper surface and a lower surface of the substrate. The substrate is disposed on an inclined with respect to at least one surface of the magnetic body.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: August 4, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Jong Ik Park
  • 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: 10734145
    Abstract: The present invention relates to a coil (1) for an inductor (6), comprised by metal wire (2) wound circular around a centre axis (C), wherein the wire has an electrically insulating layer (3) insulating each turn of the wire in the winding from neighbouring turns, the shape of the complete winding, building up the coil (1), is substantially toroidal having a substantially elliptic cross section, wherein the thermal heat conductivity is above 1 W/m*K more preferably above 1.2 and most preferably above 1.5. The invention further relates to a magnetic core (7) suitable for an inductor (6), where in the core is made of a soft magnetic composite material made of metallic particles and a binder material, said particles are in the range of 1 ?m-1000 ?m, particles that are larger than 150 ?m are coated with a ceramic surface to provide particle to particle electrical insulation, wherein the volume of magnetic, metallic particles to total core volume is 0.5-0.9.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: August 4, 2020
    Assignee: Comsys AB
    Inventors: Oscar H. Bjarnasen, Tord Cedell
  • Patent number: 10726990
    Abstract: A transformer includes a substrate having an input and an output, the input being connectable to one section of a medical electrical device, the output being connectable to another section of the medical electrical device. An input ground system and an output ground system, which is electrically isolated from the input ground system, provide continuous return paths for an input signal and an output signal, respectively. The transformer includes a primary winding electrically connected to the input, a secondary winding electrically connected to the output, and a core transferring data from the primary winding to the secondary winding using magnetic field coupling. A middle portion of the primary winding and a middle portion of the secondary winding wrap around the core and are twisted together. Other portions of the primary winding are twisted with one another, while other portions of the secondary winding are twisted with one another.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: July 28, 2020
    Assignee: Karl Storz Imaging, Inc.
    Inventor: Joseph Sanandajifar
  • Patent number: 10714254
    Abstract: An electronic component includes a body, a first inductor, and a low expansion portion. The body includes a laminated body including a plurality of insulating layers laminated in a lamination direction. The insulating layers contain a first resin as a material. The first inductor includes a first inductor conductor layer that adjoins one of the insulating layers. The low expansion portion has a coefficient of linear expansion lower than a coefficient of linear expansion of the plurality of insulating layers. The low expansion portion contains a second resin as a material. At least part of the low expansion portion is embedded in the laminated body. The second resin has a coefficient of linear expansion that is lower than a coefficient of linear expansion of the first resin.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: July 14, 2020
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Yoichi Nakatsuji, Kosuke Ishida, Mizuho Katsuta
  • Patent number: 10714255
    Abstract: A common mode choke coil includes a core and a first winding, a second winding, and a third winding that are wrapped around the core. A number of turns in the third winding is less than a number of turns in the first winding and a number of turns in the second winding.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: July 14, 2020
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Ryota Hashimoto
  • Patent number: 10699842
    Abstract: In some embodiments, an electronic device includes an electronic component that is at least partially encapsulated by an adhesive doped with soft magnetic material that functions as an EMI shield for the electronic component. In various embodiments, an electronic device includes a first magnetic component separated from a second magnetic component by a gap within which is positioned an adhesive doped with soft magnetic material. The doped adhesive is positioned in a magnetic path between the first and second magnetic components and aids in magnetically coupling the first and second magnetic components and/or guides magnetic flux between the first and second magnetic components.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: June 30, 2020
    Assignee: Apple Inc.
    Inventors: Christopher S. Graham, Karl Ruben K. Larsson, Paul J. Thompson, Eric S. Jol, John S. Mosy, Albert J. Golko, Stephen E. Yao, Makiko K. Brzezinski
  • Patent number: 10685777
    Abstract: A three-phase AC reactor according to an embodiment of the present invention includes an input and output terminal block; a peripheral iron core disposed under the input and output terminal block; and at least three iron-core coils each constituted of an iron core and a coil wound around the iron core, so as to contact an inner surface of the peripheral iron core or so as to be coupled to the inner surface. The at least three iron-core coils form gaps that can be magnetically coupled between two of the iron-core coils adjoining each other. The three-phase AC reactor includes a phase-based coil extending member unit that extends from coil end portions of the coils as base points to connection points of the input and output terminal block.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: June 16, 2020
    Assignee: FANUC CORPORATION
    Inventors: Kenichi Tsukada, Kaname Matsumoto, Makoto Takeshita, Yuuichi Yamada, Masatomo Shirouzu