Patents by Inventor Atsuhito SAITO

Atsuhito SAITO 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).

  • Patent number: 11095063
    Abstract: A terminal metal fitting (10) includes a tubular box portion (11) receiving a counterpart terminal; a lock hole (14) formed through a wall (11a) of the box portion (11) and receiving the lock projection (25); a terminal spring (16) extending from an inner wall surface of the box portion (11) to press and contact to the counterpart terminal; and a supporting point portion (15) formed at a portion around the lock hole (14) to have a cantilevered-shape. The supporting point portion (15) serves as a supporting point (15a) when the terminal spring (16) contacts to the counterpart terminal.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: August 17, 2021
    Assignee: Yazaki Corporation
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Patent number: 11088483
    Abstract: A terminal metal fitting includes a tubular box portion receiving a counterpart terminal; a terminal spring extending from an inner wall surface of the box portion to press and contact the counterpart terminal; and a deformation restriction portion restricting deformation of the terminal spring within a preset range when the terminal spring contacts the counterpart terminal. The deformation restriction portion has a chamfered portion to contact the terminal spring.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: August 10, 2021
    Assignee: Yazaki Corporation
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Patent number: 10862237
    Abstract: In a terminal accommodating chamber provided in a housing of a connector, a terminal to which an electric wire is connected is accommodated. The terminal is held by the engagement between a locking face of a lance molded in a terminal accommodating chamber and a locking target face provided in a box portion of the terminal. The locking target face is provided in a front ceiling plate molded by notching a ceiling plate of the box portion in a width direction to reach a facing plate outer face. The locking face and the locking target face are engaged with each other within a range wider than a facing plate inner face width of the facing plate.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: December 8, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Dacheng Jin, Naokazu Nagasaka, Atsuhito Saito, Shingo Chiba
  • Patent number: 10826221
    Abstract: A connector includes a terminal including an electric contact portion having a lock end edge at a rear end thereof in an insertion direction and a wire connection portion having a core wire caulked portion; a housing having an insertion opening on a rear end surface thereof and a terminal accommodation chamber to accommodate the terminal inserted from the insertion opening; a flexible lock piece integrally formed with the housing and having a lock surface locking the lock end edge of the terminal inserted into the terminal accommodation chamber; an inclined surface formed on the flexible lock piece, pressed by the terminal during insertion, and moving the lock surface in an unlocking direction; and a recessed clearance portion formed on the inclined surface and having a bottom surface located farther from the core wire caulked portion of the insertion-completed terminal and the vicinity thereof than the inclined surface.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: November 3, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Patent number: 10622748
    Abstract: A terminal includes a box, the box of the terminal connected to an electric wire includes a ceiling plate and an inner plate. The ceiling plate includes a front ceiling plate and a rear ceiling plate formed by a notch. The rear ceiling plate includes a projection part engagement surface provided by the forming of the notch. The inner plate includes a projection part. In a state where the ceiling plate and the inner plate are superimposed, the projection part and the projection part engagement surface are engaged with each other.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: April 14, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Dacheng Jin, Naokazu Nagasaka, Atsuhito Saito, Shingo Chiba
  • Publication number: 20200028294
    Abstract: A terminal is provided with a box portion having four wall portions formed by bending a single plate, and a bending spring portion arranged in the box portion. A mating terminal is inserted into the box portion in a state in which the bending spring portion is bent and deformed, and the terminal comes into contact with the mating terminal with a bending restoration force of the bending spring portion applied as a contact load. One of one wall portion located at one end of the bending and the other wall portion adjacent to the one wall portion is provided with a locking hole, and the other is provided with a locking piece which is bent and enters the locking hole by the bending.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 23, 2020
    Applicant: Yazaki Corporation
    Inventors: Yasunari NAGANO, Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Publication number: 20190393639
    Abstract: A connector includes a terminal including an electric contact portion having a lock end edge at a rear end thereof in an insertion direction and a wire connection portion having a core wire caulked portion; a housing having an insertion opening on a rear end surface thereof and a terminal accommodation chamber to accommodate the terminal inserted from the insertion opening; a flexible lock piece integrally formed with the housing and having a lock surface locking the lock end edge of the terminal inserted into the terminal accommodation chamber; an inclined surface formed on the flexible lock piece, pressed by the terminal during insertion, and moving the lock surface in an unlocking direction; and a recessed clearance portion formed on the inclined surface and having a bottom surface located farther from the core wire caulked portion of the insertion-completed terminal and the vicinity thereof than the inclined surface.
    Type: Application
    Filed: May 20, 2019
    Publication date: December 26, 2019
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Publication number: 20190393637
    Abstract: A terminal metal fitting (10) includes a tubular box portion (11) receiving a counterpart terminal; a terminal spring (16) extending from an inner wall surface of the box portion (11) to press and contact to the counterpart terminal; and a deformation restriction portion (17) restricting deformation of the terminal spring (16) within a preset range when the terminal spring (16) contacts to the counterpart terminal. The deformation restriction portion (17) has a chamfered portion (17a) as a portion to contact to the terminal spring (16).
    Type: Application
    Filed: May 22, 2019
    Publication date: December 26, 2019
    Applicant: Yazaki Corporation
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Publication number: 20190393638
    Abstract: A terminal metal fitting (10) includes a tubular box portion (11) receiving a counterpart terminal; a lock hole (14) formed through a wall (11a) of the box portion (11) and receiving the lock projection (25); a terminal spring (16) extending from an inner wall surface of the box portion (11) to press and contact to the counterpart terminal; and a supporting point portion (15) formed at a portion around the lock hole (14) to have a cantilevered-shape. The supporting point portion (15) serves as a supporting point (15a) when the terminal spring (16) contacts to the counterpart terminal.
    Type: Application
    Filed: May 22, 2019
    Publication date: December 26, 2019
    Applicant: Yazaki Corporation
    Inventors: Shingo Chiba, Naokazu Nagasaka, Dacheng Jin, Atsuhito Saito
  • Publication number: 20190386439
    Abstract: An inner conductor terminal includes a connection terminal, a crimping terminal, a chip-type electronic element, and a molded portion. The connection terminal includes a connection portion that is connected to a mating terminal at a tip end portion thereof. The crimping terminal includes an inner conductor crimping portion that crimps an inner conductor of a coaxial cable at a base end portion thereof. The chip-type electronic element is mounted on a base end portion of the connection terminal and a tip end portion of the crimping terminal so as to couple the base end portion of the connection terminal with the tip end portion of the crimping terminal. The molded portion covers peripheries of the base end portion of the connection terminal, the tip end portion of the crimping terminal, and the chip-type electronic element.
    Type: Application
    Filed: May 9, 2019
    Publication date: December 19, 2019
    Inventors: Isao Kameyama, Atsuhito Saito, Yoshimi Wada
  • Publication number: 20190379149
    Abstract: A terminal includes a box, the box of the terminal connected to an electric wire includes a ceiling plate and an inner plate. The ceiling plate includes a front ceiling plate and a rear ceiling plate formed by a notch. The rear ceiling plate includes a projection part engagement surface provided by the forming of the notch. The inner plate includes a projection part. In a state where the ceiling plate and the inner plate are superimposed, the projection part and the projection part engagement surface are engaged with each other.
    Type: Application
    Filed: June 4, 2019
    Publication date: December 12, 2019
    Inventors: Dacheng Jin, Naokazu Nagasaka, Atsuhito Saito, Shingo Chiba
  • Publication number: 20190363473
    Abstract: In a terminal accommodating chamber provided in a housing of a connector, a terminal to which an electric wire is connected is accommodated. The terminal is held by the engagement between a locking face of a lance molded in a terminal accommodating chamber and a locking target face provided in a box portion of the terminal. The locking target face is provided in a front ceiling plate molded by notching a ceiling plate of the box portion in a width direction to reach a facing plate outer face. The locking face and the locking target face are engaged with each other within a range wider than a facing plate inner face width of the facing plate.
    Type: Application
    Filed: May 21, 2019
    Publication date: November 28, 2019
    Applicant: Yazaki Corporation
    Inventors: Dacheng JIN, Naokazu NAGASAKA, Atsuhito SAITO, Shingo CHIBA
  • Patent number: 10074929
    Abstract: A water-stop structure (1) for a connector has: a terminal (5) including a mating terminal connecting portion (13), a wire barrel portion (17), and an insulation barrel portion (19); an electric wire (7) installed on the terminal (5) in such a manner that a sheath (25) is removed to expose a core wire (23) at one end portion, the exposed core wire (23) is held by the wire barrel portion (17), and a portion of the sheath (25) near the exposed core wire (23) is held by the insulation barrel portion (19); and a sealing body (9) integrally provided on the electric wire (7) and the terminal (5) so as to cover at least the insulation barrel portion (19).
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: September 11, 2018
    Assignee: YAZAKI CORPORATION
    Inventors: Ryosuke Il, Atsuhito Saito, Shinichi Ikemoto
  • Patent number: 9941615
    Abstract: A leaf spring portion turning back at a bottom wall (first side wall portion) and coming into contact with a male terminal of a connector on the other side to press the male terminal to a ceiling wall (second side wall portion) is formed in a tubular-shaped main terminal body portion in a terminal, the main terminal body portion is formed when a metal plate is bent in a tubular shape such that a pair of end edges approaches each other to form the ceiling wall (second side wall portion), and depressed portions bending toward an inside of the main terminal body portion and extending in a longitudinal direction of the main terminal body portion are provided in a pair of respective wall portions forming the ceiling wall (second side wall portion).
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: April 10, 2018
    Assignee: Yazaki Corporation
    Inventors: Atsuhito Saito, Kentaro Nagai, Akira Shinchi
  • Patent number: 9871313
    Abstract: A receptacle connector includes: a shielding case; an insulator accommodated in the shielding case; and a first contact arranged on a terminal supporting part of the insulator. A clearance is provided between a tip of the terminal supporting part of the insulator and a tip of the first contact. The tip of the terminal supporting part has an inclined surface to provide the clearance.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: January 16, 2018
    Assignee: YAZAKI CORPORATION
    Inventors: Atsuhito Saito, Koji Hayashi
  • Publication number: 20170040728
    Abstract: A leaf spring portion turning back at a bottom wall (first side wall portion) and coming into contact with a male terminal of a connector on the other side to press the male terminal to a ceiling wall (second side wall portion) is formed in a tubular-shaped main terminal body portion in a terminal, the main terminal body portion is formed when a metal plate is bent in a tubular shape such that a pair of end edges approaches each other to form the ceiling wall (second side wall portion), and depressed portions bending toward an inside of the main terminal body portion and extending in a longitudinal direction of the main terminal body portion are provided in a pair of respective wall portions forming the ceiling wall (second side wall portion).
    Type: Application
    Filed: August 3, 2016
    Publication date: February 9, 2017
    Inventors: Atsuhito Saito, Kentaro Nagai, Akira Shinchi
  • Patent number: 9478875
    Abstract: A connecting terminal has a tubular part into which a mating terminal is to be inserted and a spring contact part extended from the tubular part and arranged in the tubular part, wherein insertion of the mating terminal into the tubular part is allowed by elastic deformation of the spring contact part and the mating terminal inserted into the tubular part is to be electrically connected with the connecting terminal using an elastic restoring force of the spring contact part as a contact load, and the connecting terminal has auxiliary spring parts extended from the tubular part and elastically deformed following elastic deformation of the spring contact part.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: October 25, 2016
    Assignee: YAZAKI CORPORATION
    Inventors: Ryosuke Il, Atsuhito Saito, Shinichi Ikemoto
  • Publication number: 20160248194
    Abstract: A water-stop structure (1) for a connector has: a terminal (5) including a mating terminal connecting portion (13), a wire barrel portion (17), and an insulation barrel portion (19); an electric wire (7) installed on the terminal (5) in such a manner that a sheath (25) is removed to expose a core wire (23) at one end portion, the exposed core wire (23) is held by the wire barrel portion (17), and a portion of the sheath (25) near the exposed core wire (23) is held by the insulation barrel portion (19); and a sealing body (9) integrally provided on the electric wire (7) and the terminal (5) so as to cover at least the insulation barrel portion (19).
    Type: Application
    Filed: May 4, 2016
    Publication date: August 25, 2016
    Applicant: YAZAKI CORPORATION
    Inventors: Ryosuke II, Atsuhito SAITO, Shinichi IKEMOTO
  • Publication number: 20160072203
    Abstract: A connecting terminal has a tubular part into which a mating terminal is to be inserted and a spring contact part extended from the tubular part and arranged in the tubular part, wherein insertion of the mating terminal into the tubular part is allowed by elastic deformation of the spring contact part and the mating terminal inserted into the tubular part is to be electrically connected with the connecting terminal using an elastic restoring force of the spring contact part as a contact load, and the connecting terminal has auxiliary spring parts extended from the tubular part and elastically deformed following elastic deformation of the spring contact part.
    Type: Application
    Filed: November 13, 2015
    Publication date: March 10, 2016
    Applicant: YAZAKI CORPORATION
    Inventors: Ryosuke II, Atsuhito SAITO, Shinichi IKEMOTO
  • Patent number: 8858260
    Abstract: There is provided a shielded connector that can prevent collapse of a cantilever wall in a housing while pursing a lower profile. A shielded connector has a tubular inner shell that covers terminals for connection with another connector; an outer shell that covers the inner shell; and a housing for retaining the inner shell in the outer shell. The outer housing has receiving grooves formed in an indented manner in free-end side walls of a cantilever wall that extends along an interior wall of the outer shell in a direction of insertion of the connector and that has a lock receiving portion to engage with a lock portion of another connector. The outer shell has, in upper portions of respective leading-side side walls, supporting projections to engage with the receiving grooves of the cantilever wall.
    Type: Grant
    Filed: September 4, 2012
    Date of Patent: October 14, 2014
    Assignee: Yazaki Corporation
    Inventor: Atsuhito Saito