Patents by Inventor Naoto Morisaku

Naoto Morisaku 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: 11674982
    Abstract: A voltage detection unit includes a voltage detection terminal, a housing including a terminal accommodating concave and a cover to be attached to the housing and to cover the voltage detection terminal accommodated in the terminal accommodating concave. The cover includes an extension piece extending in a first direction. The housing includes an accommodating hole to accommodate the extension piece, and a guide portion including an inclined surface and a guide surface. The inclined surface has a first end in the first direction and a second end and is inclined with respect to the first direction such that the first end is provided closer to the accommodating hole than the second end in a second direction perpendicular to the first direction and being parallel to the housing. The guide surface is continuous with the inclined surface and an inner wall surface of the accommodating hole.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: June 13, 2023
    Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku, Yutaro Okazaki, Shinichi Yanagihara
  • Patent number: 11662390
    Abstract: A voltage detection unit includes a voltage detection terminal configured to be conductively connected to a detection target, an electric wire conductively connected to the voltage detection terminal and a housing having a plate shape and including a terminal accommodating concave configured to accommodate the voltage detection terminal, an electric wire accommodating concave defined by a first groove side wall, a second groove side wall and a groove bottom surface, and configured to accommodate the electric wire and to guide the electric wire out of the housing and an electric wire restricting portion configured to hold the electric wire between the electric wire restricting portion and the groove bottom surface and to prevent the electric wire from being displaced out of the electric wire accommodating concave.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: May 30, 2023
    Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku, Yutaro Okazaki, Shinichi Yanagihara
  • Patent number: 11650257
    Abstract: A voltage detection unit includes a voltage detection terminal, an electric wire, a housing including a terminal accommodating concave and an electric wire accommodating concave, and a cover. The cover includes an extension piece extending in a first direction in which the cover is attached to the housing. The housing includes an accommodating hole to accommodate the extension piece. The electric wire accommodating concave includes an inclined surface and a guide surface. The inclined surface is inclined with respect to the first direction such that a first thereof end is provided closer to the accommodating hole than a second end thereof in a second direction perpendicular to the first direction and being parallel to the housing. The guide surface is continuous with the inclined surface and continuous with an inner wall surface of the accommodating hole.
    Type: Grant
    Filed: April 28, 2022
    Date of Patent: May 16, 2023
    Assignees: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku, Yutaro Okazaki, Hideki Inoue
  • Patent number: 11515596
    Abstract: A method for manufacturing an electricity-storage module includes: preparing a stacked body and first sealing portions; processing an extension portion of one or more first sealing portions included in an outer edge portion in a stacking direction of the stacked body so that an extension portion length of the one or more of first sealing portions becomes shorter than a length of the extension portions of the first sealing portions which are not included in the outer edge portion; and forming a second sealing portion that is provided at the periphery of the first sealing portions when viewed from the stacking direction and covers at least parts of outer surfaces of the first sealing portions located at stacking ends of the stacked body in the stacking direction by injection molding in which a resin material is caused to circulate in a mold frame.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: November 29, 2022
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Masahiro Yamada, Kojiro Tamaru, Takafumi Yamasaki, Takashi Sakai, Hiroki Maeda, Naoto Morisaku, Hiromi Ueda, Akihito Tsuge, Koji Tsukamoto
  • 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
  • Publication number: 20220349945
    Abstract: A voltage detection unit includes a voltage detection terminal, an electric wire, a housing including a terminal accommodating concave and an electric wire accommodating concave, and a cover. The cover includes an extension piece extending in a first direction in which the cover is attached to the housing. The housing includes an accommodating hole to accommodate the extension piece. The electric wire accommodating concave includes an inclined surface and a guide surface. The inclined surface is inclined with respect to the first direction such that a first thereof end is provided closer to the accommodating hole than a second end thereof in a second direction perpendicular to the first direction and being parallel to the housing. The guide surface is continuous with the inclined surface and continuous with an inner wall surface of the accommodating hole.
    Type: Application
    Filed: April 28, 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, Yutaro OKAZAKI, Hideki INOUE
  • Publication number: 20220352587
    Abstract: There are provided a plate for a battery stack configured to be sandwiched between a plurality of power storage modules, and a battery stack. The plate for the battery stack includes: a plate-shaped housing having a fitting groove provided in a recessed shape in a first plate side surface of the plate for a battery stack along a longitudinal direction thereof, the fitting groove being a groove configured to fit with a side edge portion of a conductive plate disposed between the plurality of stacked power storage modules; and a plurality of recessed holes formed side by side in a direction orthogonal to a plate thickness direction of the plate for a battery stack, and extending from a second plate side surface of the housing.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 3, 2022
    Applicants: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yutaro OKAZAKI, Shinichi Yanagihara, Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku
  • Publication number: 20220352608
    Abstract: There is provided a plate for a battery stack including: a plate-shaped terminal to which an electric wire is connected; and a plate-shaped housing having an accommodating recess where the terminal is accommodated. The accommodating recess includes a retaining hole, and the terminal includes a connection portion that is electrically connected to a counterpart member, and a retaining piece that is inserted into the retaining hole and locked to the retaining hole.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 3, 2022
    Applicants: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yutaro Okazaki, Shinichi Yanagihara, Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku
  • Publication number: 20220349922
    Abstract: A voltage detection unit includes a voltage detection terminal including a first portion configured to be conductively connected to a detection target and a second portion, a housing having a plate shape and including a terminal accommodating concave configured to accommodate the voltage detection terminal, a cover configured to be engaged with the housing at a temporary locking position at which the cover does not cover the first portion of the voltage detection terminal accommodated in the terminal accommodating concave and at a final locking position at which the cover covers the first portion and an electric wire conductively connected to the voltage detection terminal at the second portion and configured to, when the voltage detection terminal is accommodated in the terminal accommodating concave, be drawn out from the housing.
    Type: Application
    Filed: April 21, 2022
    Publication date: November 3, 2022
    Applicants: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yutaro OKAZAKI, Shinichi Yanagihara, Satoshi Morioka, Motoyoshi Okumura, Hiromi Ueda, Naoto Morisaku, Motoo Nojima, Ryosuke Murata
  • Publication number: 20220349946
    Abstract: A voltage detection unit includes a voltage detection terminal configured to be conductively connected to a detection target, an electric wire conductively connected to the voltage detection terminal and a housing having a plate shape and including a terminal accommodating concave configured to accommodate the voltage detection terminal, an electric wire accommodating concave defined by a first groove side wall, a second groove side wall and a groove bottom surface, and configured to accommodate the electric wire and to guide the electric wire out of the housing and an electric wire restricting portion configured to hold the electric wire between the electric wire restricting portion and the groove bottom surface and to prevent the electric wire from being displaced out of the electric wire accommodating concave.
    Type: Application
    Filed: April 28, 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, Yutaro Okazaki, Shinichi Yanagihara
  • Publication number: 20220349923
    Abstract: A voltage detection unit includes a voltage detection terminal, a housing including a terminal accommodating concave and a cover to he attached to the housing and to cover the voltage detection terminal accommodated in the terminal accommodating concave. The cover includes an extension piece extending in a first direction. The housing includes an accommodating hole to accommodate the extension piece, and a guide portion including an inclined surface and a guide surface. The inclined surface has a first end in the first direction and a second end and is inclined with respect to the first direction such that the first end is provided closer to the accommodating hole than the second end in a second direction perpendicular to the first direction and being parallel to the housing. The guide surface is continuous with the inclined surface and an inner wall surface of the accommodating hole.
    Type: Application
    Filed: April 28, 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, Yutaro OKAZAKI, Shinichi YANAGIHARA
  • Publication number: 20220352567
    Abstract: A voltage detection unit includes a voltage detection terminal, a housing having an accommodating concave portion to accommodate the voltage detection terminal and a cover to be attached to the housing while covering the accommodating concave portion. The cover is locked to the housing at a temporary locking position at which the cover covers a part of the accommodating concave portion and at a final locking position at which the cover covers an entirety of the accommodating concave portion. The cover includes a main body portion including a locking portion, and a locking piece. The housing includes a locked portion to be locked to the locking portion, a locking hole to accommodate the locking piece and an extending portion formed by a part of an edge of the locking hole. The locking piece is accommodated in the locking hole when the cover is at the temporary locking position.
    Type: Application
    Filed: April 28, 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, Yutaro OKAZAKI, Shinichi YANAGIHARA
  • Publication number: 20220247023
    Abstract: A power storage device includes a module laminate including a plurality of power storage modules arranged in one direction; a pair of end plates respectively arranged at both ends of the module laminate in the one direction; a fastening bolt configured to fasten the pair of end plates together around the module laminate and apply a predetermined restraint load to the module laminate via the end plate; and a collar member including a through-hole allowing the fastening member to be inserted therethrough, the collar member being sandwiched by the pair of end plates around the module laminate. The through-hole of the collar member is eccentric with respect to a center axis of the collar member so as to approach a side where the module laminate is arranged.
    Type: Application
    Filed: May 25, 2020
    Publication date: August 4, 2022
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Naoto MORISAKU, Hirokazu KOTAKE, Satoshi MORIOKA, Motoyoshi OKUMURA, Takuro KIKUCHI
  • Publication number: 20220094025
    Abstract: The extraction portion is configured to include a first piece portion extending in a direction orthogonal to the first direction from an outer edge portion provided on an edge of the flat plate portion when viewed from the first direction, a second piece portion extending in the first direction and having an attachment portion that attaches the extraction portion, and a bent portion being where a plate material configuring the extraction portion bends, and connecting the first piece portion and the second piece portion. A spring portion that is configured to relieve a stress acting on the extraction portion is provided between the connection portion to the outer edge portion and the attachment portion in the extraction portion. The spring portion includes at least a first bent portion being where the plate material bends other than at the bent portion.
    Type: Application
    Filed: September 21, 2021
    Publication date: March 24, 2022
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ryuji OIDE, Naoto Morisaku, Hiromi Ueda, Satoshi Morioka, Motoyoshi Okumura
  • Publication number: 20220021018
    Abstract: A power storage device includes a pair of holding plates, several ribs and thin-walled portions. The ribs includes first ribs inclined to an extending direction of a first edge and an extending direction of a second edge and extending along straight lines connecting first engaging portions and second engaging portions, and second ribs extending along a facing direction in which the first edge and the second edge face each other. At least first ribs extend in different directions from each other and form an intersection where the at least two first ribs intersect with each other. At least one of the second ribs has opposite ends connected to the first ribs intersecting with each other.
    Type: Application
    Filed: November 18, 2019
    Publication date: January 20, 2022
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Naoto MORISAKU, Hirokazu KOTAKE
  • Publication number: 20210184301
    Abstract: A method for manufacturing an electricity-storage module includes: preparing a stacked body and first sealing portions; processing an extension portion of one or more first sealing portions included in an outer edge portion in a stacking direction of the stacked body so that an extension portion length of the one or more of first sealing portions becomes shorter than a length of the extension portions of the first sealing portions which are not included in the outer edge portion; and forming a second sealing portion that is provided at the periphery of the first sealing portions when viewed from the stacking direction and covers at least parts of outer surfaces of the first sealing portions located at stacking ends of the stacked body in the stacking direction by injection molding in which a resin material is caused to circulate in a mold frame.
    Type: Application
    Filed: September 11, 2018
    Publication date: June 17, 2021
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Masahiro YAMADA, Kojiro TAMARU, Takafumi YAMASAKI, Takashi SAKAI, HIroki MAEDA, Naoto MORISAKU, Hiromi UEDA, Akihito TSUGE, Koji TSUKAMOTO
  • Patent number: 10483517
    Abstract: A bus bar assembly structure includes an electrode terminal and a plate-shaped bus bar that is assembled to the electrode terminal. The bus bar has a burr along an edge of one of openings of an insertion hole. A threaded portion of a nut has a tapered portion at an edge of one of openings of the threaded portion, and a largest diameter of the tapered portion is greater than a bore diameter of the insertion hole. A flat portion of the bus bar is held between a bolt and a nut while the burr is located within a space created by the tapered portion.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: November 19, 2019
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Naoto Morisaku, Fumihiko Ishiguro, Hiromi Ueda, Hirokuni Akiyama, Takayuki Kato
  • Patent number: 10461300
    Abstract: A battery module includes an array body in which a plurality of battery cells are arranged, a plurality of harnesses extending in an array direction of the battery cells in the array body and having connecting terminals of tips connected to electrode terminals of the predetermined battery cells, and a binding member configured to bind the plurality of harnesses in a harness bundle, wherein the harnesses branched off from the binding member have flexure between a position at which the harnesses are bound by the binding member and connecting positions of the electrode terminals and the connecting terminals.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: October 29, 2019
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Masahiro Yamada, Hiromi Ueda, Takayuki Kato, Naoto Morisaku
  • Publication number: 20190280278
    Abstract: A bus bar assembly structure includes an electrode terminal and a plate-shaped bus bar that is assembled to the electrode terminal. The bus bar has a burr along an edge of one of openings of an insertion hole. A threaded portion of a nut has a tapered portion at an edge of one of openings of the threaded portion, and a largest diameter of the tapered portion is greater than a bore diameter of the insertion hole. A flat portion of the bus bar is held between a bolt and a nut while the burr is located within a space created by the tapered portion.
    Type: Application
    Filed: April 26, 2017
    Publication date: September 12, 2019
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Naoto MORISAKU, Fumihiko ISHIGURO, Hiromi UEDA, Hirokuni AKIYAMA, Takayuki KATO
  • Patent number: 10403870
    Abstract: A battery module is provided and includes an array body in which a plurality of battery cells are arrayed, an elastic member disposed on at least one side in an array direction of the array body, a pair of end plates holding the array body and the elastic member therebetween, a resin middle plate disposed between the array body and the elastic member, and a metal joining member joining the pair of the end plates each other, in which the middle plate is provided with a through hole through which the joining member is inserted, and a metal collar is inserted through the through hole.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: September 3, 2019
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yuki Chujo, Takayuki Kato, Hiromi Ueda, Naoto Morisaku, Masahiro Yamada