Patents Assigned to The Furukawa Electric Co., Ltd.
  • Publication number: 20210028562
    Abstract: [Object] The present invention provides a joined conductor and a method for manufacturing a joined conductor that can improve electrical conductivity between conductors.
    Type: Application
    Filed: October 9, 2020
    Publication date: January 28, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Toshihiro NAKAMURA, Tomohiro NAKAYAMA
  • Publication number: 20210025033
    Abstract: This aluminum alloy material has an alloy composition which comprises at least one among 0.05-1.50 mass % of Fe, 0.01-0.15 mass % of Si, 0.01-0.3 mass % of Cu, and 0.01-1.5 mass % of Mg, with the balance being Al and inevitable impurities, and has a fibrous metal structure in which crystal grains extend in one direction. In a cross section parallel to said one direction, the average value of the dimensions of the crystal grains in a direction perpendicular to the longitudinal direction thereof is 800 nm or less, and the primary surface of the aluminum alloy material has a crystal orientation distribution in which the ratio H (K100/K111) of K100 to K111 is at least 0.15 as determined by the X-ray pole figure method, where K100 is the sum of the diffraction intensities resulting from crystals in which <100> is oriented in the longitudinal direction, and K111 is the sum of the diffraction intensities resulting from crystals in which <111> is oriented in the longitudinal direction.
    Type: Application
    Filed: March 15, 2019
    Publication date: January 28, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Hiroshi KANEKO
  • Patent number: 10901078
    Abstract: A monitoring device to monitor traffic behind and on both sides of a vehicle includes a radar detecting a traveling object in a pair of first detection areas that are defined behind and on left and right sides, respectively, of the vehicle and in a pair of second detection areas that are defined behind and on the left and right sides, respectively, of the vehicle, the second detection area having a width in a vehicle width direction narrower than a width of the first detection area; a detector detecting a moving direction in which the vehicle is moving and other moving indicators to find a moving status of the vehicle; and a processor causing the radar to switch to the second detection areas when the detected moving status indicates that the moving direction of the vehicle is straight ahead and at least one other moving indicator satisfies a prescribed condition.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: January 26, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yasushi Aoyagi, Nobuyuki Shimizu
  • Patent number: 10902966
    Abstract: This twisted wire conductor 10 for an insulated electrical wire is configured so as to be in a mixed state in which a first conductor 20 and a second conductor 40 are twisted together. The first conductor comprises a specific aluminum alloy: which has an alloy composition that contains, by mass %, 0.2-1.8% of Mg, 0.2-2.0% of Si, 0.01-0.33% of Fe and a total of 0.00-2.00% of one or more elements selected from the group consisting of Cu, Ag, Zn, Ni, Co, Au, Mn, Cr, V, Zr, Ti and Sn, with the remainder comprising Al and unavoidable impurities; which has a fibrous metal structure in which crystal grains extend in one direction; and in which the average value of a dimension t which is perpendicular to the longitudinal direction of crystal grains is 400 nm or less in a cross section parallel to this one direction.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: January 26, 2021
    Assignee: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Hiroshi Kaneko
  • Publication number: 20210021010
    Abstract: The high-frequency transmission line is configured by stacking conductor layers and an insulating layer, and is provided with: a signal via, which extends in a stacking direction and electrically connects the conductor layers together; an input line, which is arranged in one of the conductor layers and inputs an electrical signal to the signal via; a signal line, which is arranged in another one of the conductor layers and is connected to the input line through the signal via; a ground plane, which is arranged in any one of the conductor layers; a conductor arm arranged within a separation region that separates the signal via and the ground plane; and a conductor connection arranged within the separation region and connecting the conductor arm and the ground plane. The conductor arm and the conductor connection are configured to suppress an electrical signal of a predetermined frequency within an electrical signal.
    Type: Application
    Filed: November 7, 2018
    Publication date: January 21, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Noritaka MUROFUSHI, Hikaru NAKAJIMA
  • Publication number: 20210021112
    Abstract: A wire exterior body and an exterior-covered wire harness, capable of preventing damage to thereby suppress deterioration in the protective function for electric wires, are provided. A wire exterior body (3) formed of a resin sheet, to be mounted on the outer periphery of the wire harness (2), includes bending portions (20a) to (20d) at which the resin sheet is bent, and a plurality of wall parts (4) formed of the resin sheet bent at the bending portions (20a) to (20d). The wall parts (4) extend along the extending direction of the electric wires and form an accommodating part (5) that accommodates the electric wires. Grooves (21a) to (21d) are formed in the bending portions (20a) to (20d) at positions separated by predetermined spaces (S1) and (S2) from end portions (4a) and (4b), in the extending direction of the electric wires, of the wall parts (4).
    Type: Application
    Filed: January 29, 2019
    Publication date: January 21, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Takashi OSHINO, Koichi MAENO, Naoyuki KOJIMA, Hideyuki IKEDA, Yoshikazu KAMEI
  • Publication number: 20210022265
    Abstract: The present disclosure provides a cooling device that can exhibit excellent cooling characteristics while avoiding increase in size of the device, and a cooling system using the cooling device. The cooling device including a container to which at least one heating element is thermally connected, a primary refrigerant sealed in an inside of the container, and a condensation tube through which a secondary refrigerant flows, and which penetrates through a gaseous phase portion inside of the container.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 21, 2021
    Applicant: Furukawa Electric Co., Ltd.
    Inventors: Yoshikatsu INAGAKI, Hirofumi AOKI, Hiroshi OKADA, Kenya KAWABATA, Tomoaki TORATANI
  • Publication number: 20210018272
    Abstract: The present disclosure is related to providing a heat sink that can exhibit an excellent cooling property for even a heating element generating a high amount of heat and being mounted to a narrowed space. The heat sink includes a plurality of heat pipes to be thermally connected to a heating element, and a heat dissipation section thermally connected to the plurality of heat pipes, in which in the plurality of heat pipes, at least evaporation sections to be thermally connected to the heating element have flattened portions whose cross sectional shape in a direction orthogonal to a heat transfer direction of the plurality of heat pipes is flattened, and surfaces in the flattened portions in a thickness direction are arranged facing the heating element.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 21, 2021
    Applicant: Furukawa Electric Co., Ltd.
    Inventors: Yoshikatsu INAGAKI, Yasuhiro UCHIMURA, Shuta HIKICHI, Tatsuro MIURA, Hiroshi SAKAI
  • Patent number: 10894557
    Abstract: A steering column structure includes a rotary connector, a steering column cover, and a steering lower cover attached with a gap defined between the steering lower cover and the steering column cover. The steering column cover includes a first side wall portion defining the gap, and a first insertion hole that is disposed in the first side wall portion and into which the rotary connector is inserted. The steering lower cover includes a second side wall portion facing the first side wall portion and defining the gap together with the first side wall portion, and a second insertion hole that is disposed in the second side wall portion and into which the rotary connector is inserted. The first side wall portion includes a first dam portion disposed in a position corresponding to the rotary connector above the rotary connector.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: January 19, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hirofumi Utsunomiya, Masatoshi Ushiyama
  • Publication number: 20210008864
    Abstract: A peeling apparatus for an aluminum plate material is configured to be able to peel one or a plurality of aluminum plate materials from a stack of aluminum plate materials in which a plurality of aluminum plate materials are pressure-annealed and adhered to each other. The peeling apparatus includes a vibration transmitting section that is configured to be able to abut an outer peripheral surface of an aluminum plate material and is configured to be able to apply vibration along a stacking direction of the stack to the aluminum plate material, and a transducer that generates the vibration, and transmits the vibration to the vibration transmitting section.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., UACJ CORPORATION
    Inventors: Toshihiro NAKAMURA, Hideki TAKAHASHI, Kimie IMAKAWA, Naoki KITAMURA, Kotaro KITAWAKI, Takuya MURATA
  • Publication number: 20210010761
    Abstract: The heat sink includes a radiation fin extending in a vertical direction from a heat-receiving unit, in which the radiation fin includes a notched portion in which a tip end side corner of the radiation fin is retracted inward in a main surface direction of the radiation fin with respect to a virtual rectangle or a virtual square formed of a side of the radiation fin on the heat-receiving unit side viewed from the main surface side, a first side extending from both ends of the side on the heat-receiving unit side in a direction orthogonal to the side on the heat-receiving unit side and a second side formed by extending a linear portion on the side of the radiation fin on a tip end side facing the side on the heat-receiving unit side to the first side.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Masato WATANABE, Masahiro MEGURO, Hiroshi SAKAI, Yasuhiro UCHIMURA, Shuta HIKICHI
  • Publication number: 20210010110
    Abstract: An aluminum alloy material has an alloy composition which includes at least one among 0.2-1.8 mass % of Mg, 0.2-2.0 mass % of Si, and 0.01-1.50 mass % of Fe, with the balance being Al and inevitable impurities, and has a fibrous metal structure in which crystal grains extend in one direction. In a cross section parallel to the one direction, the average value of the dimensions of the crystal grains in a direction perpendicular to the longitudinal direction thereof is 400 nm or less, and the primary surface of the aluminum alloy material has a crystal orientation distribution in which the ratio H (K100/K111) of K100 to K111 is at least 0.17 as determined by the X-ray pole figure method, where K100 is the sum of the diffraction intensities resulting from crystals in which <100> is oriented in the longitudinal direction, and K111 is the sum of the diffraction intensities resulting from crystals in which <111> is oriented in the longitudinal direction.
    Type: Application
    Filed: March 15, 2019
    Publication date: January 14, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventor: Hiroshi KANEKO
  • Publication number: 20210012922
    Abstract: An insulated wire, containing a conductor and an insulating film provided in contact with the conductor, in which the insulating film provided in contact with the conductor contains a polyimide resin, and the polyimide resin contains a constituting unit (A) derived from 2,2-bis[4-(4-amininophenoxy)phenyl]propane and a constituting unit (B) derived from 9,9-bis(4-aminophenyl)fluorene as a diamine-derived constituting unit; the polyimide resin has an imide group concentration of 25.0% or less; and the ratio of the content of the constituting unit (B) occupied in the diamine-derived constituting unit in the polyimide resin is 1 to 40 mol %.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 14, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Natsuko HARA, Keiichi TOMIZAWA, Hideo FUKUDA
  • Publication number: 20210012921
    Abstract: An insulated wire, containing a conductor, and an insulating film provided on the periphery of the conductor, in which the insulating film contains a polyimide resin, and the polyimide resin contains the following constituting unit (a) as a tetracarboxylic dianhydride-derived constituting unit and the following constituting unit (b) as a diamine-derived constituting unit, among the constituting units of the polyimide: (a) a constituting unit having a skeleton derived from pyromellitic anhydride and/or a constituting unit having a skeleton derived from 3,3?,4,4?-biphenyltetracarboxylic dianhydride; and (b) a constituting unit having a skeleton derived from 9,9-bis(4-aminophenyl)fluorene.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 14, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Keiichi TOMIZAWA, Natsuko HARA, Hideo FUKUDA
  • Publication number: 20210009846
    Abstract: An insulated wire, containing a conductor and an insulating film (A) provided in contact with the conductor, in which the insulating film (A) contains polyaryletherketone, the polyaryletherketone has an exothermic peak at the range of 290 to 330° C. in a differential scanning calorimetry when the polyaryletherketone is cooled at a temperature falling rate of 10° C./min from a temperature equal to or higher than the melting temperature of the polyaryletherketone, and the half width of the exothermic peak is 6° C. or more.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 14, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Takeshi SAITO, Satoko YAMOTO, Isao TOMOMATSU
  • Publication number: 20210008525
    Abstract: A crystal-orientation controlled complex comprising a connected assembly having a thin film shape, in which a plurality of crystal pieces are connected with each other, the crystal pieces having a flake shape and having a main surface and an end surface, wherein the main surface has a crystal orientation relative to a specific crystal plane, and the thin film shaped connected assembly has a polarization singularity.
    Type: Application
    Filed: September 25, 2020
    Publication date: January 14, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yoshikazu TSUZUKI, Mariko WAKAE, Satoshi AOKI, Goro MIYOSHI
  • Publication number: 20210012926
    Abstract: An insulated wire comprising a conductor and a bubble-containing insulating layer, directly or indirectly coating the outer periphery of the conductor and containing a thermosetting resin, wherein the bubbles in the bubble-containing insulating layer include flattened bubbles whose oblateness in the cross-section perpendicular to the longitudinal direction of the insulated wire (lateral length of the bubble cross-sectional shape/vertical length of the bubble cross-sectional shape) is 1.5 or more and 5.0 or less.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA MAGNET WIRE CO., LTD.
    Inventors: Natsuko HARA, Keisuke IKEDA, Daisuke MUTO
  • Publication number: 20210009420
    Abstract: The present disclosure relates to a carbon nanotube wire includes a carbon nanotube aggregate constituted of a plurality of carbon nanotubes. In the plurality of carbon nanotubes, a mean length of the plurality of carbon nanotubes is not larger than 150 ?m, a CV value of the mean length is not smaller than 0.40, a mean diameter of the plurality of carbon nanotubes is smaller than 4 nm, a CV value of the mean diameter is not smaller than 0.18, and a proportion of carbon nanotubes with lengths not smaller than 3 ?m is not less than 60%.
    Type: Application
    Filed: September 29, 2020
    Publication date: January 14, 2021
    Applicant: Furukawa Electric Co., Ltd.
    Inventor: Sawa SAKAI
  • Publication number: 20210007246
    Abstract: The present disclosure provides a heatsink that can improve heat radiation efficiency of a heat radiating fin and equalize a heat input in a heat receiving portion while securing sufficient volumes of the heat receiving portion, a heat insulating portion, and a heat radiating portion even in an environment in which an installation space for the heatsink, more specifically, an installation space in a width direction of the heatsink is limited.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yosuke WATANABE, Kenya KAWABATA, Yoshikatsu INAGAKI, Tatsuro MIURA, Kazuaki AOTANI, Toshiaki NAKAMURA
  • Publication number: 20210006022
    Abstract: A rotary connector device includes a fixed body, a rotation body, and an inhibiting structure. The fixed body includes a first fixed body portion and a second fixed body portion disposed facing each other with a space being defined between the first fixed body portion and the second fixed body portion. The first fixed body portion and the second fixed body portion are coupled at a coupling portion. The rotation body rotatably is assembled to the fixed body. The inhibiting structure is configured to inhibit foreign matter from entering the space through the coupling portion. The coupling portion is exposed to an outer surface of the fixed body.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Kazuki FUJIMOTO, Satoshi KITAO, Shingo NAMBU, Kenji YOSHIMURA