Patents by Inventor Hideyuki Sakata

Hideyuki Sakata 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: 20230110039
    Abstract: Heat can be stably extracted with easy criticality control. A nuclear reactor includes: a fuel portion being a reactor core having a nuclear fuel body; a shielding portion covering all over outer sides of the fuel portion to shield against radiations generated from the reactor core; and a thermal conduction part that conducts heat generated in the reactor core to exterior of the shield part. The nuclear fuel body contains a fissile material with an enrichment not less than 5% by weight throughout an operation period.
    Type: Application
    Filed: October 19, 2020
    Publication date: April 13, 2023
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Wataru Nakazato, Hideaki Ikeda, Takashi Hasegawa, Nozomu Murakami, Tadakatsu Yodo, Shohei Otsuki, Satoru Kamohara, Shota Kobayashi, Yasutaka Harai, Yutaka Tanaka, Takafumi Noda, Kazuhiro Yoshida, Hideyuki Sakata, Hironori Noguchi, Hideyuki Kudo, Tatsuo Ishiguro
  • Publication number: 20230090721
    Abstract: An object of this invention is to provide an adhesive composition that comprises a moisture-curable resin and a modified polyolefin and that achieves an excellent liquid state and excellent adhesion to polyolefin resin substrates. Provided is a moisture-curable adhesive resin composition comprising a moisture-curable resin (A) and a modified polyolefin resin (B), wherein the content of the modified polyolefin resin (B) is 2 parts by mass or more per 100 parts by mass of the moisture-curable resin (A).
    Type: Application
    Filed: December 24, 2020
    Publication date: March 23, 2023
    Applicant: TOYOBO CO., LTD.
    Inventors: Hideyuki SAKATA, Kenji KASHIHARA
  • Publication number: 20220319724
    Abstract: Ensuring a high output temperature while preventing leakage of radioactive substances, etc. A nuclear reactor includes a fuel unit; a shield unit that covers a circumference of the fuel unit for shielding from radioactive rays; and a heat conductive portion that penetrates the shield unit, is arranged such that the heat conductive portion extends to inside of the fuel unit and outside of the shield unit, and transfers heat of the fuel unit to the outside of the shield unit by solid heat conduction.
    Type: Application
    Filed: November 6, 2020
    Publication date: October 6, 2022
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Hideyuki Kudo, Hironori Noguchi, Koichi Tanimoto, Yuichi Otani, Yutaka Tanaka, Takafumi Noda, Kazuhiro Yoshida, Hideyuki Sakata, Tatsuo Ishiguro, Hideaki Ikeda, Satoru Kamohara, Shohei Otsuki, Nozomu Murakami, Wataru Nakazato, Takashi Hasegawa, Tadakatsu Yodo, Yasutaka Harai, Shota Kobayashi
  • Patent number: 10907668
    Abstract: A flow damper including a cylindrical vortex chamber, a small flow-rate pipe connected to a peripheral plate of the vortex chamber along a tangential direction, a large flow-rate pipe connected to the peripheral plate with a predetermined angle with respect to the small flow-rate pipe, an outlet pipe connected to an outlet formed in a central part of the vortex chamber, and a pressure equalization pipe with respective ends being connected to the peripheral plate on opposite sides of the outlet and at positions closer to a connection portion between the small flow-rate pipe and the large flow-rate pipe than positions facing each other, putting the outlet therebetween. The pressure equalization pipe is arranged with at least a part thereof is located at a higher position than a top plate of the vortex chamber, and an outgassing hole is provided at an uppermost part of the pressure equalization pipe.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: February 2, 2021
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Masamichi Iino, Shigeto Hirai, Taiki Asahara, Takafumi Ogino, Akira Kirita, Akihiro Toda, Hideyuki Sakata, Yutaka Tanaka, Setsuo Tokunaga, Takashi Nakahara, Takanori Okazaki
  • Patent number: 10900508
    Abstract: To include a cylindrical vortex chamber 35, a small flow-rate pipe 37 connected to a peripheral plate 35C of the vortex chamber 35 along a tangential direction thereof, a large flow-rate pipe 36 connected to the peripheral plate 35C with a predetermined angle with respect to the small flow-rate pipe 37, an outlet pipe connected to an outlet 39 formed in a central part of the vortex chamber 35, and a straightening plate 50 that is arranged in a part between the outlet 39 and the peripheral plate 35C of the vortex chamber 35, and when jets flow into the vortex chamber 35 from the small flow-rate pipe 37 and the large flow-rate pipe 36, straightens impinging jets from the small flow-rate pipe 37 and from the large flow-rate pipe 36 having flowed into the vortex chamber 35 toward the outlet 39.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: January 26, 2021
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Hideyuki Sakata, Shigeto Hirai, Taiki Asahara, Takafumi Ogino, Akira Kirita, Akihiro Toda, Masamichi Iino, Toshihiro Sato, Yutaka Tanaka, Takanori Okazaki, Takashi Nakahara
  • Patent number: 10495495
    Abstract: A liquid level detection device for a liquid supplying facility includes: a lower pipe which is in communication with a liquid-phase section of an interior space of a tank, the liquid-phase section being occupied by a liquid; an upper pipe which is in communication with a gas-phase section of the interior space of the tank, the gas-phase section being disposed above the liquid-phase section and occupied by a high-pressure gas; a differential pressure gauge for detecting a differential pressure between the lower pipe and the upper pipe; and a liquid level calculation part for calculating a liquid level of the tank on the basis of a differential pressure detection result of the differential pressure gauge. An inside of the upper pipe is filled with a filling liquid at least in a partial range.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: December 3, 2019
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Taiki Asahara, Hideyuki Sakata, Takafumi Ogino
  • Patent number: 10488317
    Abstract: Acquiring sets of test data on amounts of foreign matter passed through a recirculation sump screen when different amounts of foreign matter are input; forming a passed foreign matter amount approximate line that approximates the amounts of passed foreign matter with respect to the amounts of input foreign matter on the basis of the sets of test data on the amounts of passed foreign matter; forming a passed foreign matter amount envelope tangent to the passed foreign matter amount approximate line; and estimating a total passed foreign matter amount with respect to the amounts of input foreign matter on the basis of the passed foreign matter amount envelope to evaluate the recirculation sump screen are provided.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: November 26, 2019
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Hideyuki Sakata, Hiroyuki Kojima, Hiroshi Matsuoka, Yuji Momose
  • Patent number: 10253114
    Abstract: This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A).
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: April 9, 2019
    Assignee: TOYOBO CO., LTD.
    Inventors: Hideyuki Sakata, Kenji Kashihara
  • Publication number: 20190025099
    Abstract: A liquid level detection device for a liquid supplying facility includes: a lower pipe which is in communication with a liquid-phase section of an interior space of a tank, the liquid-phase section being occupied by a liquid; an upper pipe which is in communication with a gas-phase section of the interior space of the tank, the gas-phase section being disposed above the liquid-phase section and occupied by a high-pressure gas; a differential pressure gauge for detecting a differential pressure between the lower pipe and the upper pipe; and a liquid level calculation part for calculating a liquid level of the tank on the basis of a differential pressure detection result of the differential pressure gauge. An inside of the upper pipe is filled with a filling liquid at least in a partial range.
    Type: Application
    Filed: September 21, 2016
    Publication date: January 24, 2019
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Taiki Asahara, Hideyuki Sakata, Takafumi Ogino
  • Publication number: 20180358137
    Abstract: A flow damper including a cylindrical vortex chamber, a small flow-rate pipe connected to a peripheral plate of the vortex chamber along a tangential direction, a large flow-rate pipe connected to the peripheral plate with a predetermined angle with respect to the small flow-rate pipe, an outlet pipe connected to an outlet formed in a central part of the vortex chamber, and a pressure equalization pipe with respective ends being connected to the peripheral plate on opposite sides of the outlet and at positions closer to a connection portion between the small flow-rate pipe and the large flow-rate pipe than positions facing each other, putting the outlet therebetween. The pressure equalization pipe is arranged with at least a part thereof is located at a higher position than a top plate of the vortex chamber, and an outgassing hole is provided at an uppermost part of the pressure equalization pipe.
    Type: Application
    Filed: January 27, 2017
    Publication date: December 13, 2018
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Masamichi Iino, Shigeto Hirai, Taiki Asahara, Takafumi Ogino, Akira Kirita, Akihiro Toda, Hideyuki Sakata, Yutaka Tanaka, Setsuo Tokunaga, Takashi Nakahara, Takanori Okazaki
  • Patent number: 10131823
    Abstract: Provided is an adhesive composition comprising a modified polyolefin and an epoxy resin, the composition having excellent pot life, and excellent adhesion to both a metal substrate and a polyolefin resin substrate. The adhesive composition comprises a modified polyolefin (A), a glycidyl amine-type epoxy resin (B1), a glycidyl ether-type epoxy resin (B2), and an organic solvent (C); wherein the modified polyolefin (A) is (A1) or (A2) below: (A1): a crystalline acid-modified polyolefin having an acid value of 5 to 50 mg KOH/g-resin; or (A2): an acid-modified chlorinated polyolefin having an acid value of 5 to 50 mg KOH/g-resin and a chlorine content of 5 to 40 mass %.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: November 20, 2018
    Assignee: TOYOBO CO., LTD.
    Inventors: Hideyuki Sakata, Kenji Kashihara, Takeshi Ito
  • Publication number: 20180218795
    Abstract: To include a cylindrical vortex chamber 35, a small flow-rate pipe 37 connected to a peripheral plate 35C of the vortex chamber 35 along a tangential direction thereof, a large flow-rate pipe 36 connected to the peripheral plate 35C with a predetermined angle with respect to the small flow-rate pipe 37, an outlet pipe connected to an outlet 39 formed in a central part of the vortex chamber 35, and a straightening plate 50 that is arranged in a part between the outlet 39 and the peripheral plate 35C of the vortex chamber 35, and when jets flow into the vortex chamber 35 from the small flow-rate pipe 37 and the large flow-rate pipe 36, straightens impinging jets from the small flow-rate pipe 37 and from the large flow-rate pipe 36 having flowed into the vortex chamber 35 toward the outlet 39.
    Type: Application
    Filed: January 27, 2017
    Publication date: August 2, 2018
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Hideyuki Sakata, Shigeto Hirai, Taiki Asahara, Takafumi Ogino, Akira Kirita, Akihiro Toda, Masamichi Iino, Toshihiro Sato, Yutaka Tanaka, Takanori Okazaki, Takashi Nakahara
  • Publication number: 20170176315
    Abstract: Acquiring sets of test data on amounts of foreign matter passed through a recirculation sump screen when different amounts of foreign matter are input; forming a passed foreign matter amount approximate line that approximates the amounts of passed foreign matter with respect to the amounts of input foreign matter on the basis of the sets of test data on the amounts of passed foreign matter; forming a passed foreign matter amount envelope tangent to the passed foreign matter amount approximate line; and estimating a total passed foreign matter amount with respect to the amounts of input foreign matter on the basis of the passed foreign matter amount envelope to evaluate the recirculation sump screen are provided.
    Type: Application
    Filed: December 12, 2016
    Publication date: June 22, 2017
    Applicant: Mitsubishi Heavy Industries, Ltd.
    Inventors: Hideyuki Sakata, Hiroyuki Kojima, Hiroshi Matsuoka, Yuji Momose
  • Publication number: 20170096586
    Abstract: Provided is an adhesive composition comprising a modified polyolefin and an epoxy resin, the composition having excellent pot life, and excellent adhesion to both a metal substrate and a polyolefin resin substrate. The adhesive composition comprises a modified polyolefin (A), a glycidyl amine-type epoxy resin (B1), a glycidyl ether-type epoxy resin (B2), and an organic solvent (C); wherein the modified polyolefin (A) is (A1) or (A2) below: (A1): a crystalline acid-modified polyolefin having an acid value of 5 to 50 mg KOH/g-resin; or (A2): an acid-modified chlorinated polyolefin having an acid value of 5 to 50 mg KOH/g-resin and a chlorine content of 5 to 40 mass %.
    Type: Application
    Filed: June 5, 2015
    Publication date: April 6, 2017
    Applicant: TOYOBO CO., LTD.
    Inventors: Hideyuki SAKATA, Kenji KASHIHARA, Takeshi ITO
  • Publication number: 20160130373
    Abstract: This invention provides a novel polyolefin modified with a nitrogen-containing heterocyclic compound containing no harmful halogen atoms such as chlorine, and an adhesive composition between a polyolefin substrate and an inorganic substrate such as a glass substrate. A polyolefin modified with a nitrogen-containing heterocyclic compound (C) having a nitrogen-containing heterocyclic compound (B) at the side chain of an acid-modified polyolefin (A).
    Type: Application
    Filed: May 8, 2014
    Publication date: May 12, 2016
    Applicant: TOYOBO CO., LTD.
    Inventors: Hideyuki SAKATA, Kenji KASHIHARA
  • Patent number: 8903032
    Abstract: An upper hole 37A and a lower hole 37B are provided at two positions, namely, upper and lower portions, of a side surface of a guide tube 27, and a thimble tube 22 is pressed against an inner circumferential surface of the guide tube 27, by a differential pressure between coolant inside and outside the upper hole 37A and the lower hole 37B.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: December 2, 2014
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Nobuki Uda, Shigeyuki Watanabe, Kazuo Hirota, Hideyuki Sakata, Hideyuki Morita, Makoto Nakajima, Chikara Kurimura, Toshio Ichikawa
  • Publication number: 20140336309
    Abstract: Provided is a resin composition having excellent bending strength, tensile strength, and bending elastic modulus suitable for use in molded articles for vehicle interiors, molded articles for home appliance exteriors, etc. The resin composition comprises the following (1) to (3): (1) a polyolefin; (2) an epoxy-modified polyolefin; and (3) cellulose fiber.
    Type: Application
    Filed: December 3, 2012
    Publication date: November 13, 2014
    Inventors: Hideyuki Sakata, Kenji Kashihara, Takuya Yokomichi
  • Publication number: 20130336439
    Abstract: In a neutron flux detector guiding apparatus, a cylindrical support column is erected on an upper core support plate of a nuclear reactor container main body, a plurality of guide thimble guiding tubes is provided inside the upper core support column between the upper core support plate and an upper core plate, a plurality of guide thimbles is extended from the support column into the guide thimble guiding tubes, the plurality of guide thimbles is supported by a support plate supported at one end part by the support column and erected at the other end part by a support leg above the upper core support plate, and an upper end part of the support plate is inclined downward from the support column side toward the support leg side, thereby realizing simplification of a structure.
    Type: Application
    Filed: January 26, 2012
    Publication date: December 19, 2013
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Mitsunori Isono, Hideyuki Sakata, Kazuhiro Sasaki, Toshio Ichikawa, Teruyuki Nagano, Masaaki Okano
  • Patent number: 8406369
    Abstract: Provided is a fuel assembly 1 for a PWR nuclear reactor capable of stably creating transverse flows of coolant for pressing and securing control rods so as to restrain vibration of the control rods in order to restrain the outer surfaces of the control rods and the inner surfaces of control rod guide tubes from being worn, wherein an upper nozzle arranged above the fuel assembly comprises an adapter plate 6 constituting the lower structure of the upper nozzle, a side wall extended along the periphery of the adapter plate, an overhang projected into a space above the adapter plate from the upper part of the side wall, and apertures for attaching control guide tubes and passage holes, which are formed in the passage surface of the adapter plate, and wherein those 15A, 15B, 15C of the passage holes which are located at positions where the coolant impinges upon the overhang are generally arranged, line-symmetric with respect to diagonal lines of the passage surface serving as symmetric axes Q, and ligaments 21, 2
    Type: Grant
    Filed: February 15, 2007
    Date of Patent: March 26, 2013
    Assignee: Mitsubishi Heavy Industries, Ltd.
    Inventors: Hideyuki Sakata, Yasunao Yamaguchi, Jun Shimizu, Shigeyuki Watanabe
  • Publication number: 20100091929
    Abstract: An upper hole 37A and a lower hole 37B are provided at two positions, namely, upper and lower portions, of a side surface of a guide tube 27, and a thimble tube 22 is pressed against an inner circumferential surface of the guide tube 27, by a differential pressure between coolant inside and outside the upper hole 37A and the lower hole 37B.
    Type: Application
    Filed: February 22, 2009
    Publication date: April 15, 2010
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Nobuki Uda, Shigeyuki Watanabe, Kazuo Hirota, Hideyuki Sakata, Hideyuki Morita, Makoto Nakajima, Chikara Kurimura, Toshio Ichikawa