Patents by Inventor Mitsuru Morita

Mitsuru Morita 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: 10748691
    Abstract: The present invention provides an oxide superconducting bulk magnet which can obtain a sufficient amount of total magnetic flux, by preventing the superconducting bulk body from being broken due to electromagnetic stress and quenching phenomenon to enable magnetization by a strong magnetic field. An oxide superconducting bulk magnet comprising an oxide superconducting bulk body wherein RE2BaCuO5 is dispersed in a monocrystalline RE1Ba2Cu3Oy; and an outer peripheral reinforcing ring fitted to the outer periphery of the oxide superconducting bulk body, wherein the outer peripheral reinforcing ring is made of a plurality of metal rings having a multiple ring structure in the radial direction, at least one of the plurality of metal rings has a thermal conductivity of 20 W/(m·K) or more at a temperature of 20 to 70 K and at least one of the plurality of metal rings has a higher strength than the metal ring having a thermal conductivity of 20 W/(m·K) or more.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: August 18, 2020
    Assignee: NIPPON STEEL CORPORATION
    Inventor: Mitsuru Morita
  • Patent number: 10712411
    Abstract: The purpose of the present invention is to make it possible to use a wider uniform magnetic field space and to achieve an additional use mode for a bulk magnet structure. A bulk magnet structure according to the present invention is provided with a plurality of oxide superconducting bulk bodies arranged so that the central axes thereof are on the same line and at least one outer circumferential reinforcing ring fitted to the bulk magnet structure so as to cover the outer circumferential surfaces of the plurality of oxide superconducting bulk bodies. The plurality of oxide superconducting bulk bodies includes a columnar oxide superconducting bulk body and/or a ring-shaped oxide superconducting bulk body. At least one set of adjacent oxide superconducting bulk bodies are spaced apart from each other in the direction of the central axes thereof. The interior of the bulk magnet structure includes a space through which the central axes pass.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: July 14, 2020
    Assignee: NIPPON STEEL CORPORATION
    Inventor: Mitsuru Morita
  • Patent number: 10643772
    Abstract: An oxide superconducting bulk magnet able to prevent breakage of a superconducting bulk member and able to give a sufficient amount of total magnetic flux at a superconducting bulk member surface even under high magnetic field strength conditions, comprising an oxide superconducting bulk laminate formed from sheet-shaped oxide superconducting bulk members and high strength reinforcing members arranged between the stacked oxide superconducting bulk members, the outer circumference of the oxide superconducting bulk laminate being provided with an outer circumference reinforcing member.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: May 5, 2020
    Assignee: NIPPON STEEL CORPORATION
    Inventor: Mitsuru Morita
  • Patent number: 10632697
    Abstract: A tire support device includes: a first rim support portion; a second rim support portion which is provided so as to oppose the first rim support portion; a frame which includes a guide which movably guides the second rim support portion in a direction approaching or separating from the first rim support portion; a transport portion which is movably attached along the guide; a drive portion which moves the transport portion along the guide; an engagement mechanism which can engage with the frame at a retreat position at which the second rim support portion is separated from the first rim support portion; and a supported portion which integrally supports the second rim support portion and the transport portion in a movable manner along the guide in a state where engagement with the engagement mechanism is released.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: April 28, 2020
    Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD.
    Inventors: Keiichi Tomoto, Mitsuru Morita, Yoshikatsu Hineno
  • Patent number: 10468580
    Abstract: The present invention has as its problem the provision of a bulk oxide superconductor which has a high workability and high critical current density characteristic regardless of the external conditions and solves the problem by limiting the amount of addition of Ag to 5 mass % or less, using the QMG method to produce a bulk superconductor and thereby obtain a single crystal-like bulk superconductor of a structure with parts where Ag particles are present and parts where Ag particles are not present made to adjoin each other.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: November 5, 2019
    Assignee: NIPPON STEEL CORPORATION
    Inventor: Mitsuru Morita
  • Publication number: 20190178961
    Abstract: In the present invention, a non-uniform applied magnetic field is used to magnetize a bulk magnet structure with a magnetic field having high uniformity. Provided is a bulk magnet structure that comprises at least one ring-shaped oxide superconducting bulk body, that is configured by layering ring-shaped oxide superconducting bulk bodies or columnar oxide superconducting bulk bodies, and that has fitted thereto at least one outer circumferential reinforcing ring covering the outer circumferential surface of the bulk magnet structure. Also provided is a magnetization method for a bulk magnet structure including a basic magnetization step in which the strength of a magnetic field applied to the aforementioned bulk magnet structure is decreased while the bulk magnet structure is held in a superconducting state by a temperature controller.
    Type: Application
    Filed: July 27, 2017
    Publication date: June 13, 2019
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Publication number: 20190162802
    Abstract: The purpose of the present invention is to make it possible to use a wider uniform magnetic field space and to achieve an additional use mode for a bulk magnet structure. A bulk magnet structure according to the present invention is provided with a plurality of oxide superconducting bulk bodies arranged so that the central axes thereof are on the same line and at least one outer circumferential reinforcing ring fitted to the bulk magnet structure so as to cover the outer circumferential surfaces of the plurality of oxide superconducting bulk bodies. The plurality of oxide superconducting bulk bodies includes a columnar oxide superconducting bulk body and/or a ring-shaped oxide superconducting bulk body. At least one set of adjacent oxide superconducting bulk bodies are spaced apart from each other in the direction of the central axes thereof. The interior of the bulk magnet structure includes a space through which the central axes pass.
    Type: Application
    Filed: July 27, 2017
    Publication date: May 30, 2019
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Patent number: 10283243
    Abstract: A superconducting bulk magnet comprising a plurality of superconducting bulk materials combined, in which breakage of superconducting bulk materials is prevented and a strong magnetic field can be generated, that is, a superconducting bulk magnet comprising a plurality of superconducting bulk materials, each comprising a single-crystal formed RE1Ba2Cu3Oy (RE is one or more elements selected from Y or rare earth elements, where 6.8?y?7.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: May 7, 2019
    Assignees: Nippon Steel & Sumitomo Metal Corporation, National University Corporation Tokyo University of Marine Science and Technology
    Inventors: Mitsuru Morita, Hidekazu Teshima, Motohiro Miki, Mitsuru Izumi
  • Publication number: 20180301260
    Abstract: The present invention provides an oxide superconducting bulk magnet which can obtain a sufficient amount of total magnetic flux, by preventing the superconducting bulk body from being broken due to electromagnetic stress and quenching phenomenon to enable magnetization by a strong magnetic field. An oxide superconducting bulk magnet comprising an oxide superconducting bulk body wherein RE2BaCuO5 is dispersed in a monocrystalline RE1Ba2Cu3Oy; and an outer peripheral reinforcing ring fitted to the outer periphery of the oxide superconducting bulk body, wherein the outer peripheral reinforcing ring is made of a plurality of metal rings having a multiple ring structure in the radial direction, at least one of the plurality of metal rings has a thermal conductivity of 20 W/(m·K) or more at a temperature of 20 to 70 K and at least one of the plurality of metal rings has a higher strength than the metal ring having a thermal conductivity of 20 W/(m·K) or more.
    Type: Application
    Filed: September 29, 2016
    Publication date: October 18, 2018
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Publication number: 20180012690
    Abstract: An oxide superconducting bulk magnet able to prevent breakage of a superconducting bulk member and able to give a sufficient amount of total magnetic flux at a superconducting bulk member surface even under high magnetic field strength conditions, comprising an oxide superconducting bulk laminate formed from sheet-shaped oxide superconducting bulk members and high strength reinforcing members arranged between the stacked oxide superconducting bulk members, the outer circumference of the oxide superconducting bulk laminate being provided with an outer circumference reinforcing member.
    Type: Application
    Filed: January 21, 2016
    Publication date: January 11, 2018
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Publication number: 20170316859
    Abstract: A superconducting bulk magnet comprising a plurality of superconducting bulk materials combined, in which breakage of superconducting bulk materials is prevented and a strong magnetic field can be generated, that is, a superconducting bulk magnet comprising a plurality of superconducting bulk materials, each comprising a single-crystal formed RE1Ba2Cu3Oy (RE is one or more elements selected from Y or rare earth elements, where 6.8?y?7.
    Type: Application
    Filed: November 13, 2015
    Publication date: November 2, 2017
    Applicants: NIPPON STEEL & SUMITOMO METAL CORPORATION, National University Corporation Tokyo University of Marine Science and Technology
    Inventors: Mitsuru MORITA, Hidekazu TESHIMA, Motohiro MIKI, Mitsuru IZUMI
  • Patent number: 9511555
    Abstract: The tire vulcanizer is provided with an unloading device. The unloading device removes a vulcanized tire that has been vulcanized in the main body of the vulcanizer and conveys same to a cooling position at which the vulcanized tire is cooled, and conveys the vulcanized tire that has been cooled at the cooling position to a discharge position for transfer to an exporting device for discharging the vulcanized tire. The unloading device is provided with a support section capable of supporting the vulcanized tire, a rotational movement section for rotating the support section in a plane, and a linear movement section for moving the support section linearly.
    Type: Grant
    Filed: June 17, 2013
    Date of Patent: December 6, 2016
    Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINERY TECHNOLOGY CORPORATION
    Inventors: Shinji Okada, Mitsuru Morita, Shinya Goto, Keiichi Tohmoto, Jiro Agawa
  • Publication number: 20160351779
    Abstract: The present invention has as its problem the provision of a bulk oxide superconductor which has a high workability and high critical current density characteristic regardless of the external conditions and solves the problem by limiting the amount of addition of Ag to 5 mass % or less, using the QMG method to produce a bulk superconductor and thereby obtain a single crystal-like bulk superconductor of a structure with parts where Ag particles are present and parts where Ag particles are not present made to adjoin each other.
    Type: Application
    Filed: March 24, 2015
    Publication date: December 1, 2016
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Publication number: 20160329138
    Abstract: The present invention provides an oxide superconducting bulk magnet able to generate a strong magnetic field without fracturing at the time of magnetization in a 5 T or more high magnetic field even if a diameter 50 mm or more large size. The oxide superconducting bulk magnet is an oxide superconducting bulk magnet comprised of a REBa2Cu3O7-x phase in which RE2BaCuO5 phases are dispersed, structured having a center core part with a reinforcing material provided at its outer periphery part and having, centered at the center core part, one or more ring-shaped oxide superconducting bulk magnets with reinforcing materials provided at their outer periphery parts and arranged in a nested manner, where, RE: a rare earth element or combination of the same; x: amount of oxygen deficiency, 0<x?0.
    Type: Application
    Filed: March 4, 2015
    Publication date: November 10, 2016
    Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventor: Mitsuru MORITA
  • Publication number: 20160155554
    Abstract: The present invention provides an oxide superconducting bulk magnet which enables a superconducting bulk member to be made larger without fracture when making it generate a high magnetic field and an oxide superconducting bulk magnet including the same. A ring-shaped oxide superconducting bulk magnet comprised of a superconducting phase in which a nonsuperconducting phase is finely dispersed is reinforced at its outer circumference part and inner circumference part by ring-shaped reinforcing materials. Furthermore, at its inside, a ring-shaped oxide superconducting bulk magnet which is reinforced at its outer circumference part by a reinforcing material is combined in a nested manner to form an integral oxide superconducting bulk magnet, whereby it is possible to form a higher magnetic field while making fractures harder.
    Type: Application
    Filed: May 14, 2014
    Publication date: June 2, 2016
    Applicant: Nippon Steel & Sumitomo Metal Corporation
    Inventors: Mitsuru MORITA, Hidekazu TESHIMA
  • Patent number: 9333680
    Abstract: Provided are a tire vulcanizer and a method for transporting or packaging the same whereby, even in cases where the overall height direction dimension of the vulcanizer exceeds size limits for domestic transportation or export packaging, the vulcanizer can easily clear said limits and be transported or packaged. A tire vulcanizer comprising tie rods extending upward from a base plate, said tie rods receiving squeezing force applied to a bolster plate and a top mold when vulcanizing a tire and guiding lifting/lowering of the bolster plate and the top mold when opening and closing the top mold. In such a tire vulcanizer, the tie rods are configured so as to be vertically dividable into at least two or more sections at a position in the length direction thereof.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: May 10, 2016
    Assignee: MITSUBISHI HEAVY INDUSTRIES MACHINERY TECHNOLOGY CORPORATION
    Inventors: Kunio Matsunaga, Keiichi Tomoto, Mitsuru Morita
  • Publication number: 20160009038
    Abstract: A tire support device includes: a first rim support portion; a second rim support portion which is provided so as to oppose the first rim support portion; a frame which includes a guide which movably guides the second rim support portion in a direction approaching or separating from the first rim support portion; a transport portion which is movably attached along the guide; a drive portion which moves the transport portion along the guide; an engagement mechanism which can engage with the frame at a retreat position at which the second rim support portion is separated from the first rim support portion; and a supported portion which integrally supports the second rim support portion and the transport portion in a movable manner along the guide in a state where engagement with the engagement mechanism is released.
    Type: Application
    Filed: February 6, 2014
    Publication date: January 14, 2016
    Inventors: Keiichi TOMOTO, Mitsuru MORITA, Yoshikatsu HINENO
  • Publication number: 20150343729
    Abstract: The tire vulcanizer is provided with an unloading device. The unloading device removes a vulcanized tire that has been vulcanized in the main body of the vulcanizer and conveys same to a cooling position at which the vulcanized tire is cooled, and conveys the vulcanized tire that has been cooled at the cooling position to a discharge position for transfer to an exporting device for discharging the vulcanized tire. The unloading device is provided with a support section capable of supporting the vulcanized tire, a rotational movement section for rotating the support section in a plane, and a linear movement section for moving the support section linearly.
    Type: Application
    Filed: June 17, 2013
    Publication date: December 3, 2015
    Inventors: Shinji OKADA, Mitsuru MORITA, Shinya GOTO, Keiichi TOHMOTO, Jiro AGAWA
  • Patent number: 8992197
    Abstract: A tire vulcanizer includes: a support structure (13) which includes a platen portion (14); a guide member (31) which includes a flanged portion (33) in an end portion thereof so as to cause the flanged portion (33) to be detachably supported by a peripheral edge portion of a through-hole (25) formed in the platen portion (14); and a bag head (37) which is slidably inserted into the guide member (31). The bag head (37) includes a restriction member (70) which abuts on the guide member (31) and restricts displacement of the bag head (37) in an insertion direction in a case where the bag head (37) is inserted to a predetermined position set in advance with respect to the guide member (31). The restriction monitor (70) is detachable mounted on an outer peripheral surface of the bag head (37) to protrude outward from the outer peripheral surface.
    Type: Grant
    Filed: June 24, 2013
    Date of Patent: March 31, 2015
    Assignee: Mitsubishi Heavy Industries Machinery Technology Corporation
    Inventors: Hideki Fukuda, Mitsuru Morita, Yukihisa Harada
  • Patent number: 8948829
    Abstract: An oxide superconducting bulk magnet member includes a plurality of bulk sections that have outer circumferences with outer circumferential dimensions different from each other and are disposed in a manner such that among the outer circumferences, an outer circumference in which the outer circumferential dimension is relatively large surrounds a small outer circumference; and interposed sections that are disposed between a pair of the bulk sections that are adjacent to each other, wherein a gap is formed between the bulk sections adjacent to each other, each of the bulk sections is an oxide bulk in which an RE2BaCuO5 phase is dispersed within an REBa2Cu3O7-x phase, and a bulk section having the smallest outer circumferential dimension among the bulk sections has a columnar shape or a ring shape, and bulk sections other than the bulk section having the smallest outer circumferential dimension have a ring shape.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: February 3, 2015
    Assignee: Nippon Steel & Sumitomo Metal Corporation
    Inventors: Mitsuru Morita, Hidekazu Teshima