Patents by Inventor Ryuta Takishita

Ryuta Takishita 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: 20220352578
    Abstract: There are provided a plate for a buttery stack and battery stack including: a plate-shaped housing having a fitting groove provided in a recessed shape in a first plate side surface of the plate for the battery stack along a longitudinal direction thereof; a plurality of bottomed first recessed holes formed side by side in a direction orthogonal to a plate thickness direction of the plate for the battery stack, and extending from a second plate side surface opposite to the first plate side surface; and a plurality of second recessed holes formed side by side in the direction orthogonal to the plate thickness direction, and extending from a bottom portion of the fitting groove to be positioned between the two adjacent first recessed holes.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 3, 2022
    Applicants: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Satoshi MORIOKA, Motoyoshi OKUMURA, Hiromi UEDA, Naoto MORISAKU, Ryuta TAKISHITA, Yutaro OKAZAKI, Shinichi YANAGIHARA
  • Patent number: 9653226
    Abstract: A power shutoff device includes: a fuse to shut off conduction between the input portion connected to a power source side and the output portion connected to a load side; a box having a first face side with the input portion, the output portion, and the fuse to be assembled thereon; and a lock portion to fix one of the input portion and the output portion to the box. The one of the input portion and the output portion is integrally provided to the fuse. The other of the input portion and the output portion includes a first terminal portion integrally provided to the fuse and fixed to the box via a bolt, and a second terminal portion separately provided from the fuse and connected to the first terminal portion via a connecting member being attachable and detachable on a second face side of the box.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: May 16, 2017
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Kouichiro Mochizuki, Teruhiko Ohike, Sho Nogashira
  • Patent number: 9499057
    Abstract: An attaching structure for attaching a service-plug for shutting off and conducting an electric circuit of a vehicle to a power source device, comprises a floor panel constituting a bottom wall of a compartment of the vehicle and formed with an opening which faces the compartment; a metal plate disposed outside the vehicle than the floor panel and forming a cavity between the metal plate and the floor metal plate and covering the power source device, and including an attachment portion to which the service-plug is attached and raised toward the opening in the cavity; and a sealing member for keeping the cavity liquid-tight disposed between the floor panel and the metal sheet so as to surround the attachment portion; wherein the service-plug is detachably attached to the attachment portion so as to project toward the compartment through the opening.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: November 22, 2016
    Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ryuta Takishita, Masaaki Iwabe, Hiroyasu Matsumura, Kenji Eto, Makoto Motono, Go Yamada
  • Patent number: 9431811
    Abstract: An insulative cover for covering a case of a busbar module is provided. The insulative cover includes a central cover and side covers. The central cover covers a voltage detection wire accommodating part of the case. The side covers cover busbar accommodating parts of the case. And the side covers are provided at opposite sides of the central cover with hinges between the central cover and the side covers, respectively. In a state where the side covers are folded onto the central cover through the hinges respectively, one and the other of the side covers are locked to each other with a first locking mechanism, respectively.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: August 30, 2016
    Assignee: YAZAKI CORPORATION
    Inventors: Ryuta Takishita, Yukihisa Kikuchi, Masaru Imai, Keizo Aoki
  • Patent number: 9337571
    Abstract: A sealing member configured to be installed to an outer peripheral surface of a first connector housing among a pair of connector housings seal so as to seal a gap between an outer peripheral surface of a first connector housing and an inner peripheral surface of a second connector housing is provided. An inner peripheral surface of the sealing member is formed with protrusions and grooves which are aligned with a first wavelength in an axial direction of the sealing member. An outer peripheral surface of the sealing member is formed with protrusions and grooves which are aligned with a second wavelength in the axial direction. The first wavelength is equal to or smaller than the second wavelength. Positions of the protrusions of the inner peripheral surface are shifted from positions of the protrusions of the outer peripheral surface in the axial direction.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: May 10, 2016
    Assignee: YAZAKI CORPORATION
    Inventors: Yoshinobu Furuya, Ryuta Takishita, Go Yamada, Masaaki Iwabe, Toshiki Hirata
  • Patent number: 9331319
    Abstract: A battery connector includes: a plurality of terminals, each of which is to be connected to each electrode of a plurality of batteries; a plurality of voltage detection terminals, each of which is connected to respective one of the terminals, and includes a wire connection part to be connected to an electric wire; and a case which contains the plurality of terminals and the plurality of voltage detection terminals therein. Adjacent terminals of the terminals are fixed in the case to be spaced from each other, and an individual wire path of a wire routing part is provided between the adjacent terminals. Each of the voltage detection terminals is fixed so as to incline the wire connection part with respect to the individual wire path and to locate the wire connection part more interiorly than an edge of the case.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: May 3, 2016
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Keizo Aoki, Yukihisa Kikuchi, Ryuta Takishita, Kaiho Ryu, Masaru Imai
  • Patent number: 9299968
    Abstract: A wire arranging device includes bus bars each interconnecting a plus and a minus terminal, in a first and a second terminal row, a first and a second row of bus bar containing rooms in which the bus bars are individually contained, a first and a second tray part respectively connected to the first and the second row of the bus bar containing rooms stacked on each other, first wires of which one ends are connected to the bus bars of the first row and placed on the first tray part, while the other ends are connected to a first connector at a second terminal row side, and second wires of which one ends are connected to the bus bars of the second row and placed on the second tray part, while the other ends are connected to a second connector at a first terminal row side.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: March 29, 2016
    Assignee: Yazaki Corporation
    Inventors: Ryuta Takishita, Yukihisa Kikuchi, Masaru Imai, Keizo Aoki
  • Patent number: 9166420
    Abstract: A battery pack controller is provided having electric wires of the main wiring lines of a precharge circuit laid on the front surface of a base plate. LA terminals (i.e., ring terminals) connected to the electric wires are clamped by screws and the main-circuit bus bars to the relay terminal portions of a main relay mounted on the rear surface. Further, each of the LA terminals (i.e., ring terminals) has a wing portion protruding beyond the protuberant height of an electric-wire connection portion. An electric wire is bent and disposed to extend from the front surface side of the base plate toward the relay terminal portion, a terminal accommodation portion in which the LA terminals (i.e., ring terminals) are accommodated is provided at a part extending from the electric-wire bent portion to the relay terminal portion, and bottom grooves are formed in the terminal accommodation portion into which the wing portions are inserted.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: October 20, 2015
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Kazuyuki Kawashita
  • Patent number: 9150115
    Abstract: A wire routing device includes a wire housing part, a terminal housing chamber part, and a plurality of wire lead-out parts. The terminal housing chamber part includes a plurality of terminal housing chambers. Each of the wire lead-out parts couples one of the housing grooves with one of the terminal housing chambers. Each of wire surplus length absorption spaces is formed inside of a substantially rectangle abcd defined by a section bc of an outer wall of the voltage detection wire housing part located at a side of the terminal housing chamber and a section ad of a wall of the housing groove which faces the section bc, which are cut by a line ab and a line cd.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: October 6, 2015
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Yukihisa Kikuchi, Masaru Imai, Keizo Aoki
  • Patent number: 9099821
    Abstract: A busbar plate includes a busbar plate main body and total plus/minus terminal blocks. The busbar plate main body includes a terminal accommodating chamber part having a plurality of terminal accommodating chambers. The total plus/minus terminal blocks are externally attached to terminal accommodating chambers at two ends of the busbar plate respectively, and are formed of terminal block main bodies and busbars. One ends of the busbars are fastened to total plus/minus terminals in the terminal accommodating chambers at the two ends, the other ends of the busbars are fastened to an adjacent module or a connecting busbar of an external equipment. Flexible resin material is used for the busbar plate main body, and high strength resin material is used for the terminal block main bodies.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: August 4, 2015
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Yukihisa Kikuchi, Masaru Imai, Keizo Aoki
  • Patent number: 9028267
    Abstract: In a power shutoff device, an operation lever is provided to be rotatable between a first position where a receiving connector and the plug connector are separated and a second position where the receiving connector and the plug connector are fitted. The operation lever is slidable in a direction perpendicular to the fitting direction at the second position. A fitting detecting connector includes a fitting detecting receiving connector accommodating a pair of fitting detecting terminals in a pipe body penetrating and protruding from a side wall of a housing of the receiving connector, and a fitting detecting plug connector accommodating a conductive member electrically connecting the fitting detecting terminals in a pipe body. The fitting detecting plug connector is provided at a distal end part of the operation lever so as to be fitted to the fitting detecting receiving connector when the operation lever slides at the second position.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: May 12, 2015
    Assignee: Yazaki Corporation
    Inventors: Yoshinobu Furuya, Ryuta Takishita, Go Yamada, Masaaki Iwabe, Toshiki Hirata
  • Patent number: 8933338
    Abstract: A terminal block for a vehicle-mounted battery assembly, the terminal block being attached to a total positive/negative terminal block which is attached to the vehicle-mounted battery assembly. An external extraction positive-side fastening portion and an external extraction negative-side fastening portion are positioned at different heights. A terminal cover is configured to cover the external extraction positive-side fastening portion. The terminal cover includes a fitting portion fitted into the terminal block for the vehicle-mounted battery assembly, a hinge portion engaged with the fitted portion, an arm portion engaged with the hinge portion, and a cover body engaged with the arm portion. The arm portion has a predetermined length, so that by hinge operation of the hinge portion, the cover body covers both the external extraction positive-side fastening portion and the external extraction negative-side fastening portion which are positioned at different heights.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: January 13, 2015
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Yukihisa Kikuchi, Masaru Imai, Keizo Aoki
  • Patent number: 8915749
    Abstract: A power source circuit shutoff device includes: a base housing including a first mating wall and a cam pin; a lever housing including a second mating wall; and an operation lever rotatably supported to the lever housing and having a cam groove for guiding the cam pin. The base housing and the lever housing are set to a lever mating start position in which the first mating wall and the second mating wall are partly overlapped with each other and the cam pin is entered into the cam groove of the operation lever, and a rotation of the operation lever moves the cam pin in the cam groove to thereby cause a mating force between the first mating wall and the second mating wall. The base housing and the lever housing respectively have restriction ribs.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: December 23, 2014
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Kouichiro Mochizuki, Fumitoshi Henmi, Teruhiko Ohike, Sho Nogashira
  • Publication number: 20140319291
    Abstract: Provided is a wire holding structure including: a wire; a member, on which the wire is arranged in an arranging direction, and which includes an arranging surface on which the wire is arranged and at least one pair of standing surfaces including a first standing surface and a second surface respectively opposing both sides of the wire; and at least three protrusions including a first protrusion, a second protrusion and a third protrusion, the first and third protrusions protruding from the first standing surface and the second protrusion protruding from the second standing surface.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 30, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Ryuta TAKISHITA, Kazuyuki KAWASHITA
  • Publication number: 20140311768
    Abstract: An insulative cover for covering a case of a busbar module is provided. The insulative cover includes a central cover and side covers. The central cover covers a voltage detection wire accommodating part of the case. The side covers cover busbar accommodating parts of the case. And the side covers are provided at opposite sides of the central cover with hinges between the central cover and the side covers, respectively. In a state where the side covers are folded onto the central cover through the hinges respectively, one and the other of the side covers are locked to each other with a first locking mechanism, respectively.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 23, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Ryuta TAKISHITA, Yukihisa KIKUCHI, Masaru IMAI, Keizo AOKI
  • Publication number: 20140308560
    Abstract: A wire arranging device includes bus bars each interconnecting a plus and a minus terminal, in a first and a second terminal row, a first and a second row of bus bar containing rooms in which the bus bars are individually contained, a first and a second tray part respectively connected to the first and the second row of the bus bar containing rooms stacked on each other, first wires of which one ends are connected to the bus bars of the first row and placed on the first tray part, while the other ends are connected to a first connector at a second terminal row side, and second wires of which one ends are connected to the bus bars of the second row and placed on the second tray part, while the other ends are connected to a second connector at a first terminal row side.
    Type: Application
    Filed: June 25, 2014
    Publication date: October 16, 2014
    Applicant: YAZAKI CORPORATION
    Inventors: Ryuta TAKISHITA, Yukihisa KIKUCHI, Masaru IMAI, Keizo AOKI
  • Patent number: 8859134
    Abstract: A battery connector includes: a plurality of terminals, each of which is to be connected to each electrode of a plurality of batteries; and a case which contains the plurality of terminals therein. The case includes a terminal fixing part in which the plurality of terminals are fixed, and an insulating cover which is supported to be displaced to a closing position at which an open face of the terminal fixing part is covered by the insulating cover. A wire guide is formed in an outer surface of the insulating cover in the closing position.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: October 14, 2014
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Keizo Aoki, Yukihisa Kikuchi, Ryuta Takishita, Kaiho Ryu, Masaru Imai
  • Patent number: 8858246
    Abstract: A power source circuit shutoff device includes: a base housing including a first mating wall and a cam pin; a lever housing including a second mating wall; and an operation lever rotatably supported to the lever housing and having a cam groove for guiding the cam pin. The base housing and the lever housing are set to a lever mating start position in which the first mating wall and the second mating wall are partly overlapped with each other and the cam pin is entered into the cam groove of the operation lever, and a rotation of the operation lever moves the cam pin in the cam groove to thereby cause a mating force between the first mating wall and the second mating wall. The base housing and the lever housing respectively have restriction ribs.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: October 14, 2014
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Kouichiro Mochizuki, Fumitoshi Henmi, Teruhiko Ohike, Sho Nogashira
  • Patent number: 8840409
    Abstract: The prevent invention provides a lever-equipped connector unit, which comprises a housing being capable of receiving a terminal; a lever rotatably coupled to the housing, and formed in a horseshoe shape; and a counter housing engageable with the housing, wherein the lever has a pair of arm plates configured to sandwich the housing and having a cam portion therein, wherein the counter housing has a peripheral wall engageable with the housing, and a pair of driven pins being slidably engageable with the cam portion and formed in the both outer surfaces of the peripheral wall, and wherein the housing engages with the counter housing as the driven pin proceeds into the cam portion, and the lever rotates from its stand-by state.
    Type: Grant
    Filed: July 28, 2012
    Date of Patent: September 23, 2014
    Assignee: Yazaki Corporation
    Inventors: Tomohiro Ikeda, Ryuta Takishita, Kouichiro Mochizuki, Teruhiko Ohike, Sho Nogashira
  • Publication number: 20140213087
    Abstract: In a power shutoff device, an operation lever is provided to be rotatable between a first position where a receiving connector and the plug connector are separated and a second position where the receiving connector and the plug connector are fitted. The operation lever is slidable in a direction perpendicular to the fitting direction at the second position. A fitting detecting connector includes a fitting detecting receiving connector accommodating a pair of fitting detecting terminals in a pipe body penetrating and protruding from a side wall of a housing of the receiving connector, and a fitting detecting plug connector accommodating a conductive member electrically connecting the fitting detecting terminals in a pipe body. The fitting detecting plug connector is provided at a distal end part of the operation lever so as to be fitted to the fitting detecting receiving connector when the operation lever slides at the second position.
    Type: Application
    Filed: January 27, 2014
    Publication date: July 31, 2014
    Applicant: Yazaki Corporation
    Inventors: Yoshinobu FURUYA, Ryuta TAKISHITA, Go YAMADA, Masaaki IWABE, Toshiki HIRATA