Patents Assigned to Furukawa Automotive Systems Inc.
  • Patent number: 11143710
    Abstract: A secondary battery deterioration estimation device includes receiving a first signal representing a discharging voltage; receiving a second signal representing a discharging current from a current sensor; calculating values of elements forming an equivalent circuit of the secondary battery based on the first and second signals; calculating a state of health (SOH) of the secondary battery based on the values of the elements forming the equivalent circuit; generating history information showing history of a use state of the secondary battery; calculating the SOH of the secondary battery based on the history information; determining a deterioration state of the secondary battery with reference to at least one of the SOH calculated by the values of the elements or the SOH calculated by the history information by the processor in accordance with a state of the secondary battery; and outputting data representing the deterioration state of the secondary battery.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: October 12, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Taiji Mitsuyama, Etsuzo Sato, Noriyasu Iwane, Naotaka Uchino, Hirokazu Narui, Akira Oono, Takayuki Morikawa
  • Publication number: 20210281033
    Abstract: A rotary connector device includes a stator and a rotation body. The stator includes a first stator main body and a second stator main body. The rotation body is provided rotatably about a rotational axis with respect to the stator. The stator and the rotation body define a cable housing space between the stator and the rotation body. The second stator main body includes a first wall and a second wall. The first wall extends along an axial direction parallel to the rotational axis. The second wall extends along the axial direction and is spaced apart from the first wall in a radial direction perpendicular to the rotational axis. The first wall is disposed between the cable housing space and the second wall in the radial direction. The first stator main body includes an intermediate wall extending along the axial direction and disposed between the first wall and the second wall in the radial direction.
    Type: Application
    Filed: May 26, 2021
    Publication date: September 9, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventor: Yuya HASEGAWA
  • Patent number: 11114833
    Abstract: A wire exterior body and an exterior-covered wire harness in which damage by an attaching member is prevented are provided. A wire exterior body (3) to be mounted on the outer periphery of an electric wire (wire harness) (2), the wire exterior body being formed of a resin sheet that is bent, includes a plurality of wall parts (4) extending along an extending direction of the electric wire and forming an accommodating part (5) that accommodates the electric wire. Among the plurality of the wall parts (4), at least one wall part (upper lid wall part (45)) has a through-hole (47), penetrating in a thickness direction of the resin sheet, into which an attaching member (61) attachable to a vehicle body is inserted, and a groove (a lower surface groove (48) or an upper surface groove (49)) in which a thickness of the resin sheet is reduced is formed on a part around the through-hole (47) on at least one surface of an upper surface (45c) and a lower surface (45d) facing the thickness direction.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: September 7, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yoshikazu Kamei, Takashi Oshino, Hideyuki Ikeda, Naoyuki Kojima, Koichi Maeno
  • Publication number: 20210263146
    Abstract: A radar apparatus includes a first radar apparatus that transmits and receives a signal with a first frequency and has a first detection area, and a second radar apparatus that transmits and receives a signal with a second frequency different from the first frequency and has a second detection area different from the first detection area. The first radar apparatus and the second radar apparatus are arranged on a vehicle such that the first detection area and the second detection area partially overlap with each other. The second radar apparatus generates second information. The first radar apparatus generates first information, performs arithmetic integration processing based on the first information and the second information to generate integrated information, and transmits the integrated information to a higher-level apparatus.
    Type: Application
    Filed: March 18, 2021
    Publication date: August 26, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Satoshi Otowa, Yasushi Aoyagi
  • Publication number: 20210218209
    Abstract: A rotary connector device includes a fixed body, a rotation body, and a connector. The rotation body is rotatable about a rotation axis with respect to the fixed body. The rotation body is assembled to the fixed body in a manner to form a first space between the rotation body and the fixed body. The connector includes a second space. The connector includes a first opening and a second opening. One end of a first cable is connected to a first electrode provided in the second space. One end of a second cable is connected to a second electrode provided in the second space. The first cable passes through the first opening. The other end of the first cable is connected to the rotation body. The second cable passes through the second opening. The other end of the second cable is connected to the rotation body.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 15, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yoshihiro SHIOTANI, Yoji TAJIRI, Hayato ARAKAWA
  • Publication number: 20210218210
    Abstract: A rotary connector device includes a rotation body and a fixed body that engage with each other in a relatively rotatable manner, in an interior thereof, a housing space having a cylindrical shape, and a flat cable housed in the housing space in a wound manner, wherein the rotation body includes: a rotating-side ring plate having an annular shape and an inner-circumferential cylindrical portion having a cylindrical shape; the fixed body includes: a stationary-side ring plate having an annular shape and an outer-circumferential cylindrical portion; the flat cable has a first end coupled to a stationary-side connector; the fixed body includes an insertion portion from the housing space toward an outer side of the fixed body along a rotation axis direction of the rotation body that relatively rotates; and the stationary-side connector is disposed on a main surface of the stationary-side ring plate on an outer side thereof.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 15, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventor: Yuya HASEGAWA
  • Publication number: 20210218208
    Abstract: A rotary connector device includes a fixed body, a rotation body, a connector, and an electrode. The connector is coupled to the fixed body and includes a second space and a cable cutting member in the second space which is in communication with the first space. The electrode is provided in the second space of the connector. An exposed conductor portion provided at one end of a cable is connected to the electrode. The cable extends from the second space to the first space. The other end of the cable is connected to the rotation body. The cable cutting member is configured to cut the cable before the exposed conductor portion connected to the electrode of the connector is disconnected when the cable is pulled due to rotation of the rotation body.
    Type: Application
    Filed: March 26, 2021
    Publication date: July 15, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yoshihiro SHIOTANI, Yoji TAJIRI, Hayato ARAKAWA
  • Publication number: 20210202133
    Abstract: A bent portion of electric wires is protected at a high versatility by a protective member having a simple shape. A wire end of a wire harness 11 is protected. The wire harness 11 includes a wire bundle 13 and a connector 14 connected therewith. The wire bundle 13 includes the wire end, and the wire end includes a bent portion 13a and faces the connector 14. First, a sheet member 15a is folded perpendicularly to a wire lead-out surface 14a of the connector 14, thereby forming, concurrently, counter sides 31 facing the wire lead-out surface 14a, side surface covering portions, and a tip end protection portion 33. Next, the side surface covering portions are folded along a top protection portion formation portion 44, thereby forming, concurrently, side surface protection portions 32, a top protection portion 34 and an extending portion 35.
    Type: Application
    Filed: May 20, 2019
    Publication date: July 1, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC., TOYOTA BOSHOKU KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yumiko KASUGAI, Takuya FUJIMURA, Tomoya TAKEUCHI
  • Patent number: 11006556
    Abstract: A first braided wire and a second braided wire that are two cylindrical flexible shield members are fixed with a crimp member at different positions in the circumferential direction on a cross section perpendicular to the longitudinal direction of the electromagnetic shield pipe. Thus, the cylindrical end portions of the braided wires are loosened, and each of sheet-like portions is formed on the end portion, and the sheet-like portions of the end portions of the braided wires are disposed at different positions in the circumferential direction of the electromagnetic shield pipe and fixed with the crimp member on a metal layer of the electromagnetic shield pipe. That is, the braided wires are fixed in a section crimped by the crimp member without being overlapped with each other in the circumferential direction of the electromagnetic shield pipe.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: May 11, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hiroaki Yokoyama, Yoshikazu Tanaka
  • Patent number: 10998108
    Abstract: An electrical contact material (10) having: a conductive substrate (1) formed from copper or a copper alloy; a first intermediate layer (2) provided on the conductive substrate (1); a second intermediate layer (3) provided on the first intermediate layer (2); and an outermost layer (4) formed from tin or a tin alloy and provided on the second intermediate layer (3), wherein the first intermediate layer (2) is constructed as one layer of grains extending from the conductive substrate (1) side to the second intermediate layer (3) side, and wherein, in the first intermediate layer (2), the density of grain boundaries (5b) extending in a direction in which the angle formed by the grain boundary in interest and the interface between the conductive substrate and the first intermediate layer is 45° or greater, is 4 ?m/?m2 or less; a method of producing the same; and a terminal.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: May 4, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yoshikazu Okuno, Yoshiaki Kobayashi, Tatsuya Nakatsugawa, Kengo Mitose, Akira Tachibana, Shingo Kawata
  • Patent number: 10981525
    Abstract: A rotary connector device capable of reducing the number of components and enhancing assembly workability provided with: a stationary member; a rotary member to be attached to the stationary member to be capable of relative rotation with respect to the stationary member, the rotary member including a steering wheel insertion hole into which an insertion convex portion of a steering wheel is to be inserted; and an intermediate stationary member provided to be movable between a locked position and a lock released position with respect to the rotary member, wherein the intermediate stationary member is provided with a regulating portion, the regulating portion being configured to, at the locked position, regulate relative rotation of the rotary member when the regulating portion is engaged with the stationary member.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: April 20, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventor: Kenji Hiroki
  • Publication number: 20210110951
    Abstract: A wire harness manufacturing system including a plurality of processing zones and configured to manufacture a wire harness by using a subassembly including a plurality of electrical lines to each of which a connection component is attached includes a conveyance device provided along the plurality of processing zones and including: work boards in a number at least corresponding to the number of the plurality of processing zones; a circulation conveyer configured to sequentially convey each work board in a horizontal state from an upstream side to a downstream side on a downstream conveyance path along the plurality of processing zones and then return the work board from the downstream side to the upstream side on an upstream conveyance path; and a raiser configured to set the work board to a stand-up state in which one of edge parts extending in a conveyance direction of the work board is positioned on an upper side of the other edge part in the work board, and to set the work board in the stand-up state to th
    Type: Application
    Filed: December 21, 2020
    Publication date: April 15, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Eiji ARAMAKI, Koji KATO, Mitsuyuki AKAI, Takayuki OKUBO, Nobuyuki MINAMI
  • Publication number: 20210091525
    Abstract: A rotary connector device includes a fixed body and a rotation body. The fixed body includes an internal space. The rotation body is rotatably assembled to the fixed body about a rotational axis with respect to the fixed body. The fixed body includes an inserted portion into which a fixing tool is to be inserted to restrict the fixed body and the rotation body from rotating relative to each other. The inserted portion includes an inner space isolated from the internal space of the fixed body.
    Type: Application
    Filed: December 2, 2020
    Publication date: March 25, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Satoshi KITAO, Shingo NAMBU, Kenji YOSHIMURA
  • Publication number: 20210066872
    Abstract: A rotary connector device includes a fixed body, a rotation body, and a connector. The rotation body is rotatable about a rotation axis with respect to the fixed body. The connector includes a cover, a conductor, and a holding member. The cover includes a first wall and a space therein. The first wall extends from the rotation body in an axial direction substantially parallel to the rotation axis. The holding member is attached to the cover in the space and holds the conductor. The holding member includes, in the first wall, an exposed portion exposed to an outside of the space. The cover and the holding member include a restriction structure to restrict foreign matter from entering the space through the exposed portion. The restriction structure includes a first protrusion that protrudes in a direction substantially orthogonal to the first wall and a first recess in which the first protrusion is fitted.
    Type: Application
    Filed: November 13, 2020
    Publication date: March 4, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Satoshi KITAO, Shingo NAMBU, Kenji YOSHIMURA
  • Patent number: 10928458
    Abstract: A secondary battery state detection device for detecting the state of a secondary battery includes at least one processor and at least one memory that is communicably connected to the at least one processor. The at least one processor reads a set of instructions stored in the at least one memory, and executes detection processing in which a charging voltage is detected, the charging voltage being generated when an alternator that generates an adjustable voltage charges the secondary battery; computation processing in which a charging resistance is computed as an internal resistance of the secondary battery when the alternator charges the secondary battery; and estimation processing in which a state of charge of the secondary battery is estimated on the basis of the charging voltage detected by the detection processing and on the charging resistance computed by the computation processing.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: February 23, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Noriyasu Iwane, Atsuhito Higuchi
  • Publication number: 20210033718
    Abstract: To detect an object present in the vicinity.
    Type: Application
    Filed: February 28, 2019
    Publication date: February 4, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hiroyuki KOBAYASHI, Taishi KAGIMOTO, Tadataka WAKABISHI, Sadao MATSUSHIMA, Hajime NAMIKI, Jun MIURA, Tomoki KAWAMURA, Noriyuki SHOJI
  • 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
  • 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
  • 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