Patents by Inventor Toyoki Furukawa
Toyoki Furukawa 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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Publication number: 20200286648Abstract: Provided is a production method for an insulated electric wire that enables a sealant to permeate between elemental wires with efficiency and high uniformity when a water-stopping treatment is applied to the insulated electric wire using the sealant, and also provided is an insulated electric wire that exhibits an excellent water-stopping performance at a portion between the elemental wires where the water-stopping treatment is applied.Type: ApplicationFiled: July 13, 2018Publication date: September 10, 2020Applicants: Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventor: Toyoki FURUKAWA
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Publication number: 20200172027Abstract: A wire harness includes a sheet material, an electrical wire, and a holding part. The electrical wire includes a core wire and an insulating covering which directly covers a periphery of the core wire and is disposed along the sheet material. The holding part, at least a part of which intervenes between the electrical wire and the sheet material, mediates a bonding between the sheet material and the electrical wire by welding.Type: ApplicationFiled: June 19, 2018Publication date: June 4, 2020Applicants: AutoNetworks Technologies, Ltd., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Housei MIZUNO, Hiroki HIRAI, Toyoki FURUKAWA, Yasuyuki OTSUKA, Miyu ARAMAKI
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Publication number: 20200118704Abstract: Provided are an insulated electric wire including an insulating coating made of a resin composition with high wear resistance, and a wire harness including the insulated electric wire. An insulated electric wire 10 includes an electric wire conductor 12, and an insulating coating 14 that coats the outer circumferential surface of the electric wire conductor 12, wherein the insulating coating 14 is made of a resin composition containing a thermoplastic polyurethane elastomer as a main component. Furthermore, a wire harness includes the insulated electric wire 10. The thickness of the insulating coating 14 is preferably less than 0.7 mm.Type: ApplicationFiled: March 23, 2018Publication date: April 16, 2020Inventors: Toyoki Furukawa, Kenichiro Araki
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Publication number: 20190348192Abstract: Provided are a composition for an electric wire coating material containing polyvinyl chloride, the composition having excellent fusibility resistance, heat deformability resistance, and flexibility without crosslinking polyvinyl chloride therein, and an insulated electric wire in which this composition is used. In the composition for an electric wire coating material containing polyvinyl chloride, the composition contains a plasticizer in an amount of 40 to 80 parts by mass with respect to 100 parts by mass of the polyvinyl chloride, and a polyester elastomer.Type: ApplicationFiled: November 16, 2017Publication date: November 14, 2019Inventor: Toyoki Furukawa
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Patent number: 10442949Abstract: A composition for an electric wire coating material that has excellent damage resistance, low-temperature flexibility, tear resistance, and thermal stability, and an insulated electric wire in which this composition is used. The composition for an electric wire coating material containing polyvinyl chloride contains a plasticizer in an amount of 15 to 30 parts by mass and one or more ethylene-based copolymers selected from ethylene-vinyl ester copolymers and ethylene-?,?-unsaturated carboxylic acid ester copolymers in an amount of 0.1 to 10 parts by mass, with respect to 100 parts by mass of the polyvinyl chloride. An insulated electric wire is obtained by coating an outer circumference of a conductor with an insulating coating layer, with this composition for an electric wire coating material used in an electric wire coating material.Type: GrantFiled: September 23, 2016Date of Patent: October 15, 2019Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Hiroaki Kojima
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Patent number: 10418149Abstract: A composition for an electric wire coating material that has excellent damage resistance, low-temperature flexibility, and tear resistance, and an insulated electric wire in which this composition is used. The composition for an electric wire coating material containing polyvinyl chloride contains a plasticizer in an amount of 15 to 30 parts by mass and a thermoplastic polyurethane elastomer in an amount of 0.01 to 10 parts by mass, with respect to 100 parts by mass of the polyvinyl chloride. An insulated electric wire is obtained by coating an outer circumference of a conductor with an insulating coating layer, using this composition for an electric wire coating material in an electric wire coating material.Type: GrantFiled: October 21, 2015Date of Patent: September 17, 2019Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventor: Toyoki Furukawa
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Publication number: 20190127602Abstract: Provided are a wire coating material composition in which buckling is suppressed and tear resistance is excellent, and an insulated wire using the same. A wire coating material composition containing polyvinyl chloride, in which the composition contains 10 to 20 parts mass of a plasticizer, more than 7 parts mass and 20 parts mass or less of a rubber component, and 0.01 to 5 parts mass of an acrylic processing aid based on 100 parts mass of polyvinyl chloride. By using the wire coating composition for wire coating material, an insulated wire 10 in which an outer periphery of a conductor 12 is coated with an insulated coating layer 14 is manufactured.Type: ApplicationFiled: April 6, 2017Publication date: May 2, 2019Inventor: Toyoki Furukawa
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Patent number: 10199142Abstract: An insulated wire that has a stranded wire conductor, and an insulator that covers an outer circumference of the stranded wire conductor. The stranded wire conductor is made up of at least a plurality of copper-based element wires twisted together, and has been heat-treated after circular compression. The copper-based element wire(s) has (have) an Ni-based plated layer on the surface. The Ni-based plated later has been compressed by the circular compression. The insulator is composed of a cross-linked ethylene-tetrafluoroethylene based copolymer, and has a heating deformation rate in the range of 65% or more, as determined under predetermined conditions using predetermined formulae in conformity with ISO6722.Type: GrantFiled: March 15, 2016Date of Patent: February 5, 2019Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Hayato Ooi, Hiroshi Hayami, Kenji Hori
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Publication number: 20180301239Abstract: An insulated wire in which fatigue of the insulated wire can be restrained even when the insulated wire is disposed in an automatic transmission or a continuously variable transmission, and is shaken by AT fluid or CVT fluid. The insulated wire includes a conductor and an insulator that covers an outer circumference of the conductor. The cross-sectional area of the conductor is 0.4 mm2 or less. The insulator contains a polymer having S or F in a main chain, and has a thickness of 0.05 mm or more. The density of the insulated wire is 3.1 g/cm3 or more. The density of the insulator is preferably 1.5 g/cm3 or more.Type: ApplicationFiled: March 15, 2017Publication date: October 18, 2018Inventors: Satoshi MURAO, Hayato OOI, Toyoki FURUKAWA, Hiroshi HAYAMI, Kenji HORI
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Publication number: 20180294071Abstract: A composition for an electric wire coating material that has excellent damage resistance, low-temperature flexibility, and tear resistance, and an insulated electric wire in which this composition is used. The composition for an electric wire coating material containing polyvinyl chloride contains a plasticizer in an amount of 15 to 30 parts by mass and a thermoplastic polyurethane elastomer in an amount of 0.01 to 10 parts by mass, with respect to 100 parts by mass of the polyvinyl chloride. An insulated electric wire is obtained by coating an outer circumference of a conductor with an insulating coating layer, using this composition for an electric wire coating material in an electric wire coating material.Type: ApplicationFiled: October 21, 2015Publication date: October 11, 2018Inventor: Toyoki FURUKAWA
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Publication number: 20180215943Abstract: A composition for an electric wire coating material that has excellent damage resistance, low-temperature flexibility, tear resistance, and thermal stability, and an insulated electric wire in which this composition is used. The composition for an electric wire coating material containing polyvinyl chloride contains a plasticizer in an amount of 15 to 30 parts by mass and one or more ethylene-based copolymers selected from ethylene-vinyl ester copolymers and ethylene-?,?-unsaturated carboxylic acid ester copolymers in an amount of 0.1 to 10 parts by mass, with respect to 100 parts by mass of the polyvinyl chloride. An insulated electric wire is obtained by coating an outer circumference of a conductor with an insulating coating layer, with this composition for an electric wire coating material used in an electric wire coating material.Type: ApplicationFiled: September 23, 2016Publication date: August 2, 2018Inventors: Toyoki FURUKAWA, Hiroaki KOJIMA
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Publication number: 20180061526Abstract: An insulated wire that has a stranded wire conductor, and an insulator that covers an outer circumference of the stranded wire conductor. The stranded wire conductor is made up of at least a plurality of copper-based element wires twisted together, and has been heat-treated after circular compression. The copper-based element wire(s) has (have) an Ni-based plated layer on the surface. The Ni-based plated later has been compressed by the circular compression. The insulator is composed of a cross-linked ethylene-tetrafluoroethylene based copolymer, and has a heating deformation rate in the range of 65% or more, as determined under predetermined conditions using predetermined formulae in conformity with ISO6722.Type: ApplicationFiled: March 15, 2016Publication date: March 1, 2018Inventors: Toyoki FURUKAWA, Hayato OOI, Hiroshi HAYAMI, Kenji HORI
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Patent number: 9701837Abstract: A resin composition for a wire covering material that is excellent in high-temperature oil resistance, wear resistance, and elongation, and an insulated wire and a wiring harness in which the resin composition for a wire covering material is used as the covering material contains a (A) polysulfone-based resin, a (B) aromatic polyester resin, a (C) polyester elastomer, and a (D) compound having a reactive functional group that reacts with one of a carboxyl group and a hydroxyl group, wherein the (D) component reacts with the (B) component or the (C) component to form a bond.Type: GrantFiled: May 29, 2014Date of Patent: July 11, 2017Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Satoshi Murao
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Patent number: 9484126Abstract: A covering material for electric wire, and an insulated electric wire and a wiring harness including the same, wherein the wire including the covering material has a reduced diameter, is inserted into a connector. The covering material containing a polyvinyl chloride having, with respect to 100 parts by mass of the polyvinyl chloride, 10 to 20 parts by mass of a plasticizer, 1 to 6 parts by mass of a chlorinated polyethylene, and 1 to 6 parts by mass of an MBS resin, and a total amount of the chlorinated polyethylene and the MBS resin is 2 to 7 parts by mass. The wire has an external diameter of smaller than 1.1 mm, and has a conductor 1 and an insulator 2 that covers the conductor 1. The insulator 2 is made of the covering material, and has a thickness of 0.25 mm or smaller.Type: GrantFiled: November 8, 2013Date of Patent: November 1, 2016Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Masashi Sato, Masahiro Nakamura
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Publication number: 20160130440Abstract: A resin composition for a wire covering material that is excellent in high-temperature oil resistance, wear resistance, and elongation, and an insulated wire and a wiring harness in which the resin composition for a wire covering material is used as the covering material contains a (A) polysulfone-based resin, a (B) aromatic polyester resin, a (C) polyester elastomer, and a (D) compound having a reactive functional group that reacts with one of a carboxyl group and a hydroxyl group, wherein the (D) component reacts with the (B) component or the (C) component to form a bond.Type: ApplicationFiled: May 29, 2014Publication date: May 12, 2016Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki FURUKAWA, Satoshi MURAO
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Patent number: 9111666Abstract: There are provided an automotive insulated wire, and automotive wiring harness that have an excellent resistance to a liquid, and an excellent resistance to an electrolyte, and that can be provided at low cost without causing an increase in cost. An automotive insulated wire (1) includes a metallic conductor (2) and an insulation covering layer (3) that covers the outer periphery of the metallic conductor, wherein the insulation covering layer is made from a mixed resin composition that contains resin ingredients that contain an ingredient A: a polysulfone resin, and an ingredient B: an aromatic polyester resin, and wherein a total of 100 parts by mass of the ingredients A and B contained in the mixed resin composition consists of 95 to 60 parts by mass of the ingredient A, and 5 to 40 parts by mass of the ingredient B.Type: GrantFiled: December 26, 2011Date of Patent: August 18, 2015Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Masashi Sato
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Patent number: 8754157Abstract: A polyvinyl chloride-type covering material for electric wire that has an excellent damage-resistance property, cold-resistance property and low-temperature property after aging. The covering material containing a polyvinyl chloride comprises, with respect to 100 parts by mass of the polyvinyl chloride, (A) 15 to 30 parts by mass of a plasticizer comprising 15 parts by mass or more of one or more plasticizers selected from trimellitate plasticizers and pyromellitate plasticizers, (B) 2 to 10 parts by mass of a chlorinated polyolefin, and (C) 1 to 6 parts by mass of a methyl methacrylate-butadiene-styrene copolymer.Type: GrantFiled: May 27, 2011Date of Patent: June 17, 2014Assignees: Autonetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.Inventors: Toyoki Furukawa, Masashi Sato, Masahiro Nakamura
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Publication number: 20140060925Abstract: A covering material for electric wire, and an insulated electric wire and a wiring harness including the same, wherein the wire including the covering material has a reduced diameter, is inserted into a connector. The covering material containing a polyvinyl chloride comprises, with respect to 100 parts by mass of the polyvinyl chloride, 10 to 20 parts by mass of a plasticizer, 1 to 6 parts by mass of a chlorinated polyethylene, and 1 to 6 parts by mass of an MBS resin, and a total amount of the chlorinated polyethylene and the MBS resin is 2 to 7 parts by mass. The wire has an external diameter of smaller than 1.1 mm, and comprises a conductor 1 and an insulator 2 that covers the conductor 1. The insulator 2 is made of the covering material, and has a thickness of 0.25 mm or smaller.Type: ApplicationFiled: November 8, 2013Publication date: March 6, 2014Inventors: Toyoki FURUKAWA, Masashi SATO, Masahiro NAKAMURA
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Publication number: 20130233588Abstract: There are provided an automotive insulated wire, and automotive wiring harness that have an excellent resistance to a liquid, and an excellent resistance to an electrolyte, and that can be provided at low cost without causing an increase in cost. An automotive insulated wire (1) includes a metallic conductor (2) and an insulation covering layer (3) that covers the outer periphery of the metallic conductor, wherein the insulation covering layer is made from a mixed resin composition that contains resin ingredients that contain an ingredient A: a polysulfone resin, and an ingredient B: an aromatic polyester resin, and wherein a total of 100 parts by mass of the ingredients A and B contained in the mixed resin composition consists of 95 to 60 parts by mass of the ingredient A, and 5 to 40 parts by mass of the ingredient B.Type: ApplicationFiled: December 26, 2011Publication date: September 12, 2013Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Toyoki Furukawa, Masashi Sato
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Publication number: 20120172511Abstract: A polyvinyl chloride-type covering material for electric wire that has an excellent damage-resistance property, cold-resistance property and low-temperature property after aging. The covering material containing a polyvinyl chloride comprises, with respect to 100 parts by mass of the polyvinyl chloride, (A) 15 to 30 parts by mass of a plasticizer comprising 15 parts by mass or more of one or more plasticizers selected from trimellitate plasticizers and pyromellitate plasticizers, (B) 2 to 10 parts by mass of a chlorinated polyolefin, and (C) 1 to 6 parts by mass of a methyl methacrylate-butadiene-styrene copolymer.Type: ApplicationFiled: May 27, 2011Publication date: July 5, 2012Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD.Inventors: Toyoki Furukawa, Masashi Sato, Masahiro Nakamura