Patents by Inventor Kenichiro Araki
Kenichiro Araki 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: 11908598Abstract: An insulated electric wire with a water-stopping portion has excellent water stopping performance and forms quickly, and a wire harness includes the insulated electric wire. An insulated electric wire includes: a conductor wherein multiple metal material elemental wires are twisted together; and an insulation covering covers an outer circumference of the conductor. The insulated electric wire includes an exposed portion wherein the insulation covering is removed; a covered portion wherein the insulation covering covers the conductor, the exposed and covered portions are adjacent to each other in a longitudinal axis direction; and a water-stopping portion wherein gaps between the wires in the exposed portion are filled with a water-stopping agent. At least a portion of the water-stopping agent contacting the wires is made of a resin material that cures upon contact.Type: GrantFiled: January 30, 2019Date of Patent: February 20, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro Araki, Toyoki Furukawa
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Patent number: 11887757Abstract: An insulated electric wire that has a superior water-stopping performance and has a configuration in which, even if water enters the insulated electric wire, the water is unlikely to stay inside the insulated electric wire, and a wire harness containing such an insulated electric wire. An insulated electric wire contains: an exposed portion in which an insulation covering is removed from the outer circumference of a conductor; in which the insulation covering covers the outer circumference of the conductor, and a water-stopping portion that is provided in an area extending from a part of the exposed portion to a part of the first covered portion, and in which gaps between the elemental wires constituting the conductor are filled with a water-stopping agent. A region of the second covered portion is a non-waterproof end that has a void between the elemental wires and/or between the conductor and the insulation covering.Type: GrantFiled: January 17, 2020Date of Patent: January 30, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro Araki, Toyoki Furukawa
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Patent number: 11887758Abstract: An insulated electric wire contains: an exposed portion insulation covering is removed; a covered portion with the insulation covering; and a water-stopping portion agent is placed over the exposed portion and an area of the covered portion that is adjacent to the exposed portion. The water-stopping portion contains: a filled area between the elemental wires between a conductor in the exposed portion filled with the water-stopping agent; an exposed portion outer circumferential area in which the water-stopping agent covers the outer circumference of the conductor in the exposed portion; and a covered portion outer circumferential area in which the water-stopping agent covers an outer circumference of the insulation covering in the area of the covered portion that is adjacent to the exposed portion. The layer thickness of the water-stopping agent is larger in the exposed portion outer circumferential area than in the covered portion outer circumferential area.Type: GrantFiled: January 30, 2020Date of Patent: January 30, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro Araki, Toyoki Furukawa
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Patent number: 11885366Abstract: A piercing nut according to the present invention includes an internal thread 11, a ring-shaped punching part 12, a ring-shaped groove 16, and a bearing surface 17. The internal thread 11 is formed at the center of a nut main body 10. The ring-shaped punching part 12 protrudes around the outer periphery of the internal thread 11. The ring-shaped groove 16 is formed around the outer periphery of the ring-shaped punching part 12. The bearing surface 17 protrudes around the outer periphery of the ring-shaped groove 16. The height h of the ring-shaped punching part 12 is equal to or lower than the height H of the bearing surface 17 in the opposite manner to the conventional technique.Type: GrantFiled: January 21, 2022Date of Patent: January 30, 2024Assignee: Aoyama Seisakusho Co., Ltd.Inventors: Shigeki Matsunami, Kazuhiro Koga, Keiichiro Masui, Kenichiro Araki, Tsuyoshi Kojima, Yuichi Katsumata
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Patent number: 11887759Abstract: An insulated electric wire includes a conductor in which elemental wires made of a metal material are twisted together; and an insulation covering that covers an outer circumference of the conductor. The insulated electric wire includes: an exposed portion in which the insulation covering is removed from the outer circumference of the conductor; a covered portion in which the insulation covering covers the outer circumference of the conductor, the exposed portion and the covered portion being provided adjacent to each other in a longitudinal axis direction; and a water-stopping portion in which gaps between the elemental wires in the exposed portion are filled with a water-stopping agent. In an area enclosed by the surface of the water-stopping agent, the surface of the elemental wires is in contact with only the water-stopping agent or another elemental wire.Type: GrantFiled: January 30, 2019Date of Patent: January 30, 2024Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro Araki, Toyoki Furukawa
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Patent number: 11878380Abstract: A device for fixing a nut to an inner surface of a pipe member having a small inner diameter is provided. The device includes a unit box (10) to be inserted into the pipe member, a rotation shaft (11) extending from the unit box (10) to the outside of the pipe member, a cam fixed to the rotation shaft (11) in the unit box (10), and a nut holder (18) that advances from the unit box (10) toward the inner surface of the pipe member by the rotation of the cam. A pressure receiving member to be abutted on the inner surface of the pipe member is provided on an opposite surface of the nut holder (18).Type: GrantFiled: January 17, 2023Date of Patent: January 23, 2024Assignee: Aoyama Seisakusho Co., Ltd.Inventors: Dan Kitajima, Kenichiro Araki, Kazuhiro Koga, Keiichiro Masui, Tsuyoshi Kojima
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Publication number: 20230352210Abstract: An insulated electric wire includes: an exposed portion and a covered portion including the insulation covering, and further includes a water-stopping portion wherein a water-stopping agent is placed over the exposed portion, and part of the covered portion and is adjacent to the exposed portion. The water-stopping portion continuously has: an inter-elemental-wire filling area filled with the water-stopping agent in gaps between conductor elemental wires; an exposed-portion-outer-circumferential area wherein the water-stopping agent covers an outer circumference of the conductor; and a covered-portion-outer-circumferential area wherein the water-stopping agent covers an outer circumference of the insulation covering.Type: ApplicationFiled: August 2, 2021Publication date: November 2, 2023Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro ARAKI, Toyoki FURUKAWA
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Patent number: 11679668Abstract: A protection measure for a vehicle during a side collision is provided, and an oil feeding pipe is attached to a side face of a tank. A vehicle tank structure has a pair of left and right rear frames extending in the vehicle front-rear direction, a floor panel coupling the rear frames, and a tank provided below the floor panel. A side face part of the tank includes a connection port to which an oil feeding pipe is connected, the side face part being directed toward the vehicle-width-direction outer side. A hit-first face part located on the vehicle-width-direction outer side relative to a distal end of the connection port is located above a mounting face part at which the connection port is provided.Type: GrantFiled: January 27, 2021Date of Patent: June 20, 2023Assignee: MAZDA MOTOR CORPORATIONInventors: Tsuyoshi Ito, Kenichiro Araki
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Publication number: 20230173624Abstract: A device for fixing a nut to an inner surface of a pipe member having a small inner diameter is provided. The device includes a unit box (10) to be inserted into the pipe member, a rotation shaft (11) extending from the unit box (10) to the outside of the pipe member, a cam fixed to the rotation shaft (11) in the unit box (10), and a nut holder (18) that advances from the unit box (10) toward the inner surface of the pipe member by the rotation of the cam. A pressure receiving member to be abutted on the inner surface of the pipe member is provided on an opposite surface of the nut holder (18).Type: ApplicationFiled: January 17, 2023Publication date: June 8, 2023Applicant: AOYAMA SEISAKUSHO CO., LTD.Inventors: Dan KITAJIMA, Kenichiro ARAKI, Kazuhiro KOGA, Keiichiro MASUI, Tsuyoshi KOJIMA
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Publication number: 20220165453Abstract: An insulated electric wire with a water-stopping portion has excellent water-stopping performance and forms quickly, and a wire harness includes the insulated electric wire. An insulated electric wire includes: a conductor wherein multiple metal material elemental wires are twisted together; and an insulation covering covers an outer circumference of the conductor. The insulated electric wire includes an exposed portion wherein the insulation covering is removed; a covered portion wherein the insulation covering covers the conductor, the exposed and covered portions are adjacent to each other in a longitudinal axis direction; and a water-stopping portion wherein gaps between the wires in the exposed portion are filled with a water-stopping agent. At least a portion of the water-stopping agent contacting the wires is made of a resin material that cures upon contact. A wire harness includes the insulated electric wire, and electric connections at both ends, each capable of other device connection.Type: ApplicationFiled: January 30, 2019Publication date: May 26, 2022Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro ARAKI, Toyoki FURUKAWA
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Publication number: 20220157491Abstract: An insulated electric wire contains: an exposed portion insulation covering is removed; a covered portion with the insulation covering; and a water-stopping portion agent is placed over the exposed portion and an area of the covered portion that is adjacent to the exposed portion. The water-stopping portion contains: a filled area between the elemental wires between a conductor in the exposed portion filled with the water-stopping agent; an exposed portion outer circumferential area in which the water-stopping agent covers the outer circumference of the conductor in the exposed portion; and a covered portion outer circumferential area in which the water-stopping agent covers an outer circumference of the insulation covering in the area of the covered portion that is adjacent to the exposed portion. The layer thickness of the water-stopping agent is larger in the exposed portion outer circumferential area than in the covered portion outer circumferential area.Type: ApplicationFiled: January 30, 2020Publication date: May 19, 2022Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro ARAKI, Toyoki FURUKAWA
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Publication number: 20220145925Abstract: A piercing nut according to the present invention includes an internal thread 11, a ring-shaped punching part 12, a ring-shaped groove 16, and a bearing surface 17. The internal thread 11 is formed at the center of a nut main body 10. The ring-shaped punching part 12 protrudes around the outer periphery of the internal thread 11. The ring-shaped groove 16 is formed around the outer periphery of the ring-shaped punching part 12. The bearing surface 17 protrudes around the outer periphery of the ring-shaped groove 16. The height h of the ring-shaped punching part 12 is equal to or lower than the height H of the bearing surface 17 in the opposite manner to the conventional technique.Type: ApplicationFiled: January 21, 2022Publication date: May 12, 2022Applicant: AOYAMA SEISAKUSHO CO., LTD.Inventors: Shigeki MATSUNAMI, Kazuhiro KOGA, Keiichiro MASUI, Kenichiro ARAKI, Tsuyoshi KOJIMA, Yuichi KATSUMATA
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Publication number: 20220102026Abstract: An insulated electric wire that has a superior water-stopping performance and has a configuration in which, even if water enters the insulated electric wire, the water is unlikely to stay inside the insulated electric wire, and a wire harness containing such an insulated electric wire. An insulated electric wire contains: an exposed portion in which an insulation covering is removed from the outer circumference of a conductor; in which the insulation covering covers the outer circumference of the conductor, and a water-stopping portion that is provided in an area extending from a part of the exposed portion to a part of the first covered portion, and in which gaps between the elemental wires constituting the conductor are filled with a water-stopping agent. A region of the second covered portion is a non-waterproof end that has a void between the elemental wires and/or between the conductor and the insulation covering.Type: ApplicationFiled: January 17, 2020Publication date: March 31, 2022Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro ARAKI, Toyoki FURUKAWA
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Publication number: 20220102024Abstract: Provided is an insulation wire with which both protection from impacts and space-saving can be achieved. An insulation wire 1 comprises: a core wire 10 including a conductor 11 and an insulation coating 12 that is made of an insulation material and that coats the outer periphery of the conductor; and a protection layer 20 configured by a wire material of a higher strength than that of the insulation material forming the insulation coating 12, the wire material surrounding the outer periphery of the core wire 10 by intersecting the axial direction A of the core wire 10. The wire material that constitutes the protection layer 20 bites into the surface of the insulation coating 12. Alternatively, the protection layer 20 is adhered to the surface of the insulation coating 12 with an adhesive force of 0.014 N/mm2 or more.Type: ApplicationFiled: January 17, 2020Publication date: March 31, 2022Inventor: Kenichiro ARAKI
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Publication number: 20220028581Abstract: An insulated electric wire includes a conductor in which elemental wires made of a metal material are twisted together; and an insulation covering that covers an outer circumference of the conductor. The insulated electric wire includes: an exposed portion in which the insulation covering is removed from the outer circumference of the conductor; a covered portion in which the insulation covering covers the outer circumference of the conductor, the exposed portion and the covered portion being provided adjacent to each other in a longitudinal axis direction; and a water-stopping portion in which gaps between the elemental wires in the exposed portion are filled with a water-stopping agent. In an area enclosed by the surface of the water-stopping agent, the surface of the elemental wires is in contact with only the water-stopping agent or another elemental wire.Type: ApplicationFiled: January 30, 2019Publication date: January 27, 2022Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Kenichiro ARAKI, Toyoki FURUKAWA
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Patent number: 11211183Abstract: An insulated electric wire includes an insulating coating made of a resin composition, 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 polyester 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: GrantFiled: March 23, 2018Date of Patent: December 28, 2021Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Toyoki Furukawa, Kenichiro Araki
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Publication number: 20210260993Abstract: A protection measure for a vehicle during a side collision is provided, and an oil feeding pipe is attached to a side face of a tank. A vehicle tank structure has a pair of left and right rear frames extending in the vehicle front-rear direction, a floor panel coupling the rear frames, and a tank provided below the floor panel. A side face part of the tank includes a connection port to which an oil feeding pipe is connected, the side face part being directed toward the vehicle-width-direction outer side. A hit-first face part located on the vehicle-width-direction outer side relative to a distal end of the connection port is located above a mounting face part at which the connection port is provided.Type: ApplicationFiled: January 27, 2021Publication date: August 26, 2021Applicant: MAZDA MOTOR CORPORATIONInventors: Tsuyoshi ITO, Kenichiro ARAKI
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Publication number: 20210142927Abstract: 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 polyester 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: May 13, 2021Inventors: Toyoki Furukawa, Kenichiro Araki
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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