Patents by Inventor Yoshinori Tsukamoto
Yoshinori Tsukamoto 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).
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Patent number: 11955259Abstract: A heat detection line includes a twisted pair wire composed of a pair of heat detecting wires being twisted together. Each heat detecting wire includes a conductor and an insulator covering a periphery of the conductor. The conductor is non-magnetic and composed of a copper alloy with a tensile strength of 900 MPa or more. A multi-core cable includes the heat detection line, a plurality of electric wires, and a sheath covering the heat detection line and the plurality of electric wires together. A melting point of the insulator of the heat detection line is lower than a melting point of an insulator of each of the plurality of electric wires.Type: GrantFiled: July 21, 2021Date of Patent: April 9, 2024Assignee: PROTERIAL, LTD.Inventors: Masashi Moriyama, Yoshinori Tsukamoto, Detian Huang
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Patent number: 11923104Abstract: A cable includes a cable core including one or more electric wires, a shield layer covering around the cable core, and a sheath covering around the shield layer. The shield layer is composed of a braided shield including a plurality of first metal wires composed of aluminum or aluminum alloy and a plurality of second metal wires composed of copper or copper alloy. The plurality of first metal wires and the plurality of second metal wires are cross-braided.Type: GrantFiled: September 7, 2021Date of Patent: March 5, 2024Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi, Masashi Moriyama, Koji Fukuzato
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Patent number: 11848119Abstract: A high frequency signal transmission cable includes a conductor, an insulator provided over a periphery of the conductor, a plating layer provided over a periphery of the insulator, and a sheath provided over a periphery of the plating layer. A crack suppressing layer includes a non-cross-linked polyethylene is provided between the insulator and the plating layer, in such a manner as to remain in contact with the insulator while being provided with the plating layer over an entire periphery of a roughened outer surface of the crack suppressing layer. The crack suppressing layer is unadhered to the insulator. The plating layer is adhered to the crack suppressing layer. The crack suppressing layer suppresses an occurrence of a cracking in the plating layer by bending together with the plating layer while being integral and moving with the plating layer in a longitudinal direction of the cable.Type: GrantFiled: October 23, 2020Date of Patent: December 19, 2023Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Hideyuki Sagawa, Takahiro Sugiyama
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Patent number: 11569005Abstract: A cable includes a cable core including a linear filler, and a plurality of core wires for signal transmission, a shield layer covering around the cable core, and a sheath covering around the shield layer. The filler includes a first filler provided at a cable center, and a plurality of second fillers provided around the first filler to form a cross-shape with the first filler in a cross-section perpendicular to a cable longitudinal direction. The cable core is configured in such a manner that the plurality of core wires and the plurality of second fillers are spirally twisted around the first filler to be alternately arranged in a circumferential direction.Type: GrantFiled: August 30, 2021Date of Patent: January 31, 2023Assignee: HITACHI METALS, LTD.Inventors: Masashi Moriyama, Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi
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Patent number: 11456091Abstract: A multi-core cable includes a heat detection line including a twisted pair wire composed of a pair of heat detecting wires being twisted together, each of which includes a first conductor and a first insulator covering a periphery of the first conductor, a plurality of electric wires spirally twisted around the heat detection line, each of which includes a second conductor and a second insulator covering a periphery of the second conductor, and a sheath covering the heat detection line and the plurality of electric wires together. A melting point of the first insulator is lower than a melting point of the second insulator. The second conductor has a shape in a cross-section perpendicular to a cable longitudinal direction in which a width along a circumferential direction is gradually increased from a radially inward portion to a radially outward portion.Type: GrantFiled: July 30, 2021Date of Patent: September 27, 2022Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Takahiro Sugiyama, Hiroshi Ishikawa, Hideki Nonen
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Patent number: 11355265Abstract: A cable is composed of a cable core including one or more electric wires, a braided shield covering a periphery of the cable core and including braided metal wires, a sheath covering a periphery of the braided shield, and a cushion layer provided between the cable core and the braided shield. The cushion layer is composed of a braid including braided linear shape fiber yarns.Type: GrantFiled: April 13, 2021Date of Patent: June 7, 2022Assignee: HITACHI METALS, LTD.Inventors: Masashi Moriyama, Detian Huang, Yoshinori Tsukamoto
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Publication number: 20220084724Abstract: A cable includes a cable core including one or more electric wires, a shield layer covering around the cable core, and a sheath covering around the shield layer. The shield layer is composed of a braided shield including a plurality of first metal wires composed of aluminum or aluminum alloy and a plurality of second metal wires composed of copper or copper alloy. The plurality of first metal wires and the plurality of second metal wires are cross-braided.Type: ApplicationFiled: September 7, 2021Publication date: March 17, 2022Inventors: Detian HUANG, Yoshinori TSUKAMOTO, Masanori KOBAYASHI, Masashi MORIYAMA, Koji FUKUZATO
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Publication number: 20220084719Abstract: A cable is composed of a cable core including one or more electric wires, a braided shield covering a periphery of the cable core and including braided metal wires, a sheath covering a periphery of the braided shield, and a cushion layer provided between the cable core and the braided shield. The cushion layer is composed of a braid including braided linear shape fiber yarns.Type: ApplicationFiled: April 13, 2021Publication date: March 17, 2022Inventors: Masashi MORIYAMA, Detian HUANG, Yoshinori TSUKAMOTO
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Publication number: 20220076861Abstract: A cable includes a cable core including a linear filler, and a plurality of core wires for signal transmission, a shield layer covering around the cable core, and a sheath covering around the shield layer. The filler includes a first filler provided at a cable center, and a plurality of second fillers provided around the first filler to form a cross-shape with the first filler in a cross-section perpendicular to a cable longitudinal direction. The cable corethe cable core is configured in such a manner that the plurality of core wires and the plurality of second fillers are spirally twisted around the first filler to be alternately arranged in a circumferential direction.Type: ApplicationFiled: August 30, 2021Publication date: March 10, 2022Inventors: Masashi Moriyama, Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi
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Publication number: 20220068521Abstract: A multi-core cable includes a heat detection line including a twisted pair wire composed of a pair of heat detecting wires being twisted together, each of which includes a first conductor and a first insulator covering a periphery of the first conductor, a plurality of electric wires spirally twisted around the heat detection line, each of which includes a second conductor and a second insulator covering a periphery of the second conductor, and a sheath covering the heat detection line and the plurality of electric wires together. A melting point of the first insulator is lower than a melting point of the second insulator. The second conductor has a shape in a cross-section perpendicular to a cable longitudinal direction in which a width along a circumferential direction is gradually increased from a radially inward portion to a radially outward portion.Type: ApplicationFiled: July 30, 2021Publication date: March 3, 2022Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Takahiro Sugiyama, Hiroshi Ishikawa, Hideki Nonen
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Publication number: 20220044844Abstract: A heat detection line includes a twisted pair wire composed of a pair of heat detecting wires being twisted together. Each heat detecting wire includes a conductor and an insulator covering a periphery of the conductor. The conductor is non-magnetic and composed of a copper alloy with a tensile strength of 900 MPa or more. A multi-core cable includes the heat detection line, a plurality of electric wires, and a sheath covering the heat detection line and the plurality of electric wires together. A melting point of the insulator of the heat detection line is lower than a melting point of an insulator of each of the plurality of electric wires.Type: ApplicationFiled: July 21, 2021Publication date: February 10, 2022Inventors: Masashi MORIYAMA, Yoshinori Tsukamoto, Detian Huang
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Patent number: 11049630Abstract: A multicore cable is composed of a bunched core composed of a plurality of electric wires laid together, each including a conductor, and an electrical insulating member provided over a periphery of the conductor, an abrasion suppressing layer configured as a taping member helically wrapped around a periphery of the bunched core, a shielding layer composed of a braided shield provided over an outer periphery of the abrasion suppressing layer, and a sheath provided over a periphery of the shielding layer. An opposite surface of the taping member constituting the abrasion suppressing layer to the bunched core and an opposite surface of the taping member constituting the abrasion suppressing layer to the shielding layer are composed of a fluoropolymer resin. The taping member constituting the abrasion suppressing layer is non-adhesively lap wound in such a manner as to partially overlap itself in a width direction thereof.Type: GrantFiled: April 8, 2020Date of Patent: June 29, 2021Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi, Masashi Moriyama
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Publication number: 20210151221Abstract: A multicore cable is composed of a bunched core composed of a plurality of electric wires laid together, each including a conductor, and an electrical insulating member provided over a periphery of the conductor, an abrasion suppressing layer configured as a taping member helically wrapped around a periphery of the bunched core, a shielding layer composed of a braided shield provided over an outer periphery of the abrasion suppressing layer, and a sheath provided over a periphery of the shielding layer. An opposite surface of the taping member constituting the abrasion suppressing layer to the bunched core and an opposite surface of the taping member constituting the abrasion suppressing layer to the shielding layer are composed of a fluoropolymer resin. The taping member constituting the abrasion suppressing layer is non-adhesively lap wound in such a manner as to partially overlap itself in a width direction thereof.Type: ApplicationFiled: April 8, 2020Publication date: May 20, 2021Inventors: Detian HUANG, Yoshinori TSUKAMOTO, Masanori KOBAYASHI, Masashi MORIYAMA
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Patent number: 11011286Abstract: A cable includes a plurality of electric wires, which are laid helically around a center of the cable and along a central axis of the cable, and a sheath provided to cover respective peripheries of the plurality of electric wires together. The sheath includes an inner layer sheath made of a urethane resin, and an outer layer sheath provided around an outer periphery of the inner layer sheath to protect the inner layer sheath. The cable may further include a core member at its center. The sheath may be composed of a single layer instead of plural layers.Type: GrantFiled: July 17, 2019Date of Patent: May 18, 2021Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi, Masashi Moriyama, Isao Matsuoka
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Publication number: 20210043338Abstract: A high frequency signal transmission cable includes a conductor, an insulator provided over a periphery of the conductor, a plating layer provided over a periphery of the insulator, and a sheath provided over a periphery of the plating layer. A crack suppressing layer includes a non-cross-linked polyethylene is provided between the insulator and the plating layer, in such a manner as to remain in contact with the insulator while being provided with the plating layer over an entire periphery of a roughened outer surface of the crack suppressing layer. The crack suppressing layer is unadhered to the insulator. The plating layer is adhered to the crack suppressing layer. The crack suppressing layer suppresses an occurrence of a cracking in the plating layer by bending together with the plating layer while being integral and moving with the plating layer in a longitudinal direction of the cable.Type: ApplicationFiled: October 23, 2020Publication date: February 11, 2021Inventors: Detian HUANG, Yoshinori TSUKAMOTO, Masashi MORIYAMA, Hideyuki SAGAWA, Takahiro SUGIYAMA
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Publication number: 20210005351Abstract: A high frequency signal transmission cable includes a conductor, an insulator provided over a periphery of the conductor, a plating layer provided over a periphery of the insulator, and a sheath provided over a periphery of the plating layer. A crack suppressing layer is provided between the insulator and the plating layer, in such a manner as to remain in contact with the insulator while being provided with the plating layer over an outer surface of the crack suppressing layer. The crack suppressing layer suppresses the occurrence of a cracking in the plating layer by bending while moving in a longitudinal direction of the cable relative to a bending of the insulator.Type: ApplicationFiled: October 8, 2019Publication date: January 7, 2021Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Hideyuki Sagawa, Takahiro Sugiyama
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Patent number: 10867725Abstract: A high frequency signal transmission cable includes a conductor, an insulator provided over a periphery of the conductor, a plating layer provided over a periphery of the insulator, and a sheath provided over a periphery of the plating layer. A crack suppressing layer is provided between the insulator and the plating layer, in such a manner as to remain in contact with the insulator while being provided with the plating layer over an outer surface of the crack suppressing layer. The crack suppressing layer suppresses the occurrence of a cracking in the plating layer by bending while moving in a longitudinal direction of the cable relative to a bending of the insulator.Type: GrantFiled: October 8, 2019Date of Patent: December 15, 2020Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Hideyuki Sagawa, Takahiro Sugiyama
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Patent number: 10818414Abstract: A movable part composite cable includes a plurality of power supply wires being designed for electric power supply, which respectively include a plurality of insulated electric wires being laid together and being covered by each covering member, the plurality of power supply wires being arranged in contact with each other on surfaces of their respective covering members, one or more signal wires being designed for signal transmission, each signal wire having an outer diameter smaller than an outer diameter of each power supply wire, and a jacket, which is being provided over an outer periphery of an aggregate including the plurality of power supply wires and the one or more signal wires that are laid together. The power supply wires and the signal wires are not in direct contact with each other, or the power supply wires and the signal wires are in direct contact with each other with a contact area therebetween being smaller than a contact area between the power supply wires.Type: GrantFiled: September 30, 2019Date of Patent: October 27, 2020Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Yoshinori Tsukamoto, Isao Matsuoka, Masanori Kobayashi, Masashi Moriyama
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Patent number: 10734137Abstract: A composite cable is composed of a power supply wire, which includes a twisted wire pair aggregate, which are being formed by laying a plurality of twisted wire pairs together, a plurality of coaxial wires, and a plurality of signal wires, which are each smaller in outer diameter than the power supply wire and the plurality of coaxial wires. The plurality of coaxial wires and the plurality of signal wires are being laid helically over an outer periphery of the power supply wire, and each of the plurality of coaxial wires is being arranged in contact with an outer periphery of the power supply wire, and is being arranged at equally spaced intervals in a circumferential direction of the power supply wire, while each of the plurality of signal wires is being arranged in such a manner as to remain separate from the power supply wire.Type: GrantFiled: November 18, 2019Date of Patent: August 4, 2020Assignee: Hitachi Metals, Ltd.Inventors: Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi, Isao Matsuoka, Masashi Moriyama
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Publication number: 20200185125Abstract: A cable includes a plurality of electric wires, which are laid helically around a center of the cable and along a central axis of the cable, and a sheath provided to cover respective peripheries of the plurality of electric wires together. The sheath includes an inner layer sheath made of a urethane resin, and an outer layer sheath provided around an outer periphery of the inner layer sheath to protect the inner layer sheath. The cable may further include a core member at its center. The sheath may be composed of a single layer instead of plural layers.Type: ApplicationFiled: July 17, 2019Publication date: June 11, 2020Inventors: Detian HUANG, Yoshinori TSUKAMOTO, Masanori KOBAYASHI, Masashi MORIYAMA, Isao MATSUOKA