Patents Assigned to Tokai Chemical Industries, Ltd.
  • Publication number: 20240059855
    Abstract: A flame-retardant soundproof material for vehicles includes a polyurethane foam obtained by foam-molding a urethane resin composition. The urethane resin composition contains an isocyanate component (A), a polyol component (B), and an expandable graphite (C). The isocyanate component (A) includes a mixture of 2,4?-MDI and 4,4?-MDI, and one or more modified forms selected from carbodiimide modified forms and uretonimine modified forms of at least one of 2,4?-MDI and 4,4?-MDI. The content of the one or more modified forms in the urethane resin composition is 5.0 mass % to 8.8 mass %. The polyol component (B) includes a polyether polyol as a main constituent. The expandable graphite (C) has an expansion initiation temperature of 170° C. to 200° C., an expansion ratio of 10 or more at 250° C., and a content of 8 mass % to 20 mass % in the urethane resin composition.
    Type: Application
    Filed: November 2, 2023
    Publication date: February 22, 2024
    Applicants: TOKAI CHEMICAL INDUSTRIES, LTD., Sumitomo Riko Company Limited
    Inventors: Yasuo Suzuki, Masahito Kanada, Hiroki Taguchi, Masaru Sato, Hiroyuki Kondo, Kenichiro Ito, Junki Owaki
  • Patent number: 11884194
    Abstract: An armrest includes an arm-side wire harness and an arm body member. The arm-side wire harness includes an electric wire and an arm-side connector on an end of the electric wire to be coupled to a mount member-side connector mounted on a mount member. The arm body member includes an arrangement section in which the electric wire of the arm-side wire harness is arranged and a mount member-side wall that is to be arranged opposite the mount member. The arm body member is to be fixed to the mount member while the mount member-side wall being opposite the mount member. The mount member-side wall includes a connector insertion hole through which the mount member-side connector can be inserted. The arm-side connector and the mount member-side connector can be arranged in the arrangement section. The arm body member includes an operation hole that is continuous from the arrangement section.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: January 30, 2024
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Kaho Hayashi, Hideki Oshima, Takemasa Okumura, Takahiko Endo, Jun Jin, Keiji Makino
  • Patent number: 11878614
    Abstract: Provided is a vehicle seat that includes a dynamic damper having desired properties, and that makes it possible to improve a mass holding angle and to reduce cost. A vehicle seat (1) includes: a frame (11a, 12a, 13a); a case (20) attached to the frame (11a, 12a, 13a); and a dynamic damper (30) that is housed in the case (20) and that includes a mass (40) and an elastic body (50). The elastic body (50) includes at least an annular elastic body (51) as a member having a through hole. The mass (40) is fitted to the through hole of the annular elastic body (51), and the outer peripheral surface of the annular elastic body (51) is disposed in contact with the inner wall of the case (20).
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: January 23, 2024
    Assignee: TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Keiji Makino, Toshiharu Tsuzuki
  • Publication number: 20230407027
    Abstract: A skin material includes a skin layer, an intermediate layer, a design layer, and at least one recess. The skin layer has a light transmittance. The intermediate layer is disposed on a back side of the skin layer and has a light transmittance lower than the light transmittance of the skin layer. The design layer is disposed on the back side of the intermediate layer and has a light transmittance lower than the light transmittance of the intermediate layer. The at least one recess is opened on a back surface of the design layer. A bottom of the recess has an intermediate layer reaching part defined at the intermediate layer.
    Type: Application
    Filed: September 7, 2023
    Publication date: December 21, 2023
    Applicants: Sumitomo Riko Company Limited, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Toshiya NONAKA, Takemasa OKUMURA
  • Patent number: 11760244
    Abstract: An armrest includes a frame, a mounting portion included in the frame and having a mounting surface with which the mounting portion is mounted on a bracket of a seat, an armrest-side wire harness arranged in the frame, and an armrest-side connector connected to the armrest-side wire harness and being open in a direction from the mounting surface toward the bracket.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: September 19, 2023
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Kaho Hayashi, Hideki Oshima, Takemasa Okumura, Takahiko Endo, Jun Jin, Keiji Makino
  • Patent number: 11717090
    Abstract: An armrest described herein includes an arm-side wire harness including an electric wire and an arm-side connector that is on an end of the electric wire and is to be coupled to a seat-side connector mounted on a seat. The armrest further includes an arm body member including an electric wire routing cavity in which the electric wire of the arm-side wire harness is arranged and a seat-side wall that is to be arranged opposite a seat frame of the seat. The arm body member is to be fixed to the seat frame while the seat-side wall being opposite the seat frame. The seat-side wall includes a connector insertion hole through which the arm-side connector can be inserted. The arm body member includes an operation hole that is continuous from the connector insertion hole via an arrangement section of the electric wire routing cavity.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: August 8, 2023
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Hidetoshi Ishida, Kaho Hayashi, Hideki Oshima, Takemasa Okumura, Takahiko Endo, Jun Jin, Keiji Makino
  • Publication number: 20230091162
    Abstract: A vehicular interior component includes an interior component body and a mounting member mounted on the interior component body and having a contact surface that is touched by an occupant's hand. The mounting member includes a base member including a body that is held by the occupant and a mounting portion extending from the body, and an electrically conductive layer made of electrically conductive elastomer and disposed on the base member. The electrically conductive layer includes a contact surface portion, a contact projection projecting from a surface of the mounting portion toward the vehicle body panel, and a connecting portion connecting the contact surface portion and the contact projection. When the vehicular interior component is mounted on the vehicle body panel, a projecting end of the contact projection is contacted with the vehicular compartment interior side surface of the vehicle body panel with being elastically deformed.
    Type: Application
    Filed: March 3, 2021
    Publication date: March 23, 2023
    Applicants: TOYOTA BOSHOKU KABUSHIKI KAISHA, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Ryo YAMANE, Yoshiaki TANIGUCHI, Mari AZUMI
  • Publication number: 20230034180
    Abstract: A sound-absorbing cover comprises a first sound-absorbing layer and a second sound-absorbing layer made of foam, a first skin layer of the first sound-absorbing layer and a second skin layer of the second sound-absorbing layer are layered in a state of being made to face each other, and an air layer is provided between the facing surfaces of the first skin layer and the second skin layer. The rigidity of the first skin layer of the first sound-absorbing layer is different from the rigidity of the second skin layer of the second sound-absorbing layer.
    Type: Application
    Filed: October 7, 2022
    Publication date: February 2, 2023
    Applicants: Sumitomo Riko Company Limited, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Koji Tomiyama, Kazuyoshi Onishi, Yuhei Adachi, Kazuto Tanaka, Yasuo Suzuki, Hiroki Taguchi
  • Publication number: 20220297583
    Abstract: Provided is a vehicle seat that includes a dynamic damper having desired properties, and that makes it possible to improve a mass holding angle and to reduce cost. A vehicle seat (1) includes: a frame (11a, 12a, 13a); a case (20) attached to the frame (11a, 12a, 13a); and a dynamic damper (30) that is housed in the case (20) and that includes a mass (40) and an elastic body (50). The elastic body (50) includes at least an annular elastic body (51) as a member having a through hole. The mass (40) is fitted to the through hole of the annular elastic body (51), and the outer peripheral surface of the annular elastic body (51) is disposed in contact with the inner wall of the case (20).
    Type: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Applicant: TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Keiji MAKINO, Toshiharu TSUZUKI
  • Publication number: 20220250519
    Abstract: An armrest includes a frame, a mounting portion included in the frame and having a mounting surface with which the mounting portion is mounted on a bracket of a seat, an armrest-side wire harness arranged in the frame, and an armrest-side connector connected to the armrest-side wire harness and being open in a direction from the mounting surface toward the bracket.
    Type: Application
    Filed: March 3, 2020
    Publication date: August 11, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi YAMAMOTO, Kaho HAYASHI, Hideki OSHIMA, Takemasa OKUMURA, Takahiko ENDO, Jun JIN, Keiji MAKINO
  • Publication number: 20220185158
    Abstract: An armrest includes an arm-side wire harness and an arm body member. The arm-side wire harness includes an electric wire and an arm-side connector on an end of the electric wire to be coupled to a mount member-side connector mounted on a mount member. The arm body member includes an arrangement section in which the electric wire of the arm-side wire harness is arranged and a mount member-side wall that is to be arranged opposite the mount member. The arm body member is to be fixed to the mount member while the mount member-side wall being opposite the mount member. The mount member-side wall includes a connector insertion hole through which the mount member-side connector can be inserted. The arm-side connector and the mount member-side connector can be arranged in the arrangement section. The arm body member includes an operation hole that is continuous from the arrangement section.
    Type: Application
    Filed: March 3, 2020
    Publication date: June 16, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi YAMAMOTO, Kaho HAYASHI, Hideki OSHIMA, Takemasa OKUMURA, Takahiko ENDO, Jun JIN, Keiji MAKINO
  • Publication number: 20220142371
    Abstract: An armrest described herein includes an arm-side wire harness including an electric wire and an arm-side connector that is on an end of the electric wire and is to be coupled to a seat-side connector mounted on a seat. The armrest further includes an arm body member including an electric wire routing cavity in which the electric wire of the arm-side wire harness is arranged and a seat-side wall that is to be arranged opposite a seat frame of the seat. The arm body member is to be fixed to the seat frame while the seat-side wall being opposite the seat frame. The seat-side wall includes a connector insertion hole through which the arm-side connector can be inserted. The arm body member includes an operation hole that is continuous from the connector insertion hole via an arrangement section of the electric wire routing cavity.
    Type: Application
    Filed: February 21, 2020
    Publication date: May 12, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi YAMAMOTO, Hidetoshi ISHIDA, Kaho HAYASHI, Hideki OSHIMA, Takemasa OKUMURA, Takahiko ENDO, Jun JIN, Keiji MAKINO
  • Patent number: 11325514
    Abstract: An armrest includes a bracket fixed to a frame of a seat, an armrest body member rotatably mounted on the bracket, a receiver coil mounted in the armrest body member, and a transmitter coil mounted in the bracket and transferring power to the receiver coil with a non-contact transmission system.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: May 10, 2022
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Yasuyuki Yamamoto, Satoshi Yamamoto, Hideki Oshima, Takahiko Endo, Jun Jin, Keiji Makino, Takemasa Okumura
  • Patent number: 11299078
    Abstract: An armrest includes a first branch cable and a second branch cable, a frame, a skin covering the frame, and a foamed resin material. The frame includes a first routing section and a second routing section in which the first branch cable and the second branch cable are arranged, respectively. The foamed resin material is disposed on an inner side of the skin. The first branch cable and the second branch cable are disposed within the foamed resin material in the first routing section and the second routing section.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: April 12, 2022
    Assignees: AUTONETWORKS TECHNOLOGIES. LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Makoto Higashikozono, Kaho Hayashi, Hideki Oshima, Takahiko Endo, Keiji Makino, Jun Jin, Takemasa Okumura
  • Patent number: 11266248
    Abstract: An armrest according to the technology described herein includes a bracket, an armrest body, a device connecting port, an armrest-side connector, and a cable. The bracket is fixed to a seat frame. The armrest body is attached to the bracket to be rotatable. The device connecting port is exposed through an outer surface of the armrest body. The armrest-side connector is fixed to the seat frame at a position different from the bracket. The cable includes an end connected to the device connecting port and an end connected to an armrest-side connector. The armrest body includes a cable retaining portion through which the cable is passed and in which the cable is retained. Any one of the bracket and the armrest body includes a hole (an elongated hole) that allows movement of the cable along with rotation of the armrest body.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: March 8, 2022
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Makoto Higashikozono, Kaho Hayashi, Hideki Oshima, Takahiko Endo, Keiji Makino, Jun Jin, Takemasa Okumura
  • Patent number: 11186211
    Abstract: An armrest includes a cable to be connected to a seat-side cable arranged on a seat, and a body member that is mountable on the seat and includes a routing section therein in which the cable is arranged. The cable includes an arranged portion that is arranged in the routing section and a connecting operation section that extends outside the routing section when being connected to the seat-side cable. The connecting operation section is arranged in the routing section when the body member is mounted on the seat.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: November 30, 2021
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi Yamamoto, Makoto Higashikozono, Kaho Hayashi, Hideki Oshima, Takahiko Endo, Keiji Makino, Jun Jin, Takemasa Okumura
  • Publication number: 20210276467
    Abstract: An armrest includes a first branch cable and a second branch cable, a frame, a skin covering the frame, and a foamed resin material. The frame includes a first routing section and a second routing section in which the first branch cable and the second branch cable are arranged, respectively. The foamed resin material is disposed on an inner side of the skin. The first branch cable and the second branch cable are disposed within the foamed resin material in the first routing section and the second routing section.
    Type: Application
    Filed: January 23, 2019
    Publication date: September 9, 2021
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi YAMAMOTO, Makoto HIGASHIKOZONO, Kaho HAYASHI, Hideki OSHIMA, Takahiko ENDO, Keiji MAKINO, Jun JIN, Takemasa OKUMURA
  • Publication number: 20210213858
    Abstract: An armrest includes a bracket fixed to a frame of a seat, an armrest body member rotatably mounted on the bracket, a receiver coil mounted in the armrest body member, and a transmitter coil mounted in the bracket and transferring power to the receiver coil with a non-contact transmission system.
    Type: Application
    Filed: February 4, 2019
    Publication date: July 15, 2021
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Yasuyuki YAMAMOTO, Satoshi YAMAMOTO, Hideki OSHIMA, Takahiko ENDO, Jun JIN, Keiji MAKINO, Takemasa OKUMURA
  • Publication number: 20210031660
    Abstract: An armrest includes a cable to be connected to a seat-side cable arranged on a seat, and a body member that is mountable on the seat and includes a routing section therein in which the cable is arranged. The cable includes an arranged portion that is arranged in the routing section and a connecting operation section that extends outside the routing section when being connected to the seat-side cable. The connecting operation section is arranged in the routing section when the body member is mounted on the seat.
    Type: Application
    Filed: January 24, 2019
    Publication date: February 4, 2021
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO RIKO COMPANY LIMITED, TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Satoshi YAMAMOTO, Makoto HIGASHIKOZONO, Kaho HAYASHI, Hideki OSHIMA, Takahiko ENDO, Keiji MAKINO, Jun JIN, Takemasa OKUMURA
  • Patent number: D1018173
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: March 19, 2024
    Assignee: TOKAI CHEMICAL INDUSTRIES, LTD.
    Inventors: Seiji Kobayashi, Toshiharu Tsuzuki