Patents by Inventor Akihiro Kosaki

Akihiro Kosaki 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: 10700320
    Abstract: A battery module that can improve efficiency of operation in maintenance is provided. A battery module includes a battery and a power distribution unit configured to distribute power to a load, wherein the power distribution unit includes a base and a device mounting portion supported by the base and electrically connected to the base to distribute power from the battery to the load, and the base includes a battery connection portion for connection with the battery, and a load connection portion for connection with the load.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: June 30, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Akihiro Kosaki, Yoshiaki Ichikawa, Makoto Kobayashi
  • Patent number: 10559858
    Abstract: A battery pack installed in a vehicle, the battery pack includes: a battery assembly; a battery module including a module case that houses the battery assembly; a pack case that houses the battery module; and a fire-extinguishing agent releasing unit including fire-extinguishing agent, disposed between the battery module and the pack case, wherein the fire fire-extinguishing agent releasing unit is configured to release the fire-extinguishing agent between the pack case and the module case.
    Type: Grant
    Filed: February 16, 2018
    Date of Patent: February 11, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinya Goitsuka, Koichi Tanaka, Hiroya Mizuta, Akihiro Kosaki
  • Publication number: 20190363322
    Abstract: A battery module that can improve efficiency of operation in maintenance is provided. A battery module includes a battery and a power distribution unit configured to distribute power to a load, wherein the power distribution unit includes a base and a device mounting portion supported by the base and electrically connected to the base to distribute power from the battery to the load, and the base includes a battery connection portion for connection with the battery, and a load connection portion for connection with the load.
    Type: Application
    Filed: April 25, 2019
    Publication date: November 28, 2019
    Applicant: Yazaki Corporation
    Inventors: Akihiro KOSAKI, Yoshiaki ICHIKAWA, Makoto KOBAYASHI
  • Patent number: 10411315
    Abstract: A battery pack structure includes a chamber, a cooling duct arranged outside the pack case, and a connector that communicates the chamber and the cooling duct with each other. The connector includes a first opening, which is connected with the chamber in a state of being sealed by a first sealing member, a second opening, which is connected with a cooling duct in a state of being sealed by a second sealing member, a first sealing surface, which is formed in a peripheral part of the first opening and is either a tube-shaped surface or a plane that faces a chamber inlet surface though the first sealing member, and a second sealing surface, which is formed in a peripheral part of the second opening and is a tube-shaped surface or a plane that faces a duct outlet surface through the second sealing member.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: September 10, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro Kosaki, Kouichi Tanaka, Takenori Kobayashi, Shigeru Fukuda, Toshiaki Naruke, Akira Azumi
  • Publication number: 20180241092
    Abstract: A battery pack installed in a vehicle, the battery pack includes: a battery assembly; a battery module including a module case that houses the battery assembly; a pack case that houses the battery module; and a fire-extinguishing agent releasing unit including fire-extinguishing agent, disposed between the battery module and the pack case, wherein the fire fire-extinguishing agent releasing unit is configured to release the fire-extinguishing agent between the pack case and the module case.
    Type: Application
    Filed: February 16, 2018
    Publication date: August 23, 2018
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinya GOITSUKA, Koichi TANAKA, Hiroya MIZUTA, Akihiro KOSAKI
  • Patent number: 9862419
    Abstract: A protective frame structure includes: a lower frame; an intermediate frame that is interlinked with the lower frame and is situated above the lower frame; and an upper frame that is interlinked with the intermediate frame and is situated abobe the intermediate frame, wherein a mounting space in which a battery module is configured to be mounted is formed between the lower frame and the intermediate frame, an upper space is formed between the intermediate frame and the upper frame, and the intermediate frame is deformed upward when an external load has been applied to the protective frame structure.
    Type: Grant
    Filed: October 23, 2015
    Date of Patent: January 9, 2018
    Assignee: Aisin Keikinzoku Co., Ltd.
    Inventors: Kosuke Kido, Hiroyuki Hatsumi, Satoshi Kawaguchi, Akihiro Kosaki, Koichi Tanaka, Takenori Kobayashi, Hisashi Tanaka
  • Publication number: 20170373361
    Abstract: A battery pack structure includes a chamber, a cooling duct arranged outside the pack case, and a connector that communicates the chamber and the cooling duct with each other. The connector includes a first opening, which is connected with the chamber in a state of being sealed by a first sealing member, a second opening, which is connected with a cooling duct in a state of being sealed by a second sealing member, a first sealing surface, which is formed in a peripheral part of the first opening and is either a tube-shaped surface or a plane that faces a chamber inlet surface though the first sealing member, and a second sealing surface, which is formed in a peripheral part of the second opening and is a tube-shaped surface or a plane that faces a duct outlet surface through the second sealing member.
    Type: Application
    Filed: June 21, 2017
    Publication date: December 28, 2017
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro KOSAKI, Kouichi TANAKA, Takenori KOBAYASHI, Shigeru FUKUDA, Toshiaki NARUKE, Akira AZUMI
  • Publication number: 20170240207
    Abstract: A protective frame structure includes: a lower frame; an intermediate frame that is interlinked with the lower frame and is situated above the lower frame; and an upper frame that is interlinked with the intermediate frame and is situated abobe the intermediate frame, wherein a mounting space in which a battery module is configured to be mounted is formed between the lower frame and the intermediate frame, an upper space is formed between the intermediate frame and the upper frame, and the intermediate frame is deformed upward when an external load has been applied to the protective frame structure.
    Type: Application
    Filed: October 23, 2015
    Publication date: August 24, 2017
    Inventors: Kosuke KIDO, Hiroyuki HATSUMI, Satoshi KAWAGUCHI, Akihiro KOSAKI, Koichi TANAKA, Takenori KOBAYASHI, Hisashi TANAKA
  • Patent number: 9672961
    Abstract: A synthetic resin plate (1) includes a plurality of accommodating parts (2) which accommodate at least one of bus bars, terminals, and electric wires which are connected to the terminals, hinges (7) which make first accommodating parts and second accommodating parts of the accommodating parts (2) connected and relatively movable, and projecting parts which are provided on the top surfaces of peripheral wall parts of the first accommodating parts, and which abut against parts of the second accommodating parts to restrict the movable ranges in the movable directions of the second accommodating parts relative to the first accommodating pans.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: June 6, 2017
    Assignees: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeyuki Ogasawara, Shinichi Yanagihara, Michio Ota, Akihiro Kosaki, Isao Nakagawa
  • Patent number: 9669703
    Abstract: A vehicle includes a battery, a duct through which air for cooling the battery flows, and a bumper, wherein an opening portion at an end of the duct faces an outer face of the duct inside the bumper.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: June 6, 2017
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro Kosaki, Yasutoshi Mizuno, Toshiyuki Hara
  • Patent number: 9627721
    Abstract: An electricity storage device includes: a first battery stack (15) including a plurality of cells that are aligned in a first direction; a second battery stack (11 to 14) including a plurality of cells that are aligned in a second direction different from the first direction, the second battery stack being placed under the first battery stack; and a duct for coolant. The duct is disposed along the first battery stack and is positioned between the first battery stack and the second battery stack.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: April 18, 2017
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, YAZAKI CORPORATION
    Inventors: Akihiro Kosaki, Shigeru Fukuda, Shigeto Ozaki, Yasutoshi Mizuno, Toshiyuki Hara, Takanori Kumagai, Kenji Iida, Isao Nakagawa, Makoto Kobayashi, Shigeyuki Ogasawara, Shinsuke Azuma, Yoshiaki Fujiwara
  • Patent number: 9601743
    Abstract: Provided are: a first-group accommodation part (21) and a second-group accommodation part (22) in each of which accommodation parts (2) each of which accommodates at least one of a bus bar (3), a terminal (4), and an electric wire (5) connected to the terminal (4) are arranged; a linkage part (8) linking the first-group accommodation part (21) and the second-group accommodation part (22) to each other; and an electric wire routing part (9) provided in the linkage part (8) and accommodating the electric wires (5).
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: March 21, 2017
    Assignees: Yazaki Corporation, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shigeyuki Ogasawara, Shinsuke Azuma, Shinichi Yanagihara, Michio Ota, Akihiro Kosaki, Isao Nakagawa
  • Patent number: 9252410
    Abstract: A power storage apparatus includes a power storage module having a plurality of power storage elements which are aligned in one direction; a device placed adjacently to the power storage module in the direction of the alignment of the power storage elements; a high-voltage cable used in charge and discharge of the power storage module; and a support structure configured to support the high-voltage cable at a plurality of points to position the high-voltage cable along a reference path. The high-voltage cable is configured to electrically connect an electrode terminal of the power storage module to the device. The electrode terminal is one of two electrode terminals of the power storage module and is located on a farther side of the power storage module from the device.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: February 2, 2016
    Assignees: Toyota Jidosha Kabushiki Kaisha, Yazaki Corporation
    Inventors: Akihiro Kosaki, Masaaki Iwabe, Kenji Iida, Shinsuke Azuma, Shigeyuki Ogasawara
  • Publication number: 20150221923
    Abstract: Provided are: a first-group accommodation part (21) and a second-group accommodation part (22) in each of which accommodation parts (2) each of which accommodates at least one of a bus bar (3), a terminal (4), and an electric wire (5) connected to the terminal (4) are arranged; a linkage part (8) linking the first-group accommodation part (21) and the second-group accommodation part (22) to each other; and an electric wire routing part (9) provided in the linkage part (8) and accommodating the electric wires (5).
    Type: Application
    Filed: August 29, 2013
    Publication date: August 6, 2015
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, YAZAKI CORPORATION
    Inventors: Shigeyuki Ogasawara, Shinsuke Azuma, Shinichi Yanagihara, Michio Ota, Akihiro Kosaki, Isao Nakagawa
  • Patent number: 9077019
    Abstract: An electricity storage device includes a first battery stack (15), a second battery stack (11 to 14), and a case (22) that accommodates the first battery stack and the second battery stack. Each of the first battery stack and the second battery stack includes a plurality of cells (151) that are aligned and the second battery stack is placed under the first battery stack. The supporting member (80) that supports the first battery stack is placed between the first battery stack and the second battery stack and is fixed to the case.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: July 7, 2015
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro Kosaki, Shigeru Fukuda, Shigeto Ozaki, Kaoru Tsuge, Kenji Iida, Takenori Kobayashi, Motonari Tejima
  • Patent number: 8960350
    Abstract: A vehicle includes a floor panel and an electric storage apparatus fixed to a lower face of the floor panel and outputting an energy for use in running of the vehicle. The electric storage apparatus includes a first electric storage stack including a plurality of electric storage elements, an electronic device used to control charge and discharge of the electric storage apparatus and located below the first electric storage stack in the vehicle, and a case accommodating the first electric storage stack and the electronic device and fixed to the lower face of the floor panel.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: February 24, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Akihiro Kosaki, Shigeru Fukuda, Shigeto Ozaki, Takanori Kumagai, Yasutoshi Mizuno
  • Publication number: 20140238723
    Abstract: A synthetic resin plate (1) includes a plurality of accommodating parts (2) which accommodate at least one of bus bars, terminals, and electric wires which are connected to the terminals, hinges (7) which make first accommodating parts and second accommodating parts of the accommodating parts (2) connected and relatively movable, and projecting parts which are provided on the top surfaces of peripheral wall parts of the first accommodating parts, and which abut against parts of the second accommodating parts to restrict the movable ranges in the movable directions of the second accommodating parts relative to the first accommodating pans.
    Type: Application
    Filed: August 29, 2013
    Publication date: August 28, 2014
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, YAZAKI CORPORATION
    Inventors: Shigeyuki Ogasawara, Shinichi Yanagihara, Michio Ota, Akihiro Kosaki, Isao Nakagawa
  • Patent number: 8802984
    Abstract: A junction block (40) includes a generally rectangular flat plate portion (42) attached to a side surface of an assembled battery. A control device (50) is disposed over a portion of the flat plate portion (42) which includes a middle of the flat plate portion (42) and which is positionally biased toward a lower side end of the flat plate portion (42). A connector-connecting portion (47) is provided in one of the four corners of the flat plate portion (42) that is a rear end corner of an upper side end opposite the lower side end of the flat plate portion (42). A rib (48) and a connector-connecting portion (49) are provided at a location on the flat plate portion (42) at which the rib (4) and the connector-connecting portion (49) clamp the electric power cable (28) that is connected to the connector-connecting portion (47) and that is laid along the upper side of the flat plate portion (42).
    Type: Grant
    Filed: June 29, 2010
    Date of Patent: August 12, 2014
    Assignees: Toyota Jidosha Kabushiki Kaisha, Yazaki Corporation
    Inventors: Akihiro Kosaki, Masaaki Iwabe, Kenji Iida, Yoshinobu Furuya, Yoshiaki Ichikawa
  • Publication number: 20140186662
    Abstract: A bus bar case includes a bus bar holding portion unifying and holding a plurality of bus bars for electrically connecting adjacent cells of a plurality of cells arranged in a predetermined direction, each of the cells having a gas discharge valve, and a hose holding portion provided integrally with the bus bar holding portion and holding an exhaust gas hose for directing gas discharged through the gas discharge valve in the predetermined direction, the gas discharge valve being provided for each of the plurality of cells, wherein the hose holding portion has a recess portion forming a space for passing the exhaust gas hose between the hose holding portion and an upper face of the cell when the plurality of bus bars held by the bus bar holding portion are fixed to the plurality of cells.
    Type: Application
    Filed: July 13, 2011
    Publication date: July 3, 2014
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro Kosaki, Kenji Iida
  • Publication number: 20130241493
    Abstract: An electricity storage device includes: a first battery stack (15) including a plurality of cells that are aligned in a first direction; a second battery stack (11 to 14) including a plurality of cells that are aligned in a second direction different from the first direction, the second battery stack being placed under the first battery stack; and a duct for coolant. The duct is disposed along the first battery stack and is positioned between the first battery stack and the second battery stack.
    Type: Application
    Filed: August 30, 2011
    Publication date: September 19, 2013
    Applicants: YAZAKI CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Akihiro Kosaki, Shigeru Fukuda, Shigeto Ozaki, Yasutoshi Mizuno, Toshiyuki Hara, Takanori Kumagai, Kenji Iida, Isao Nakagawa, Makoto Kobayashi, Shigeyuki Ogasawara, Shinsuke Azuma, Yoshiaki Fujiwara