Patents by Inventor Yusuke Tsutagawa

Yusuke Tsutagawa 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).

  • Publication number: 20240178608
    Abstract: A waterproof terminal block includes a housing, a plurality of terminals configured to be inserted into and attached to the plurality of terminal insertion holes of the housing, a packing, and a holder fitted into a holder configured to be assembled to the housing and hold the packing. The housing has a cutting blade part at a partition wall partitioning an upper section of the housing into a plurality of packing fitting recess. The packing is integrally formed by connecting sealing parts of the plurality of sealing parts with a connecting parts. The cutting blade part is configured to cut the connecting parts when the plurality of terminals, the packing, and the holder are assembled to the housing.
    Type: Application
    Filed: November 28, 2023
    Publication date: May 30, 2024
    Applicant: Yazaki Corporation
    Inventors: Yasuhiro TANAKA, Yasuhiro OTSUTA, Masatoshi YAMADA, Shogo FURUI, Yusuke TSUTAGAWA, Jun SUGIOKA
  • Publication number: 20240128683
    Abstract: The CPA-attached connector 1a includes a connector body 11 and a CPA member 12. The connector body 11 includes a temporary latch portion 112 for the CPA member 12, a full latch portion 113 which, before the mating with a mating connector, restricts full latch of the CPA member, and which, during the mating, cancels restriction of the full latch by the mating connector, and a hood portion 114 configured to cover, in a manner of a canopy, a portion of the CPA member 12 in the full latch state. The CPA member 12 includes a CPA body 121 and a finger rest portion 122 provided on the CPA body 121, a portion of the finger rest portion 122 being exposed from the hood portion 114 even in the full latch state, an inclined surface 122a being formed in the exposed portion to incline toward a central axis of the connector body 11 in accordance with a distance from the hood portion 114.
    Type: Application
    Filed: October 12, 2023
    Publication date: April 18, 2024
    Applicants: Yazaki Corporation, MAZDA MOTOR CORPORATION
    Inventors: Koki Tokumoto, Yusuke Tsutagawa, Yasuhiro Otsuta, Yasuhiro Tanaka, Yoshio Nakamura, Yo Yamada
  • Publication number: 20240113510
    Abstract: A resin molded component includes a bus bar having conductivity, a conductive member including an insertion hole into which the bus bar is inserted along an axis line direction, a resin member covering the bus bar and insulating the bus bar and the conductive member, and a potting material charged into the insertion hole. The bus bar includes a bend terminal portion positioned at an end portion in the axis line direction, and bent along a terminal bend direction, and a bus bar crank portion positioned inside the insertion hole and extending along a crank direction intersecting with the axis line direction and the terminal bend direction. The resin member includes a resin crank portion positioned inside the insertion hole and covering and insulating the bus bar crank portion. The potting material covers a whole circumference of the resin crank portion when charged into the insertion hole.
    Type: Application
    Filed: September 13, 2023
    Publication date: April 4, 2024
    Inventors: Yusuke Tsutagawa, Yasuhiro Tanaka, Hiroaki Kodera, Norihiro Ushida, Hiroyuki Hattori
  • Patent number: 11469540
    Abstract: A molding method of a waterproof member is provided. The waterproof member is molded by molds and is for a coated electric wire. The molds include mold division surfaces including molding portions and electric wire mold clamping portions. The electric wire mold clamping portions are to sandwich the coated electric wire at sides of the molding portions. One of the electric wire mold clamping portions includes a convex portion and a side wall erected on an end of the convex portion. The other of the electric wire mold clamping portions includes a concave portion. One of the molding portions includes a side wall entering groove into which the side wall enters. The method includes molding the waterproof member accommodated in the concave portion with the waterproof member being pressed by the convex portion toward a direction in which one of the mold is attached to the other.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: October 11, 2022
    Assignee: YAZAKI CORPORATION
    Inventors: Masanobu Higashitani, Madoka Ooishi, Masayuki Tamano, Yasuhiro Tanaka, Hiroki Kitagawa, Yusuke Tsutagawa, Masatoshi Yamada
  • Patent number: 11362460
    Abstract: There is provided a connector including: a housing; and a terminal-equipped electric wire assembled to the housing. The terminal-equipped electric wire includes: a terminal; an electric wire; and a flexible conductor provided between the terminal and the electric wire. The flexible conductor is divided into a plurality of divided conductor portions along an axial direction of the flexible conductor. The divided conductor portions are bent in different directions from each other.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: June 14, 2022
    Assignee: YAZAKI CORPORATION
    Inventors: Hiroki Kitagawa, Yasuhiro Tanaka, Masanobu Higashitani, Yusuke Tsutagawa, Masatoshi Yamada
  • Patent number: 11190000
    Abstract: A waterproof structure includes a first seal portion covering around an electric wire to be inserted into a mounting hole of an object to which the electric wire is mounted, the electric wire having a conductor and an insulation covering the conductor, and the first seal portion being elastic and electrically insulative, a housing provided at an end portion of the electric wire, the housing covering the first seal portion, the housing being made of an insulating resin having higher rigidity than the first seal portion and a second seal portion covering around the electric wire, being provided contiguously with an end portion of the housing, and being elastic and electrically insulative.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: November 30, 2021
    Assignee: Yazaki Corporation
    Inventors: Hayato Iizuka, Yusuke Tsutagawa, Kazuma Kayo, Hajime Kato, Akihiro Saito, Kai Kiuchi
  • Publication number: 20210336377
    Abstract: A molding method of a waterproof member is provided. The waterproof member is molded by molds and is for a coated electric wire. The molds include mold division surfaces including molding portions and electric wire mold clamping portions. The electric wire mold clamping portions are to sandwich the coated electric wire at sides of the molding portions. One of the electric wire mold clamping portions includes a convex portion and a side wall erected on an end of the convex portion. The other of the electric wire mold clamping portions includes a concave portion. One of the molding portions includes a side wall entering groove into which the side wall enters. The method includes molding the waterproof member accommodated in the concave portion with the waterproof member being pressed by the convex portion toward a direction in which one of the mold is attached to the other.
    Type: Application
    Filed: April 23, 2021
    Publication date: October 28, 2021
    Applicant: YAZAKI CORPORATION
    Inventors: Masanobu HIGASHITANI, Madoka OOISHI, Masayuki TAMANO, Yasuhiro TANAKA, Hiroki KITAGAWA, Yusuke TSUTAGAWA, Masatoshi YAMADA
  • Patent number: 11139647
    Abstract: A waterproof structure includes a first seal portion covering around an electric wire to be inserted into a mounting hole of an object to which the electric wire is mounted, the electric wire having a conductor and an insulation covering the conductor, and the first seal portion being elastic and electrically insulative, a housing provided at an end portion of the electric wire, the housing covering the first seal portion, the housing being made of an insulating resin having higher rigidity than the first seal portion and a second seal portion covering around the electric wire, being provided contiguously with an end portion of the housing, and being elastic and electrically insulative.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: October 5, 2021
    Assignee: Yazaki Corporation
    Inventors: Hayato Iizuka, Yusuke Tsutagawa, Kazuma Kayo, Hajime Kato, Akihiro Saito, Kai Kiuchi
  • Publication number: 20210288436
    Abstract: There is provided a connector including: a housing; and a terminal-equipped electric wire assembled to the housing. The terminal-equipped electric wire includes: a terminal; an electric wire; and a flexible conductor provided between the terminal and the electric wire. The flexible conductor is divided into a plurality of divided conductor portions along an axial direction of the flexible conductor. The divided conductor portions are bent in different directions from each other.
    Type: Application
    Filed: March 5, 2021
    Publication date: September 16, 2021
    Applicant: YAZAKI CORPORATION
    Inventors: Hiroki KITAGAWA, Yasuhiro TANAKA, Masanobu HIGASHITANI, Yusuke TSUTAGAWA, Masatoshi YAMADA
  • Publication number: 20200227908
    Abstract: A waterproof structure includes a first seal portion covering around an electric wire to be inserted into a mounting hole of an object to which the electric wire is mounted, the electric wire having a conductor and an insulation covering the conductor, and the first seal portion being elastic and electrically insulative, a housing provided at an end portion of the electric wire, the housing covering the first seal portion, the housing being made of an insulating resin having higher rigidity than the first seal portion and a second seal portion covering around an electric wire being provided contiguously with an end portion of the housing and being elastic and electrically insulative.
    Type: Application
    Filed: January 9, 2020
    Publication date: July 16, 2020
    Applicant: Yazaki Corporation
    Inventors: Hayato Iizuka, Yusuke Tsutagawa, Kazuma Kayo, Hajime Kato, Akihiro Saito, Kai Kiuchi
  • Publication number: 20200227907
    Abstract: A waterproof structure includes a seal portion covering around an electric wire to be inserted into a mounting hole of an object to which the electric wire is mounted, the electric wire having a conductor and an insulation covering the conductor, and the seal portion being elastic and electrically insulative and a housing covering an end portion of the electric wire such that the housing overlaps the seal portion, the housing being made of an insulating resin having higher rigidity than the seal portion. The seal portion includes a first portion including one end of the seal portion and over which the housing overlaps the seal portion and a second portion other than the first portion and over which the housing does not overlap the seal portion, the first portion being smaller in outer diameter than the second portion.
    Type: Application
    Filed: January 9, 2020
    Publication date: July 16, 2020
    Applicant: Yazaki Corporation
    Inventors: Hayato Iizuka, Yusuke Tsutagawa, Kazuma Kayo, Hajime Kato