Patents by Inventor Kazuki Maeda
Kazuki Maeda 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: 20170373300Abstract: Provided is an all-solid-state lithium battery including an oriented positive electrode plate composed of an oriented polycrystalline body made of lithium transition metal oxide grains, a solid electrolyte layer, a negative electrode layer, and an end insulator insulating and coating ends of the oriented positive electrode plate. The surface of the end insulator and the surface of the oriented positive electrode plate adjacent the solid electrolyte layer form one continuous surface no step exists. Alternatively, the height of the surface of the end insulator adjacent the solid electrolyte layer is lower than that of the surface of the oriented positive electrode plate adjacent the solid electrolyte layer to form a discontinuous surface with proviso that a step between the end insulator and the surface of the oriented positive electrode plate adjacent the solid electrolyte layer is smaller than the thickness of the solid electrolyte layer.Type: ApplicationFiled: September 6, 2017Publication date: December 28, 2017Applicant: NGK INSULATORS, LTD.Inventors: Kazuki MAEDA, Toshihiro YOSHIDA, Masahiro SHIMONO, Natsumi SHIMOGAWA
-
Patent number: 9812682Abstract: A battery pack includes a battery module including a plurality of rechargeable batteries, an electronic component that contributes to charging and discharging of the rechargeable batteries, and an installation body including an extending portion, which extends vertically. The installation body includes a placing portion, which projects from the extending portion in a direction crossing the vertical direction. At least one of the battery module and the electronic component is installed in the extending portion while being placed on the placing portion.Type: GrantFiled: December 5, 2013Date of Patent: November 7, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kazuki Maeda, Takayuki Kato, Shintaro Watanabe, Hidefumi Oishi, Takashi Sakai, Yuki Chujo, Hiromi Ueda, Naoto Morisaku, Atsushi Yamaguchi
-
Patent number: 9806308Abstract: A battery module is provided and includes a plurality of rechargeable batteries and a battery cover, wherein the rechargeable batteries are disposed adjacent to each other, each of the rechargeable batteries has a battery case having a wall portion equipped with an open valve that is constructed so as to open when the inner pressure of the battery case rises up to a threshold value, and the battery cover faces the wall portion. The battery cover has a plurality of cover members provided side by side in a direction toward which the rechargeable batteries are disposed adjacent to each other. The cover members include at least adjacent first and second cover members. The first cover member has a first edge portion and the second cover member has a second edge portion overlapped with the first edge portion.Type: GrantFiled: January 31, 2014Date of Patent: October 31, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shintaro Watanabe, Hidefumi Oishi, Takashi Sakai, Yuki Chujo, Hiromi Ueda, Naoto Morisaku, Kazuki Maeda, Takayuki Kato, Tomonori Sasaki
-
Patent number: 9768465Abstract: A battery module includes a battery assembly having battery structures arranged side by side, the battery structures each having a battery body and a battery holder, and a pressure application member. Each battery holder has a first surface, a second surface, a projecting portion, which projects from the first surface and has a distal end face, and a receptacle portion recessed in the second surface. The projecting portion of each battery holder is inserted into the receptacle portion of the adjacent battery holder in a state in which the distal end face is free of contact with the adjacent battery holder. Each battery body contacts the adjacent battery body such that at least one of the first and second surfaces of the battery holder, which holds a battery body, is free from contact with the adjacent battery holder.Type: GrantFiled: February 13, 2014Date of Patent: September 19, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kazuki Maeda, Takayuki Kato, Shintaro Watanabe, Hidefumi Oishi, Takashi Sakai, Hiromi Ueda, Naoto Morisaku
-
Patent number: 9663871Abstract: A crystal production method according to the present invention includes a film formation and crystallization step of spraying a raw material powder containing a raw material component to form a film containing the raw material component on a seed substrate containing a single crystal at a predetermined single crystallization temperature at which single crystallization of the raw material component occurs, and crystallizing the film containing the raw material while maintaining the single crystallization temperature. In the film formation and crystallization step, preferably, the single crystallization temperature is 900° C. or higher. Furthermore, in the film formation and crystallization step, preferably, the raw material powder and the seed substrate are each a nitride or an oxide.Type: GrantFiled: April 19, 2013Date of Patent: May 30, 2017Assignee: NGK Insulators, Ltd.Inventors: Nobuyuki Kobayashi, Kazuki Maeda, Koichi Kondo, Tsutomu Nanataki, Katsuhiro Imai, Jun Yoshikawa
-
Patent number: 9595702Abstract: A battery module is provided with: battery holders, which have accommodation sections; rechargeable batteries arranged side-by-side while being respectively received in the accommodation sections; a metal plate member, which is provided at least between rechargeable batteries adjacent to each other in the direction in which the rechargeable batteries are arranged side-by-side; and a pressure application member, which presses the rechargeable batteries and the plate member in the direction of the side-by-side arrangement. The battery holders respectively have openings into which the plate members are fitted. The plate members are fitted into the openings to protrude from the battery holders in the direction in which the rechargeable batteries are arranged side-by-side.Type: GrantFiled: December 13, 2013Date of Patent: March 14, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shintaro Watanabe, Takahisa Sugimoto, Hidefumi Oishi, Takashi Sakai, Hiromi Ueda, Naoto Morisaku, Kazuki Maeda, Takayuki Kato
-
Publication number: 20170046287Abstract: Realized are a switch on/off control method and a switch circuit that can reduce a processing load when controlling on/off of a switch whose various operations are controlled based on control data. All commands in a command table included in a RAM are DMA-transferred to an SPI controller, and the DMA-transferred commands are transmitted to an IPD via SPI communication, so as to perform on/off control. DIAG commands irrelevant to the on/off control of the IPD are written in advance in the entire region of the command table, transfer source addresses from which the commands are DMA-transferred to the IPD at phases at which the IPD is to be controlled to be turned on and off are calculated, and an ON command and an OFF command for controlling the IPD to be turned on and off are written over the diagnosis commands that were written in advance at the calculated transfer source addresses.Type: ApplicationFiled: March 6, 2015Publication date: February 16, 2017Inventors: Akira KANAZAWA, Ken FURUTO, Genta MESAKI, Kazuki MAEDA
-
Patent number: 9564668Abstract: A battery module joined to a joint body. Each heat transfer plate of the battery module has a sandwiched portion provided between adjacent battery cells and a joined portion. A first heat conductive layer that contacts a battery cell and has a first thickness is provided on the sandwiched portion of each heat transfer plate. A second heat conductive layer is provided on the facing surface of each heat transfer plate other than the heat transfer plate that is the closest to the joint body when the joined portion is joined to the joint body. The second heat conductive layer is configured to contact the joint body. The second heat conductive layer on the heat transfer plate that is the farthest from the joint body when the joined portion is joined to the joint body has a second thickness, which is greater than the first thickness.Type: GrantFiled: December 5, 2013Date of Patent: February 7, 2017Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Naoto Morisaku, Takayuki Kato, Shintaro Watanabe, Hidefumi Oishi, Takashi Sakai, Yuki Chujo, Hiromi Ueda, Kazuki Maeda, Hirohisa Kato, Tomonori Sasaki, Atsushi Yamaguchi
-
Publication number: 20170025656Abstract: A second battery module is stacked on a first battery module. A control device is mounted on a mounting plate of the first battery module. The control device is arranged between the first battery module and the second battery module. A control device of the first battery module is arranged between inner surfaces of first bolt insertion portions and inner surfaces of second bolt insertion portions of second battery holders.Type: ApplicationFiled: February 27, 2015Publication date: January 26, 2017Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kazuki MAEDA, Takayuki KATO, Hiromi UEDA, Naoto MORISAKU
-
Patent number: 9511984Abstract: An industrial vehicle is provided with a vehicle body, battery cells, which are the electric power source for the industrial vehicle and are located within the vehicle body, and a counterweight, which is located within the vehicle body. The counterweight has a weight portion and a weight body that extends from the weight portion. The battery cells are provided on both sides of the weight body and are thermally coupled to the weight body.Type: GrantFiled: August 9, 2013Date of Patent: December 6, 2016Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takashi Sakai, Takahisa Sugimoto, Shintaro Watanabe, Hidefumi Oishi, Hiromi Ueda, Naoto Morisaku, Kazuki Maeda
-
Patent number: 9481556Abstract: An industrial vehicle includes a vehicle body and a battery pack, which is placed in the vehicle body. The battery pack includes a counterweight and at least one battery cell, which partially contacts the counterweight. The battery pack is arranged in the vehicle body such that a contact portion of the counterweight that contacts the at least one battery cell exchanges heat with relative wind by a greater amount than a non-contact portion of the at least one battery cell that have no contact with the counterweight.Type: GrantFiled: September 3, 2013Date of Patent: November 1, 2016Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Hidefumi Oishi, Takahisa Sugimoto, Shintaro Watanabe, Takashi Sakai, Hiromi Ueda, Naoto Morisaku, Kazuki Maeda
-
Publication number: 20160246278Abstract: A programmable controller includes a command executing engine unit that performs a user program and performs a computing process and nonvolatile memory that stores the result of the computing process. The command executing engine unit transitions to a temporary stop state in which a new cycle of computing process is not performed and stores the result of a cycle of computing process in the nonvolatile memory when the cycle of computing process of the user program ends, and releases the temporary stop state and transmits the result of the cycle of computing process stored in the nonvolatile memory to a simulation device when a stop release instructing command instructing to release the temporary stop state is received from the simulation device.Type: ApplicationFiled: April 30, 2014Publication date: August 25, 2016Applicant: Mitsubishi Electric CorporationInventors: Hajime TANIDE, Kazuki MAEDA
-
Publication number: 20160064716Abstract: This battery module is provided with: a cell having a connection terminal; and a bus bar that is connected to the connection terminal and has an upright standing part that extends in the direction in which the connection terminal protrudes. The bus bar is connected, via a conductive wire, to an object to be connected, which is provided at a position separate from the connection terminal in the extending direction of the upright standing part. The cell is configured so as to be charged and discharged through the bus bar and the conductive wire.Type: ApplicationFiled: March 7, 2014Publication date: March 3, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takashi SAKAI, Takayuki KATO, Shintaro WATANABE, Hidefumi OISHI, Hiromi UEDA, Naoto MORISAKU, Kazuki MAEDA
-
Publication number: 20160049702Abstract: A battery pack includes a battery module including a plurality of cells, a housing that accommodates the battery module and is thermally coupled to the battery module, and a temperature adjuster that is thermally coupled and attached to the housing. The temperature adjuster changes a temperature of the housing.Type: ApplicationFiled: March 18, 2014Publication date: February 18, 2016Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Hidefumi OISHI, Takayuki KATO, Hirohisa KATO, Hiromi UEDA, Fumihiko ISHIGURO, Naoto MORISAKU, Kazuki MAEDA, Takashi SAKAI, Shintaro WATANABE, Atsushi YAMAGUCHI, Yuki CHUJO
-
Publication number: 20150372265Abstract: A battery module has a plurality of battery bodies. Each of the battery bodies is constituted by a battery holder and a battery cell held by the battery holder and also has two connecting terminals of different polarities. The battery bodies are arranged side by side. The connecting terminals of adjacent battery bodies are connected to each other by a bus bar, and the battery bodies are thereby connected in series. Each battery holder has an indicator that prevents the bus bars from being connected to a part located between bus bars that are adjacent to each other in the arrangement direction of the battery bodies.Type: ApplicationFiled: February 13, 2014Publication date: December 24, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Naoto MORISAKU, Takayuki KATO, Katsumasa KOBAYASHI, Hiromi UEDA, Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Kazuki MAEDA
-
Publication number: 20150364786Abstract: A battery module includes a battery assembly having battery structures arranged side by side, the battery structures each having a battery body and a battery holder, and a pressure application member. Each battery holder has a first surface, a second surface, a projecting portion, which projects from the first surface and has a distal end face, and a receptacle portion recessed in the second surface. The projecting portion of each battery holder is inserted into the receptacle portion of the adjacent battery holder in a state in which the distal end face is free of contact with the adjacent battery holder. Each battery body contacts the adjacent battery body such that at least one of the first and second surfaces of the battery holder, which holds a battery body, is free from contact with the adjacent battery holder.Type: ApplicationFiled: February 13, 2014Publication date: December 17, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kazuki MAEDA, Takayuki KATO, Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Hiromi UEDA, Naoto MORISAKU
-
Publication number: 20150357616Abstract: A battery module includes a battery cell, a heat transfer plate, and a holder. The heat transfer plate is arranged side by side with the battery cell and has an edge and is thermally coupled to the battery cell. The holder holds the battery cell and that has a cutout section to which the heat transfer plate is fitted. The edge of the heat-transmitting plate has a first engagement section that is at least one of a first recess and a first protrusion. The holder has a second engagement section that is at least one of a second protrusion, which is fitted to the first recess and a second protrusions, which is fitted to the first protrusion.Type: ApplicationFiled: January 24, 2014Publication date: December 10, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Naoto MORISAKU, Takayuki KATO, Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Yuki CHUJO, Hiromi UEDA, Kazuki MAEDA
-
Publication number: 20150349306Abstract: A battery module is provided and includes a plurality of rechargeable batteries and a battery cover, wherein the rechargeable batteries are disposed adjacent to each other, each of the rechargeable batteries has a battery case having a wall portion equipped with an open valve that is constructed so as to open when the inner pressure of the battery case rises up to a threshold value, and the battery cover faces the wall portion. The battery cover has a plurality of cover members provided side by side in a direction toward which the rechargeable batteries are disposed adjacent to each other. The cover members include at least adjacent first and second cover members. The first cover member has a first edge portion and the second cover member has a second edge portion overlapped with the first edge portion.Type: ApplicationFiled: January 31, 2014Publication date: December 3, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Yuki CHUJO, Hiromi UEDA, Naoto MORISAKU, Kazuki MAEDA, Takayuki KATO, Tomonori SASAKI
-
Publication number: 20150318585Abstract: A battery module joined to a joint body. Each heat transfer plate of the battery module has a sandwiched portion provided between adjacent battery cells and a joined portion. A first heat conductive layer that contacts a battery cell and has a first thickness is provided on the sandwiched portion of each heat transfer plate. A second heat conductive layer is provided on the facing surface of each heat transfer plate other than the heat transfer plate that is the closest to the joint body when the joined portion is joined to the joint body. The second heat conductive layer is configured to contact the joint body. The second heat conductive layer on the heat transfer plate that is the farthest from the joint body when the joined portion is joined to the joint body has a second thickness, which is greater than the first thickness.Type: ApplicationFiled: December 5, 2013Publication date: November 5, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Naoto MORISAKU, Takayuki KATO, Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Yuki CHUJO, Hiromi UEDA, Kazuki MAEDA, Hirohisa KATO, Tomonori SASAKI, Atsushi YAMAGUCHI
-
Publication number: 20150318523Abstract: A battery pack includes a battery module including a plurality of rechargeable batteries, an electronic component that contributes to charging and discharging of the rechargeable batteries, and an installation body including an extending portion, which extends vertically. The installation body includes a placing portion, which projects from the extending portion in a direction crossing the vertical direction. At least one of the battery module and the electronic component is installed in the extending portion while being placed on the placing portion.Type: ApplicationFiled: December 5, 2013Publication date: November 5, 2015Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Kazuki MAEDA, Takayuki KATO, Shintaro WATANABE, Hidefumi OISHI, Takashi SAKAI, Yuki CHUJO, Hiromi UEDA, Naoto MORISAKU, Atsushi YAMAGUCHI