Patents by Inventor Takahiro Shinoda

Takahiro Shinoda 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).

  • Publication number: 20210164859
    Abstract: Provided are an analyzing device and the like capable of suppressing erroneous determination. This analyzing device is provided with: a cross correlation calculating unit that obtains a cross correlation function with respect to vibrations detected at two points contained in a measurement sector of a pipeline; an estimating unit that estimates a cause of the vibrations, on the basis of the continuity of peaks in the cross correlation function; and an analyzing unit that analyzes the actual generation location of the vibrations and cause of the vibrations on the basis of an estimated generation location of the vibrations and cause of the vibrations and information relating to the configuration of a pipeline network.
    Type: Application
    Filed: July 23, 2018
    Publication date: June 3, 2021
    Applicant: NEC Corporation
    Inventors: Shigeki SHINODA, Hirofumi INOUE, Takahiro KUMURA, Katsumi KIKUCHI
  • Publication number: 20210116323
    Abstract: A leakage inspection device according to an aspect of the present disclosure includes: at least one memory storing a set of instructions; and at least one processor configured to execute the set of instructions to: determine a measurement time; measure vibration waveforms for the measurement time by using at least two sensors set to a pipe; calculate a cross-correlation function of the measured vibration waveforms; detect peaks of the cross-correlation function at least twice in the measurement time; and determine that leakage occurs in a case where the peaks are repeatedly detected in the measurement time.
    Type: Application
    Filed: June 13, 2019
    Publication date: April 22, 2021
    Applicant: NEC CORPORATION
    Inventors: Shigeki SHINODA, Hirofumi INOUE, Junichiro MATAGA, Takahiro KUMURA, Katsumi KIKUCHI
  • Publication number: 20210087657
    Abstract: A method of manufacturing a fin material made of an aluminum alloy for heat exchangers with no fin buckling deformation and having excellent buckling resistance in a temperature range of 400° C. to 580° C. before a filler alloy melts at the time of brazing is provided. The fin material made of an aluminum alloy for heat exchangers contains 1.0 to 2.0 mass % of Mn, 0.7 to 1.4 mass % of Si, and 0.05 to 0.3 mass % of Fe, with the balance being Al and unavoidable impurities, in which a number density of intermetallic compounds having a circle-equivalent diameter of 0.025 to 0.4 ?m is 3.0×106 particles/mm2 or more, and an amount of solid solution of Mn is 0.3 mass % or less.
    Type: Application
    Filed: December 1, 2020
    Publication date: March 25, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Yusuke Ohashi, Atsushi Fukumoto, Shogo Yamada, Shinichiro Takise, Takahiro Shinoda
  • Publication number: 20210071970
    Abstract: An aluminum alloy heat exchanger for an exhaust gas recirculation system, obtained by brazing: a tube material comprising at least a core material made of aluminum alloy comprising 0.10 to 1.50% of Si, 0.05 to 3.00% of Cu, and 0.40 to 2.00% of Mn, and a sacrificial anticorrosion material made of aluminum alloy comprising 2.00 to 6.00% of Zn, with a Si content of less than 0.10%, clad on the inner side surface of the core material; and a fin material comprising a core material made of aluminum alloy comprising 0.10 to 1.50% of Si, and 0.40 to 2.00% of Mn, with a Zn content of less than 0.05%, and a brazing material clad on both surfaces of the core material, made of aluminum alloy comprising 3.00 to 13.00% of Si, with a Zn content of less than 0.05%.
    Type: Application
    Filed: March 27, 2019
    Publication date: March 11, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Yoshiyuki Oya, Tomohiro Shoji, Atsushi Fukumoto, Kouki Nishiyama, Toru Ikeda, Takahiro Shinoda
  • Publication number: 20210039207
    Abstract: A flux-free brazing aluminum alloy brazing sheet includes: a core material formed of aluminum alloy comprising Si of 0.50 to 0.90 mass %, Cu of 0.30 to 2.50 mass %, and Mn of 1.40 to 1.80 mass %, with a Mg content limited to 0.05 mass % or less, and with the balance being Al and inevitable impurities; an intermediate material being formed of aluminum alloy comprising Mg of 0.40 to 1.00 mass %, and Zn of 2.00 to 6.00 mass %, with the balance being Al and inevitable impurities; and a brazing material being formed of aluminum alloy comprising Si of 6.00 to 13.00 mass %, Mg of 0.05 to 0.40 mass %, and Bi of 0.010 to 0.050 mass %, with the balance being Al and inevitable impurities.
    Type: Application
    Filed: March 5, 2019
    Publication date: February 11, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Tatsuya Ide, Yutaka Yanagawa, Shogo Yamada, Takahiro Shinoda, Shingo Ono
  • Publication number: 20210040586
    Abstract: Provided is an aluminum alloy fin stock for a heat exchanger which is free from brazing defects due to fin deformation during brazing and is excellent in strength, electric conductivity, corrosion resistance, and brazability, and a heat exchanger. An aluminum alloy fin stock for a heat exchanger is made of an aluminum alloy having a composition including, by mass %, Mn: 1.2% to 2.0%, Si: 0.5% to 1.3%, Cu: 0.001% to less than 0.05%, Fe: 0.1% to 0.5%, Zn: 0.5% to 2.5%, and a balance consisting of Al and inevitable impurities, in which, at a room temperature after brazing heating, the aluminum alloy fin stock has a tensile strength of 140 MPa or more, a 0.2% proof stress of 50 MPa or more, a electric conductivity of 42% IACS or more, an electric potential of ?800 mV or more and ?710 mV or less, and a corrosion weight loss of 120 mg/dm2 or less after 16 weeks in a neutral salt spray test.
    Type: Application
    Filed: December 20, 2018
    Publication date: February 11, 2021
    Applicants: Mitsubishi Aluminum Co., Ltd., DENSO CORPORATION
    Inventors: Shigeki NAKANISHI, Yusuke IMAI, Shohei IWAO, Atsushi SAJI, Takahiro SHINODA, Masanobu llO
  • Publication number: 20210033359
    Abstract: An aluminum alloy heat exchanger for an exhaust gas recirculation system, which is a heat exchanger installed in an exhaust gas recirculation system of an internal combustion engine to cool the exhaust gas comprises a tube provided with a sacrificial anticorrosion material on a side along which the exhaust gas passes, and a fin brazed to the surface side of the sacrificial anticorrosion material of the tube, the fin having a pitting potential higher than the pitting potential of the surface of the sacrificial anticorrosion material of the tube. According to the disclosure, an aluminum alloy heat exchanger for an exhaust gas recirculation system having a long service life with effective function of the sacrificial anticorrosion even under an acidic environment in which an oxide film is weakened as a whole and pitting corrosion is unlikely to occur can be provided.
    Type: Application
    Filed: March 27, 2019
    Publication date: February 4, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Yoshiyuki Oya, Tomohiro Shoji, Atsushi Fukumoto, Kouki Nishiyama, Toru Ikeda, Takahiro Shinoda
  • Publication number: 20210025663
    Abstract: An aluminum alloy heat exchanger for an exhaust gas recirculation system, the heat exchanger obtained by brazing: a tube material comprising a core material comprising 0.05 mass % to 1.50 mass % of Si, 0.05 mass % to 3.00 mass % of Cu, and 0.40 mass % to 2.00 mass % of Mn, and a sacrificial anticorrosion material comprising 2.00 mass % to 6.00 mass % of Zn, clad on an inner side surface of the core material; and a fin material comprising a core material comprising 0.05 mass to 1.50 mass % of Si, and 0.40 mass % to 2.00 mass % of Mn, and a brazing material comprising 3.00 mass % to 13.00 mass % of Si, clad on both surfaces of the core material; the heat exchanger having a ratio of a surface area Sb (mm2) of the fin material to a surface area Sa (mm2) of the sacrificial anticorrosion material of less than 200%.
    Type: Application
    Filed: March 27, 2019
    Publication date: January 28, 2021
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Yoshiyuki Oya, Tomohiro Shoji, Atsushi Fukumoto, Kouki Nishiyama, Toru Ikeda, Takahiro Shinoda
  • Publication number: 20200206849
    Abstract: This aluminum alloy brazing sheet is provided with: a core material comprising 2.0 mass % or less (including 0 mass %) of Mg and a remainder of Al and unavoidable impurities; and a brazing material comprising Si, Bi, Mg, and a remainder of Al and unavoidable impurities. The aluminum alloy brazing sheet satisfies the expressions 3?CSi?13, 0.13CMg?0.3?CBi?0.58CMg0.45, CMg-b?0.1, and 0.2?CMg?1.1 when the Si content of the brazing material is denoted by CSi, the Bi content of the brazing material is denoted by CBi, the Mg content of the brazing material is denoted by CMg-b, the Mg content of the core material is denoted by CMg-c, and CMg=CMg-b+CMg-c/2.
    Type: Application
    Filed: May 24, 2018
    Publication date: July 2, 2020
    Applicants: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.), DENSO CORPORATION
    Inventors: Takahiro IZUMI, Akihiro TSURUNO, Shimpei KIMURA, Yuji SHIBUYA, Takahiro SHINODA, Shogo YAMADA, Shingo OONO
  • Publication number: 20200116444
    Abstract: Mg and Bi are contained in each of a first fillet in a first braze joining portion in which a tube and a fin join, a second fillet in a second braze joining portion in which the tube and a header plate join, and a third fillet in a third braze joining portion in which the header plate and a tank body join. A concentration of Mg of each of the first to third fillets is from 0.2% or more to 2.0% or less by mass. When the tube includes a brazing material layer, a concentration of Mg of the tube at its plate thickness center is from 0.1% or more to 1.0% or less by mass. When the fin includes a brazing material layer, a concentration of Mg of the fin at its plate thickness center is from 0.2% or more to 1.0% or less by mass.
    Type: Application
    Filed: October 8, 2019
    Publication date: April 16, 2020
    Inventors: Takahiro SHINODA, Shogo YAMADA, Nobuhiro HONMA, Naoki SUGIMOTO, Taketoshi TOYAMA
  • Publication number: 20200115779
    Abstract: An aluminum alloy fin material and a heat exchanger having excellent moldability, strength, resistance to brazing erosion and durability are provided. The aluminum alloy fin material has a composition comprising Mn: 1.8 to 2.5%, Si: 0.7 to 1.3%, Fe: 0.05 to 0.3%, Cu: 0.14 to 0.30%, Zn: 1.3 to 3.0%, with the balance being Al and inevitable impurities, wherein a ratio Mn/Si in terms of content is in a range of 1.5 to 2.9, and the aluminum alloy fin material has a solidus temperature of 610° C. or more, a tensile strength before brazing of 220 to 270 MPa, has a crystal grain structure before brazing of a non-recrystallized grain structure, and has a tensile strength after brazing of 160 MPa or more, an electrical conductivity after brazing of 40% IACS or more and an average crystal grain size in a rolled surface after brazing of 300 ?m to 2,000 ?m.
    Type: Application
    Filed: October 15, 2019
    Publication date: April 16, 2020
    Applicants: MITSUBISHI ALUMINUM CO., LTD., DENSO CORPORATION
    Inventors: Michihide YOSHINO, Shohei IWAO, Tetsuya YAMAMOTO, Takahiro SHINODA, Koichi NAKASHITA
  • Publication number: 20200115778
    Abstract: An aluminum alloy fin material and a heat exchanger having excellent moldability, strength, resistance to brazing erosion and durability are provided. The aluminum alloy fin material has a composition comprising, in % by mass, Zr: 0.05 to 0.3%, Mn: 1.8 to 2.5%, Si: 0.7 to 1.3%, Fe: 0.05 to 0.5%, Cu: 0.25 to 0.7%, Zn: 2.0 to 5.0%, with the balance being Al and inevitable impurities, wherein a ratio of Mn/Si in terms of content is in a range of 1.5 to 2.9, and the aluminum alloy fin material has a tensile strength before brazing of 210 to 280 MPa, a tensile strength after brazing of 175 MPa or more, an electrical conductivity after brazing of 37% IACS or more, and a solidus temperature of 605° C. or more, and has a crystal grain structure before brazing of a non-recrystallized grain structure, and has an average crystal grain size in a rolled surface after brazing of 300 ?m to 2,000 ?m.
    Type: Application
    Filed: October 15, 2019
    Publication date: April 16, 2020
    Applicants: MITSUBISHI ALUMINUM CO., LTD., DENSO CORPORATION
    Inventors: Michihide YOSHINO, Shohei IWAO, Tetsuya YAMAMOTO, Takahiro SHINODA, Koichi NAKASHITA
  • Publication number: 20200086430
    Abstract: Provided is a brazing method for an aluminum alloy brazing sheet provided with a core material and a brazing material in which the Si content of the brazing material is denoted by CSi, the Bi content of the brazing material is denoted by CBi, the Mg content of the brazing material is denoted by CMg-b, the Mg content of the core material is denoted by CMg-c, CMg=CMg-b+CMg-c/2, and an aluminum alloy brazing sheet satisfying 3?CSi?13, 0.13CMg?0.3?CBi?0.58CMg0.45, CMg-b?0.1, and 0.2?CMg?1.1 is brazed in an inert gas atmosphere at a heating temperature of 560-620° C. without using flux.
    Type: Application
    Filed: May 24, 2018
    Publication date: March 19, 2020
    Applicants: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.), DENSO CORPORATION
    Inventors: Takahiro IZUMI, Akihiro TSURUNO, Shimpei KIMURA, Yuji SHIBUYA, Takahiro SHINODA, Shogo YAMADA, Shingo OONO
  • Publication number: 20180251874
    Abstract: [Problem to be Solved] To provide a fin material made of an aluminum alloy for heat exchangers with no fin buckling deformation and having excellent buckling resistance in a temperature range of 400° C. to 580° C. before a filler alloy melts at the time of brazing. [Solution] The fin material made of an aluminum alloy for heat exchangers contains 1.0 to 2.0 mass % of Mn, 0.7 to 1.4 mass % of Si, and 0.05 to 0.3 mass % of Fe, with the balance being Al and unavoidable impurities, in which a number density of intermetallic compounds having a circle-equivalent diameter of 0.025 to 0.4 ?m is 3.0×106 particles/mm2 or more, and an amount of solid solution of Mn is 0.3 mass % or less.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 6, 2018
    Applicants: UACJ Corporation, DENSO CORPORATION
    Inventors: Yusuke Ohashi, Atsushi Fukumoto, Shogo Yamada, Shinichiro Takise, Takahiro Shinoda
  • Patent number: 8118344
    Abstract: There is provided a slide door structure of a vehicle which has a slide door to slide in a vehicle longitudinal direction at a side of a vehicle body, comprising a center rail which extends in the vehicle longitudinal direction at the side of the vehicle body so as to guide a roller provided at the slide door, and an expansion preventing bracket which is provided at a front end portion of the center rail so as to connect a pair of guide-face portions which face to each other for preventing an expansion of a center-rail end. Accordingly, the expansion of guide-rail end can be prevented in case the outward load acts on the slide door when the slide door is in the closed state.
    Type: Grant
    Filed: July 9, 2009
    Date of Patent: February 21, 2012
    Assignee: Mazda Motor Corporation
    Inventors: Hirotaka Takaya, Motoki Yoshida, Katsunori Monden, Takahiro Shinoda
  • Publication number: 20100078961
    Abstract: There is provided a slide door structure of a vehicle which has a slide door to slide in a vehicle longitudinal direction at a side of a vehicle body, comprising a center rail which extends in the vehicle longitudinal direction at the side of the vehicle body so as to guide a roller provided at the slide door, and an expansion preventing bracket which is provided at a front end portion of the center rail so as to connect a pair of guide-face portions which face to each other for preventing an expansion of a center-rail end. Accordingly, the expansion of guide-rail end can be prevented in case the outward load acts on the slide door when the slide door is in the closed state.
    Type: Application
    Filed: July 9, 2009
    Publication date: April 1, 2010
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Hirotaka TAKAYA, Motoki YOSHIDA, Katsunori MONDEN, Takahiro SHINODA