Patents Assigned to Furukawa Automotive Systems Inc.
  • Publication number: 20220140502
    Abstract: Provided is an electrical connection cassette with which it is possible to freely expand a device and add functions in accordance with the size of free space. An electrical connection cassette is provided with: a circuit board; and first connection terminals and second connection terminals mounted on the circuit board and having terminal shapes that can be engaged with each other. In a state with a terminal connection direction oriented in a predetermined direction with respect to the circuit board, the first connection terminals are disposed on the side of one main surface of the circuit board, and in a state with a terminal connection direction oriented in a direction parallel to the predetermined direction, the second connection terminals are disposed near the other main surface of the circuit board.
    Type: Application
    Filed: January 13, 2022
    Publication date: May 5, 2022
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hisao HONMA, Hiroaki RIKIHISA
  • Patent number: 11324150
    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 13, 2021
    Date of Patent: May 3, 2022
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hiroaki Yokoyama, Yoshikazu Tanaka
  • Patent number: 11279304
    Abstract: A rotary connector device is provided, which includes a moving member on a stator side in an insertion direction of a steering shaft, the moving member including a first recessed portion recessed in the insertion direction and located in a first direction (X) orthogonal to a center axis (Cx) of the stator, and a second recessed portion recessed in a direction opposite to the first recessed portion and located in a second direction (Y); a rotator including a first guide portion configured to loosely fit together with and guide the first recessed portion; a rotating portion provided in the stator and configured to rotate about the center axis (Cx) includes a second guide portion configured to loosely fit together with and guide the second recessed portion; and the first recessed portion and the second recessed portion are capable of movement in the first direction (X) and the second direction (Y).
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: March 22, 2022
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventor: Hirofumi Utsunomiya
  • Patent number: 11269014
    Abstract: A chargeable battery abnormality detection apparatus configured to detect an abnormality of a chargeable battery includes a processor; and a memory storing instructions executable by the processor, wherein the processor performs the following when executing instructions: calculating a value of an internal resistance of the chargeable battery; determining whether the chargeable battery is being charged or being discharged; determining that an abnormality has occurred in the chargeable battery if either one of the following occurs: the calculated value of the internal resistance decreases while the chargeable battery is being discharged; and the calculated value of the internal resistance increases while the chargeable battery is being charged; and outputting a determination result of the abnormality.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: March 8, 2022
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Akira Oono, Kimiko Fujisawa
  • Patent number: 11258191
    Abstract: Provided is an electrical connection cassette with which it is possible to freely expand a device and add functions in accordance with the size of free space. An electrical connection cassette is provided with: a circuit board; and first connection terminals and second connection terminals mounted on the circuit board and having terminal shapes that can be engaged with each other. In a state with a terminal connection direction oriented in a predetermined direction with respect to the circuit board, the first connection terminals are disposed on the side of one main surface of the circuit board, and in a state with a terminal connection direction oriented in a direction parallel to the predetermined direction, the second connection terminals are disposed near the other main surface of the circuit board.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: February 22, 2022
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hisao Honma, Hiroaki Rikihisa
  • Publication number: 20220011367
    Abstract: A battery state detection device including a battery post terminal, a case accommodating a circuit board including a current sensing circuit that senses a current by being electrically connected to the battery post terminal, and a harness connection part provided on the case, the harness connection part being capable of having a harness connected thereto, in which the battery post terminal includes a holding part held on one of faces of the case, and an insert part provided in a region from the holding part along a face adjacent to the one of the faces of the case, the battery post terminal contacts the case via at least two faces, the two faces including the one of the faces and the face adjacent to the one of the faces, and the case includes a fitting part, the fitting part being adapted to fit around the insert part by accommodating the insert part.
    Type: Application
    Filed: September 24, 2021
    Publication date: January 13, 2022
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Jun IWASAKI, Ryosuke TAKAHASHI, Kazuya KATO, Keita SAJI, Ryusuke KAKOI
  • Publication number: 20210384687
    Abstract: A rotary connector device includes a stator, a rotor and an electrical connector; the rotor including a rotor main body and a connector housing. The connector housing includes a first connector holder and a second connector holder. The second connector holder includes a second holder main body, a first wall, and a second wall. The first wall extends from the second holder main body along an axial direction parallel to the rotation axis. The second wall extends from the second holder main body along the axial direction and is coupled to the first wall.
    Type: Application
    Filed: August 19, 2021
    Publication date: December 9, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Yuya HASEGAWA, Syuji HIRAI, Hirofumi UTSUNOMIYA
  • Patent number: 11196225
    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: Grant
    Filed: September 17, 2020
    Date of Patent: December 7, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Kazuki Fujimoto, Satoshi Kitao, Shingo Nambu, Kenji Yoshimura
  • Publication number: 20210375503
    Abstract: An electric wire outer cover is provided which is to be fitted around an electric wire and which has a tubular housing portion where the electric wire is to be housed, the housing portion being formed of a sheet, the housing portion being formed in a folded state. Further, walls forming the housing portion include a first wall having a projection formed therefrom and a second wall having a hole formed therein, and the housing portion is formed by engagement between the first wall and the second wall through melting of the projection that has passed through the hole and welding of the melted projection to the second wall.
    Type: Application
    Filed: August 13, 2021
    Publication date: December 2, 2021
    Applicants: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Takashi OSHINO, Yoshikazu KAMEI, Hiroshi SUYAMA, Naoyuki KOJIMA
  • Patent number: 11189397
    Abstract: Providing an outer cover body for electrical wires that can improve the degree of freedom of design while preventing anisotropy in mechanical properties and also make it possible to form even a compact outer cover body for electrical wires. An outer cover body for electrical wires that is to be attached to the outer periphery of an electrical wire, the outer cover body for electrical wires being formed of a bent thermoplastic resin foam sheet having a density of not less than 200 Kg/m3 and not more than 700 Kg/m3.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: November 30, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Hideyuki Ikeda, Yoshikazu Kamei, Naoyuki Kojima, Satoshi Takamura, Takashi Oshino
  • Patent number: 11187781
    Abstract: A pulse generating device of an in-vehicle radar configured to output a high frequency pulse including a main lobe and a side lobe includes a high frequency oscillator that generates a carrier wave of a predetermined frequency, an output variable device that adjusts an output of the high frequency oscillator, a power measuring unit that measures the output of the high frequency oscillator, a temperature measuring unit that measures an ambient temperature, a baseband pulse generating unit that generates a signal of a pulse shape, and a modulator that modulates the output of the high frequency oscillator with the signal of the pulse shape, and, when the ambient temperature is a first threshold value or less, the output or the pulse shape is adjusted so that the side lobe is a predetermined output or less.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: November 30, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Kei Takahashi, Taishi Kagimoto, Sadao Matsushima
  • Patent number: 11163010
    Abstract: A secondary battery deterioration estimation device includes a memory; and a processor which executes the following processes based on executable programs stored in the memory, generating history information showing history of a use state of the secondary battery with reference to a signal output from a current sensor detecting a current flowing through the secondary battery; calculating values of elements forming an equivalent circuit of the secondary battery; calculating a state of health (SOH) of the secondary battery based on the values of the elements forming the equivalent circuit; correcting the values of the elements before the SOH is calculated or the value of the SOH obtained by the calculation based on the history information; and outputting data representing the SOH of the secondary battery.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 2, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Noriyasu Iwane, Taiji Mitsuyama
  • Patent number: 11152753
    Abstract: A conductor connection device for joining a plurality of conductors with ultrasonic welding, the conductor connection device comprising: a horn including a contact surface that is brought into contact with the conductors, the horn being configured to be ultrasonically vibrated; a pair of restricting portions configured to be brought into contact with the contact surface and to be relatively movable along the contact surface; and an anvil that is relatively moved toward and away from the contact surface, the horn and the pair of restricting portions being moved relative to the anvil to sandwich the anvil between the pair of restricting portions facing each other, and at least one of the pair of restricting portions being moved toward the other.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: October 19, 2021
    Assignees: FURUKAWA ELECTRIC CO., LTD., FURUKAWA AUTOMOTIVE SYSTEMS INC.
    Inventors: Toshihiro Nakamura, Takashi Nakayama, Tomohiro Nakayama
  • 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: 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: 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