Patents by Inventor Takashi Misaki

Takashi Misaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10916365
    Abstract: Provided is a reactor including: a coil having winding portions formed by winding a wire; a magnetic core that forms a closed magnetic circuit with inner core portions arranged inside of the winding portions and outer core portions arranged outside of the winding portions; end surface interposed members that are interposed between axial direction end surfaces of the winding portions and the outer core portions; and an inner resin portion that fills spaces between inner circumferential surfaces of the winding portions and outer circumferential surfaces of the inner core portions, the end surface interposed members including turn storage portions that store at least a portion of turns of the axial direction end portions of the winding portions.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: February 9, 2021
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Seiji Shitama, Masayuki Kato, Takashi Misaki, Tatsuo Hirabayashi, Shinichiro Yamamoto, Akinori Ooishi
  • Patent number: 10910147
    Abstract: A reactor including: a coil including a winding portion formed by winding a winding wire; and a magnetic core that forms a closed magnetic circuit constituted by an inner core portion located inside the winding portion and an outer core portion located outside the winding portion. The reactor further includes an inner resin portion that fills a gap between the inner circumferential surface of the winding portion and the outer circumferential surface of the inner core portion, and when a side, of the outer core portion, that faces the inner core portion is defined as an inner side, and the opposite side is defined as an outer side, the outer core portion is provided with a through hole that is open to both the inner side and the outer side, and the through hole is filled with a portion of the inner resin portion.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: February 2, 2021
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Shinichiro Yamamoto, Takashi Misaki, Seiji Shitama, Tatsuo Hirabayashi
  • Publication number: 20200381163
    Abstract: A reactor that includes a coil having a wound portion; a magnetic core; a holding member provided at both ends of the wound portion; a mold resin by which the coil and the holding member are integrated into one piece; a casing that houses an assembly that includes the coil, the magnetic core, and the holding member; and a potting resin that fills up the casing to seal at least a part of the assembly,
    Type: Application
    Filed: May 21, 2020
    Publication date: December 3, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takashi MISAKI, Shinichiro YAMAMOTO
  • Publication number: 20200312542
    Abstract: A reactor including: a coil having a winding portion; a magnetic core having a plurality of core pieces; and an inner interposed member interposed between the winding portion and an inner core portion of the magnetic core. An inner resin portion fills an internal space of the winding portion, the inner interposed member includes core holding portions holding the core pieces to be decentered relative to the inner interposed member when seen in the axial direction of the winding portion, a separation distance between the inner circumferential surface of the winding portion and the outer circumferential surface of the inner interposed member on a displacement direction side is longer than a separation distance between the inner circumferential surface of the winding portion and the outer circumferential surface of the inner interposed member on the side that is opposite the displacement direction side.
    Type: Application
    Filed: June 7, 2017
    Publication date: October 1, 2020
    Applicants: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Tatsuo HIRABAYASHI, Takashi MISAKI, Seiji SHITAMA, Shinichiro YAMAMOTO
  • Publication number: 20200176175
    Abstract: Provided is a reactor including a coil that has wound portions formed by winding a winding wire, and a magnetic core that includes inner core portions arranged inside of the wound portions and outer core portions arranged outside of the wound portions. The reactor includes an outer resin portion covering at least outer surfaces of the outer core portions. A terminal platform is formed in one piece protruding on the outer surface of an outer resin portion among the outer resin portions and has fastening portions configured to fasten terminal fittings connected to end portions of the winding wire to terminals of an external wiring. A fixing portion is formed in one piece on the terminal platform and fixes the reactor to an installation target. The terminal platform and the fixing portion are integrated and the thickness of the terminal platform is less than that of the fixing portion.
    Type: Application
    Filed: May 8, 2018
    Publication date: June 4, 2020
    Inventors: Takashi Misaki, Shinichiro Yamamoto, Seiji Shitama, Tatsuo Hirabayashi
  • Patent number: 10665386
    Abstract: A reactor including: a coil that includes a winding portion; a magnetic core that includes a plurality of core pieces that are located inside and outside the winding portion; an interposed member that is interposed between the coil and the magnetic core; and a resin mold portion that includes an outer covering portion that covers at least a portion of an outer core piece of the magnetic core, the outer core piece being located outside the winding portion. The interposed member includes an outer interposed portion that is interposed between an end surface of the winding portion and an inner end surface of the outer core piece, and the outer interposed portion has a hole on the outer core piece side, through which a portion of the inner end surface of the outer core piece is exposed from the resin mold portion.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: May 26, 2020
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Tatsuo Hirabayashi, Masayuki Kato, Takashi Misaki, Seiji Shitama, Shinichiro Yamamoto
  • Patent number: 10650953
    Abstract: A reactor includes: a coil having winding portions; a magnetic core including inner core portions and a pair of outer core portions sandwiching the inner core portions; end surface interposed members including main body portions between end surfaces of the winding portions and outer core portions, and resin filling holes communicating with interiors of the winding portions; inner resin portions where spaces between inner circumferential surfaces of the winding portions and inner core portions are filled; and outer resin portions covering part of the outer core portions and are connected to the inner resin portions through the resin filling holes. At least one of the pair of outer core portions and an end surface interposed member are formed integrally. The end surface interposed member includes a core holding portion extending to the outer core portion side and interposed between the core holding member and the main body portion.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: May 12, 2020
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Kohei Yoshikawa, Takashi Misaki, Seiji Shitama, Tatsuo Hirabayashi, Shinichiro Yamamoto
  • Publication number: 20200126716
    Abstract: Provided is a reactor including a coil and a magnetic core that includes inner core portions arranged inside of a wound portions and outer core portions arranged outside of the wound portions. A sensor measures a physical amount that is related to a combined body of the coil and the magnetic core. A wiring locking portion locks a wiring of the sensor. The wiring locking portion includes a first claw member and a second claw member. A wiring path is formed inside a bent portion of the claw members. The second claw member is spaced apart from the first claw member a distance L between the leading end of the first claw member and the leading end of the second claw member in the Y direction is greater than 1 times the diameter of the wiring and less than or equal to 1.5 times the diameter of the wiring.
    Type: Application
    Filed: July 4, 2018
    Publication date: April 23, 2020
    Applicants: AutoNetworks Technologies, Ltd., Sumitomo Electric Industries, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Kohei Yoshikawa, Takashi Misaki, Shinichiro Yamamoto, Hajime Kawaguchi
  • Patent number: 10600557
    Abstract: Provided is a reactor in which it is possible to reduce molding failures in inner resin portions when molding the inner resin portions. A reactor includes: a coil having winding portions; and a magnetic core having inner core portions and outer core portions. The reactor further includes: inner resin portions that fill gaps between the winding portions and the inner core portions; and inner interposed members that are interposed between the winding portions and the inner core portions, and form resin flow paths. The inner interposed members have spacers arranged between the winding portions and the inner core portions. The spacers are provided with air discharge paths that are in communication with the resin flow paths, and extend in the axial direction of the winding portions to at least one end face side of the winding portions.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: March 24, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tatsuo Hirabayashi, Takashi Misaki, Seiji Shitama
  • Patent number: 10535460
    Abstract: Provided is a reactor with enhanced strength. The reactor includes a coil, a magnetic core, an interposed member interposed between the coil and the magnetic core, and a resin mold portion. The interposed member includes a frame portion that has a first through hole, and a plate-shaped portion. The resin mold portion includes an interposed resin portion that is formed by a constituent resin of the resin mold portion being filled inside the first through hole, an inner side resin portion is formed by the constituent resin being filled inside a portion of a coil interior space, and an outer side resin portion. The plate-shaped portion includes an interposed wall portion, and a second through hole that is provided locally in a portion other than the interposed wall portion, and inside of which the constituent resin is filled.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: January 14, 2020
    Assignees: Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Tatsuo Hirabayashi, Takashi Misaki, Seiji Shitama, Shinichiro Yamamoto
  • Publication number: 20190385776
    Abstract: Provided is a reactor that includes: a coil provided with a wound portion that is obtained by winding a winding wire, and has an exposed region with which a liquid coolant comes into direct contact; a magnetic core that is arranged inside and outside the wound portion, and forms a closed magnetic circuit; a sensor member configured to measure the temperature of the coil, the sensor member including a rod-shaped sensor body portion attached to the exposed region of the wound portion, and a wire coupled to the sensor body portion; and a sensor cover portion that covers surfaces of the outer periphery of the sensor body portion, except for a mounting surface for mounting to the wound portion and at least part of a coupling surface to which the wire is coupled.
    Type: Application
    Filed: January 22, 2018
    Publication date: December 19, 2019
    Inventors: Shinichiro Yamamoto, Takashi Misaki, Seiji Shitama, Tatsuo Hirabayashi
  • Publication number: 20190259532
    Abstract: A reactor including: a coil that includes a winding portion; a magnetic core that includes a plurality of core pieces that are located inside and outside the winding portion; an interposed member that is interposed between the coil and the magnetic core; and a resin mold portion that includes an outer covering portion that covers at least a portion of an outer core piece of the magnetic core, the outer core piece being located outside the winding portion. The interposed member includes an outer interposed portion that is interposed between an end surface of the winding portion and an inner end surface of the outer core piece, and the outer interposed portion has a hole on the outer core piece side, through which a portion of the inner end surface of the outer core piece is exposed from the resin mold portion.
    Type: Application
    Filed: January 26, 2017
    Publication date: August 22, 2019
    Applicants: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tatsuo Hirabayashi, Masayuki Kato, Takashi Misaki, Seiji Shitama, Shinichiro Yamamoto
  • Publication number: 20190189339
    Abstract: A reactor including: a coil including a winding portion formed by winding a winding wire; and a magnetic core that forms a closed magnetic circuit constituted by an inner core portion located inside the winding portion and an outer core portion located outside the winding portion. The reactor further includes an inner resin portion that fills a gap between the inner circumferential surface of the winding portion and the outer circumferential surface of the inner core portion, and when a side, of the outer core portion, that faces the inner core portion is defined as an inner side, and the opposite side is defined as an outer side, the outer core portion is provided with a through hole that is open to both the inner side and the outer side, and the through hole is filled with a portion of the inner resin portion.
    Type: Application
    Filed: May 23, 2017
    Publication date: June 20, 2019
    Applicants: AutoNetworks Technologies, Ltd., Sumitomo Electric Industries, Ltd., Sumitomo Wiring Systems, Ltd.
    Inventors: Shinichiro YAMAMOTO, Takashi MISAKI, Seiji SHITAMA, Tatsuo HIRABAYASHI
  • Publication number: 20190131058
    Abstract: Provided is a reactor in which it is possible to reduce molding failures in inner resin portions when molding the inner resin portions. A reactor includes: a coil having winding portions; and a magnetic core having inner core portions and outer core portions. The reactor further includes: inner resin portions that fill gaps between the winding portions and the inner core portions; and inner interposed members that are interposed between the winding portions and the inner core portions, and form resin flow paths. The inner interposed members have spacers arranged between the winding portions and the inner core portions. The spacers are provided with air discharge paths that are in communication with the resin flow paths, and extend in the axial direction of the winding portions to at least one end face side of the winding portions.
    Type: Application
    Filed: October 17, 2018
    Publication date: May 2, 2019
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tatsuo HIRABAYASHI, Takashi MISAKI, Seiji SHITAMA
  • Publication number: 20190057810
    Abstract: Provided is a reactor that can prevent a temperature sensor from being attached to a wound portion of a coil in a wrong direction. The reactor includes a temperature sensor having a sensor main portion attached to an outer peripheral surface of a wound portion and a wire extending from the sensor main portion. A sensor housing portion houses the sensor main portion. The sensor main portion has a detection surface facing the wound portion and a projecting portion protruding from a back surface of the sensor main portion opposite of the detection surface. The sensor housing portion has a pair of side wall portions opposing respective side surfaces of the sensor main portion. A height of a portion of the sensor main portion that has the projecting portion is larger than a width of that portion and larger than the distance between the side wall portions.
    Type: Application
    Filed: August 20, 2018
    Publication date: February 21, 2019
    Inventors: Seiji SHITAMA, Akinori OOISHI, Hajime KAWAGUCHI, Junji IDO, Takashi MISAKI, Kohei YOSHIKAWA, Shinichiro YAMAMOTO
  • Publication number: 20190027295
    Abstract: A reactor that includes a coil that includes a winding portion; a magnetic core that includes a plurality of core pieces that are located inside and outside the winding portion, and one or more gap portions that are interposed between core pieces that are adjacent to each other; an interposed member that is interposed between the coil and the magnetic core; and a resin mold portion that covers at least a portion of an outer circumferential surface of the magnetic core without covering an outer circumferential surface of the winding portion so that the outer circumferential surface of the winding portion is exposed.
    Type: Application
    Filed: January 26, 2017
    Publication date: January 24, 2019
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tatsuo HIRABAYASHI, Masayuki KATO, Takashi MISAKI, Seiji SHITAMA, Shinichiro YAMAMOTO
  • Publication number: 20190027304
    Abstract: A reactor that includes an assembly that includes a coil with a pair of winding portions that are arranged side by side, and a magnetic core; a sensor that acquires information regarding a physical value related to the reactor and outputs the information to an external device, and a sensor holder for fixing the sensor to the assembly, wherein the sensor holder is a member that is separate from the assembly.
    Type: Application
    Filed: January 11, 2017
    Publication date: January 24, 2019
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takashi MISAKI, Kazuhiro INABA
  • Publication number: 20190027294
    Abstract: A reactor includes: a coil having winding portions; a magnetic core including inner core portions and a pair of outer core portions sandwiching the inner core portions; end surface interposed members including main body portions between end surfaces of the winding portions and outer core portions, and resin filling holes communicating with interiors of the winding portions; inner resin portions where spaces between inner circumferential surfaces of the winding portions and inner core portions are filled; and outer resin portions covering part of the outer core portions and are connected to the inner resin portions through the resin filling holes. At least one of the pair of outer core portions and an end surface interposed member are formed integrally. The end surface interposed member includes a core holding portion extending to the outer core portion side and interposed between the core holding member and the main body portion.
    Type: Application
    Filed: May 29, 2018
    Publication date: January 24, 2019
    Inventors: Kouhei Yoshikawa, Takashi Misaki, Seiji Shitama, Tatsuo Hirabayashi, Shinichiro Yamamoto
  • Patent number: 10170235
    Abstract: Provided is a reactor that enables an end portion of a wire forming a coil to be accurately connected to a terminal fitting and that also has excellent assemblability. A reactor includes a coil formed by winding a wire and a magnetic core having a portion disposed inside the coil, wherein the magnetic core includes a terminal-equipped outer core component, the terminal-equipped outer core component including a side main portion protruding from the coil and constituting a magnetic circuit, a terminal fitting connected to an end portion of the wire, and a side resin-molded portion integrally holding the side main portion and the terminal fitting.
    Type: Grant
    Filed: December 25, 2014
    Date of Patent: January 1, 2019
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takashi Misaki, Kouji Nishi, Shinichirou Yamamoto, Masayuki Kato, Yukinori Yamada
  • Patent number: 10153080
    Abstract: Provided is a reactor exhibiting stable magnetic characteristics. The reactor includes a coil, a magnetic core having an inner core portion and an outer core, and an end surface connecting member disposed between an end surface of the winding portion and the outer core portion. The reactor includes a resin-molded portion integrates integrating the outer core portion and the end surface connecting member, and a plurality of protruding portions provided disposed on an outer surface of the end surface connecting member on which the outer core portion is disposed and that supports the outer core portion at a distance from the outer surface, the resin-molded portion enters a gap formed between the outer surface and the outer core portion by the protruding portions, thereby forming a resin gap between the inner core portion and the outer core portion are being separated from each other by the end surface connecting member.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: December 11, 2018
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Takashi Misaki, Shinichirou Yamamoto