Patents by Inventor Detian Huang
Detian Huang 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: 11955252Abstract: A cable is composed of 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 includes a braided shield braided in such a manner that first metal wires composed of aluminum or an aluminum alloy intersect with second metal wires composed of copper or a copper alloy. An outer diameter of each of the second metal wires is larger than an outer diameter of each of the first metal wires.Type: GrantFiled: September 6, 2022Date of Patent: April 9, 2024Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Masanori Kobayashi, Masashi Moriyama, Kazuhiro Aida
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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: 11955256Abstract: A signal transmission cable is provided with a conductor, an insulator covering around the conductor, a shield layer covering around the insulator, a sheath covering around the shield layer, and a plating base layer is provided between the insulator and the shield layer to cover around the insulator. The shield layer has a plating layer provided to cover the plating base layer to be in contact with an outer peripheral surface of the plating base layer. A surface roughness of an outer peripheral surface of the plating layer is less than a surface roughness of an inner peripheral surface of the plating layer.Type: GrantFiled: July 7, 2022Date of Patent: April 9, 2024Assignee: PROTERIAL, LTD.Inventors: Hideyuki Sagawa, Detian Huang, Takahiro Sugiyama, Hideki Nonen, Masashi Arai, Hiroshi Ishikawa, Xinweilong Li
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Patent number: 11942234Abstract: A coaxial cable is composed of a conductor, an insulator covering a periphery of the conductor, a shield layer covering a periphery of the insulator, and a sheath covering a periphery of the shield layer. The shield layer is configured to include a lateral winding shielding portion with a plurality of metal wires being helically wrapped around the periphery of the insulator, and a batch plating portion made of a hot-dip plating covering respective peripheries of the lateral winding shielding portion. The shield layer includes a joining portion where the metal wires adjacent to each other in a circumferential direction are joined with each other with the batch plating portion at a spaced portion where the adjacent metal wires are spaced apart from each other, and the non-joining portion where the metal wires adjacent to each other in the circumferential direction are not joined with each other with the batch plating portion at the spaced portion.Type: GrantFiled: August 24, 2021Date of Patent: March 26, 2024Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Takanobu Watanabe, Hiromitsu Kuroda, Hideki Nonen
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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: 11848127Abstract: A composite cable is provided with plural wires each having a metal conductor and an insulator, a binder layer that bundles the plural wires together, a shield layer composed of a metal conductor and arranged around the binder layer, and a sheath covering around the shield layer. An outer diameter of the sheath is 2.0 mm or less. An amount of the metal conductor per unit length used in the shield layer is 0.4 times or more and 0.7 times or less than an amount of the metal conductor per unit length used in the plural wires.Type: GrantFiled: September 27, 2022Date of Patent: December 19, 2023Assignee: PROTERIAL, LTD.Inventors: Atsuro Yaguchi, Kimika Kudo, Takanobu Watanabe, Detian Huang
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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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Publication number: 20230340248Abstract: A resin tube is a tube that is composed of a first fluoropolymer and a second fluoropolymer. The first fluoropolymer is made of a melt-type fluoropolymer that melts at a temperature higher than a melting point, and the second fluoropolymer is made of polytetrafluoroethylene or a cross-linked fluoropolymer. An inner circumferential surface of the tube has irregularities with arithmetic average roughness Ra of 1 ?m or more.Type: ApplicationFiled: April 13, 2023Publication date: October 26, 2023Applicant: Proterial, Ltd.Inventors: Hiroo KUSANO, Detian HUANG
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Publication number: 20230245800Abstract: A multi-core cable is provided with a heat detection line including a twisted pair wire composed a pair of heat detecting wires being twisted together, each heat detecting wire including a first conductor and a first insulator covering around the first conductor, and a jacket covering around the twisted pair wire, a plurality of electric wires spirally twisted around the heat detection line, each electric wire including a second conductor and a second insulator covering around the second conductor, and a sheath covering the heat detection line and the plurality of electric wires together. The jacket includes an inner layer, an outer layer, and an intermediate layer provided between the inner layer and the outer layer, and a hardness of the outer layer is higher than a hardness of the inner layer.Type: ApplicationFiled: January 31, 2023Publication date: August 3, 2023Inventors: Masashi MORIYAMA, Detian HUANG, Kazuhiro AIDA
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Patent number: 11715584Abstract: A coaxial cable is composed of a conductor, an insulator around the conductor, a shield layer around the insulator, and a sheath around the shield layer. The shield layer includes a lateral winding shielding portion with metal wires helically wrapped around the insulator, and a batch plating portion covering the lateral winding shielding portion. The shield layer includes a joining portion where adjacent metal wires are joined with each other with the batch plating portion at a gap between the adjacent metal wires, and inner peripheral portions where the metal wires are not being covered with the batch plating portion and plating layers are exposed. The joining portion is provided between adjacent inner peripheral portions. When an elemental analysis is performed in any analysis region having an area of 0.015 mm2 or more and 0.Type: GrantFiled: August 24, 2021Date of Patent: August 1, 2023Assignee: PROTERIAL, LTD.Inventors: Hiromitsu Kuroda, Tamotsu Sakurai, Keisuke Fujito, Yoshiki Nakade, Detian Huang, Hideki Nonen
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Patent number: 11664138Abstract: A composite cable includes a signal transmission cable including a pair of signal lines being arranged parallel to each other in a cable longitudinal direction and contacting to each other and a shield layer covering the pair of signal lines together, a pair of power supply lines being arranged contacting to each other and contacting to the shield layer, a collective braided shield covering around a cable core composed of the signal transmission cable and the pair of power supply lines collectively, a sheath covering around the collective braided shield. The collective braided shield is configured closely contacting to the shield layer in accordance with an outer shape of the shield layer.Type: GrantFiled: November 9, 2021Date of Patent: May 30, 2023Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Takanobu Watanabe, Takanori Komuro
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Patent number: 11631507Abstract: A coaxial cable includes a conductor, an electrically insulating member provided over a periphery of the conductor, a shielding layer composed of served shields formed by helically wrapping a plurality of metal wires around the electrically insulating member, and a sheath provided around the shielding layer. The electrically insulating member includes indentations on portions of its surface to be brought into contact with and mated to the metal wires respectively. The shielding layer includes portions in respective circumferential directions of the plurality of metal wires being brought into contact with the electrically insulating member are mated to the indentations, respectively, on the electrically insulating member, and adjacent ones of the metal wires in a circumferential direction of the shielding layer are in surface contact with each other.Type: GrantFiled: December 9, 2020Date of Patent: April 18, 2023Assignee: PROTERIAL, LTD.Inventors: Detian Huang, Takanobu Watanabe, Hideki Nonen, Masashi Arai, Hiromitsu Kuroda, Ryohei Okada, Tamotsu Sakurai
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Publication number: 20230108586Abstract: A composite cable is provided with plural wires each having a metal conductor and an insulator, a binder layer that bundles the plural wires together, a shield layer composed of a metal conductor and arranged around the binder layer, and a sheath covering around the shield layer. An outer diameter of the sheath is 2.0 mm or less. An amount of the metal conductor per unit length used in the shield layer is 0.4 times or more and 0.7 times or less than an amount of the metal conductor per unit length used in the plural wires.Type: ApplicationFiled: September 27, 2022Publication date: April 6, 2023Inventors: Atsuro YAGUCHI, Kimika KUDO, Takanobu WATANABE, Detian HUANG
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Publication number: 20230099225Abstract: A cable is composed of 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 includes a braided shield braided in such a manner that first metal wires composed of aluminum or an aluminum alloy intersect with second metal wires composed of copper or a copper alloy. An outer diameter of each of the second metal wires is larger than an outer diameter of each of the first metal wires.Type: ApplicationFiled: September 6, 2022Publication date: March 30, 2023Inventors: Detian HUANG, Masanori KOBAYASHI, Masashi MORIYAMA, Kazuhiro AIDA
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Publication number: 20230102030Abstract: A composite cable is provided with a coaxial wire and an insulated wire. The coaxial wire includes a center conductor, a first insulation covering the center conductor, and plural outer conductors arranged on an outer periphery of the first insulation, and a jacket covering the plural outer conductors. The insulated wire includes a stranded conductor including plural strands twisted together, and a second insulation covering the stranded conductor. The center conductor of the coaxial wire is a single wire. A conductor diameter of the center conductor is not more than a wire diameter of each of the plural strands of the insulated wire.Type: ApplicationFiled: September 15, 2022Publication date: March 30, 2023Inventors: Atsuro YAGUCHI, Detian Huang, Takanobu Watanabe, Kotaro Tanaka, Kimika Kudo
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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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Publication number: 20230027963Abstract: A signal transmission cable is provided with a conductor, an insulator covering around the conductor, a shield layer covering around the insulator, a sheath covering around the shield layer, and a plating base layer is provided between the insulator and the shield layer to cover around the insulator. The shield layer has a plating layer provided to cover the plating base layer to be in contact with an outer peripheral surface of the plating base layer. A surface roughness of an outer peripheral surface of the plating layer is less than a surface roughness of an inner peripheral surface of the plating layer.Type: ApplicationFiled: July 7, 2022Publication date: January 26, 2023Inventors: Hideyuki Sagawa, Detian Huang, Takahiro Sugiyama, Hideki Nonen, Masashi Arai, Hiroshi Ishikawa, Xinweilong Li
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Publication number: 20230008828Abstract: A signal transmission cable includes a conductor, an insulator covering a periphery of the conductor, and a shield layer covering a periphery of the insulator. The shield layer includes a lateral winding shield portion composed of a plurality of metal wires being helically wrapped around the periphery of the insulator to cover the periphery of the insulator, and a batch plating portion composed of a hot dip plating, which is covering a periphery of the lateral winding shield portion. Where a diameter of the metal wire is d and a thickness of the batch plating portion from an outer surface of the metal wire is t, a formula t<0.5d is met over an entire cable circumference. When the signal transmission cable is bent in a U-shape within a range of a bending strain of 35% or less, no cracks occur in the batch plating portion.Type: ApplicationFiled: June 10, 2022Publication date: January 12, 2023Inventors: Hiromitsu KURODA, Tamotsu SAKURAI, Yoshiki NAKADE, Detian HUANG, Xinweilong LI
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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: 11437692Abstract: A coaxial cable is composed of a conductor, an electrical insulating member covering a periphery of the conductor, a shield layer covering a periphery of the electrical insulating member, and a sheath covering a periphery of the shield layer. The shield layer is configured to include a lateral winding shielding portion with a plurality of metal wires being helically wrapped around the periphery of the electrical insulating member, and a batch plating portion made of a hot-dip plating covering respective peripheries of the lateral winding shielding portion. The shield layer includes an outer peripheral portion, in which the metal wires are covered with the batch plating portion, and an inner peripheral portion, in which the metal wires are not covered with the batch plating portion. The outer peripheral portion of the shield layer includes intermetallic compounds between the metal wires and the batch plating portion.Type: GrantFiled: April 21, 2021Date of Patent: September 6, 2022Assignee: HITACHI METALS, LTD.Inventors: Detian Huang, Takanobu Watanabe, Hideki Nonen, Masashi Arai, Hiromitsu Kuroda, Ryohei Okada, Tamotsu Sakurai