Patents by Inventor Shinya Geshi

Shinya Geshi 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: 20220149466
    Abstract: A battery includes a metal battery can that has a tubular portion having an opening edge portion at one end of the tubular portion and a bottom portion closing the other end of the tubular portion; an electrode body that is accommodated in the battery can; an electrolytic solution that fills the battery can; and a sealing member that has an outer peripheral surface disposed to face an inner peripheral surface of the opening edge portion of the tubular portion and seals the opening edge portion, in which a part of the inner peripheral surface of the opening edge portion and a part of the outer peripheral surface of the sealing member are joined by a melting portion, and a preventing portion, which prevents the electrolytic solution from rising toward a position, in which the melting portion is formed, between the inner peripheral surface of the opening edge portion and the outer peripheral surface of the sealing member, is provided on the outer peripheral surface of the sealing member, the preventing portion b
    Type: Application
    Filed: October 11, 2021
    Publication date: May 12, 2022
    Inventors: KOTA SHIMIZU, TAKAAKI KASSAI, KAZUMICHI SHIMIZU, SHINYA GESHI
  • Publication number: 20220123395
    Abstract: A battery including: a battery can including a cylinder portion including an opening edge portion at one end portion of the cylinder portion and a bottom portion that closes the other end portion of the cylinder portion; an electrode body; a sealing member that seals an opening of the opening edge portion. The sealing member includes: a sealing plate; a cap connected to the sealing plate and electrically insulated from the sealing plate; and a sealing portion sealing a space between the cylinder portion and the cap. The cap includes: a ring-shaped top plate portion opposing the opening edge portion in an axial direction of the cylinder portion; and a side wall portion covering an outer circumferential surface of the cylinder portion. The sealing portion may be a gasket provided between the cap and the cylinder portion in a compressed state. The cap is electrically connected to the cylinder portion.
    Type: Application
    Filed: November 29, 2019
    Publication date: April 21, 2022
    Inventors: Kazutoshi KOHIRA, Keisuke NAITO, Shinya GESHI, Hiroshi TAKASAKI, Kazumichi SHIMIZU
  • Publication number: 20220029232
    Abstract: A cylindrical battery wherein a central part of a sealing plate, fixed by swaging to an opening of an external packaging can, is configured to be warped toward the inner part of the battery. One embodiment is provided with: an electrode body in which a positive electrode plate and a negative electrode plate are rolled with a separator being disposed therebetween; an electrolytic solution; an external packaging can which has a bottomed cylindrical shape and which houses the electrode body and the electrolytic solution; and a sealing plate which is fixed by swaging to an opening of the external packaging can with a gasket therebetween. In the sealing plate, prior to the swage fixing, an outer peripheral edge to be fixed by swaging to the external packaging can is formed inclined so as to be directed to the inner part of the battery, toward radially outward.
    Type: Application
    Filed: December 19, 2019
    Publication date: January 27, 2022
    Applicants: SANYO Electric Co., Ltd., Panasonic Corporation
    Inventors: Ryo Kashimura, Oose Okutani, Shinya Geshi
  • Publication number: 20210175568
    Abstract: A battery including: a battery can including a cylindncal portion, a bottom wall closing one end of the cylindrical portion, and an open rim continuing to the other end of the cylindncal portion; an electrode body housed in the cylindrical portion; and a sealing body fixed to the open rim so as to seal an opening defined by the open rim. The sealing body includes a sealing plate, and a gasket disposed at a peripheral portion of the sealing plate. The gasket has an inner ring portion disposed on the peripheral portion on a side facing the electrode body, an outer ring portion disposed on the peripheral portion on a side opposite to the side facing the electrode body, and a side wall portion covering an end surface of the peripheral portion. The sealing plate and the gasket are integrally molded to be in close contact with each other.
    Type: Application
    Filed: March 27, 2019
    Publication date: June 10, 2021
    Applicants: PANASONIC CORPORATION, SANYO ELECTRIC CO., LTD., SANYO ELECTRIC CO., LTD.
    Inventors: Shinya GESHI, Oose OKUTANI
  • Publication number: 20210159571
    Abstract: A battery module including a plurality of batteries, and a busbar electrically connecting the batteries. The battery includes: a battery can including a cylindrical portion, a bottom wall closing one end of the cylindrical portion, and an open rim continuing to the other end of the cylindrical portion; an electrode body; and a sealing body which seals an opening defined by the open rim. The sealing body has a first principal surface facing an interior of the battery can, a second principal surface opposite to the first principal surface, and a side surface connecting the first principal surface with the second principal surface. The busbar has a plurality of through-holes fitted with the batteries. The open rim of each of the batteries fitted into the through-holes is at least partially in contact with the busbar. The sealing body and the busbar are electrically insulated from each other.
    Type: Application
    Filed: March 27, 2019
    Publication date: May 27, 2021
    Inventors: Shinya GESHI, Shingo KUME
  • Publication number: 20210057684
    Abstract: A battery including: a battery can having a cylindrical portion, a bottom wall closing one end of the cylindrical portion, and an open rim continuing to the other end of the cylindrical portion; an electrode body housed in the cylindrical portion; and a sealing body fixed to the open rim so as to seal an opening defined by the open rim. The sealing body includes a sealing plate and a gasket disposed at a peripheral portion of the sealing plate. The gasket is compressed between an end surface of the peripheral portion and the open rim, in a radial direction of the opening.
    Type: Application
    Filed: April 3, 2019
    Publication date: February 25, 2021
    Inventors: Oose OKUTANI, Kyosuke MIYATA, Shinya GESHI
  • Publication number: 20210043879
    Abstract: A battery includes: a batter can having a cylindrical portion, a bottom wall closing one end of the cylindrical portion, and an open rim continuing to the other end of the cylindrical portion; an electrode body housed in the cylindrical portion; a sealing body fixed to the open rim so as to seal an opening defined by the open rim; and a electrically insulating film disposed on at least part of at least an inner wall of the battery can. The sealing body includes a sealing plate and a gasket disposed at a peripheral portion of the sealing plate. The insulating film has a first portion covering at least part of a first region of the inner wall corresponding to between an end of the gasket on the electrode body side and an end of the electrode body on the gasket side.
    Type: Application
    Filed: April 3, 2019
    Publication date: February 11, 2021
    Inventors: Shin HARAGUCHI, Oose OKUTANI, Shinya GESHI
  • Publication number: 20210020977
    Abstract: A battery including: a battery can having a cylindrical portion, a bottom wall closing one end of the cylindrical portion, and an open rim continuous with the other end of the cylindrical portion; an electrode body housed in the cylindrical portion; and a sealing body fixed to the open rim so as to seal an opening defined by the open rim. The sealing body includes a sealing plate and a gasket disposed at a peripheral portion of the sealing plate. The gasket has at least one protruding portion configured to restrict insertion of the sealing body into the open rim.
    Type: Application
    Filed: April 3, 2019
    Publication date: January 21, 2021
    Inventors: Oose OKUTANI, Shinya GESHI
  • Publication number: 20200227699
    Abstract: In a battery module including a plurality of battery blocks, the battery block is configured such that a plurality of assembled batteries each of which is formed of the plurality of batteries are arranged in parallel. The battery has a positive-electrode terminal and a negative electrode terminal on one end portion of the battery. The assembled battery includes a positive electrode bus bar for connecting the plurality of batteries in parallel and a negative electrode bus bar for connecting the plurality of batteries in parallel, which are disposed on one end portions of the batteries. On a boundary portion between the battery blocks, the positive electrode bus bars of the respective assembled batteries of one battery block and the negative electrode bus bars of the respective assembled batteries of the other battery block are respectively connected to each other in series by an inter-block connecting bus bar.
    Type: Application
    Filed: August 27, 2018
    Publication date: July 16, 2020
    Inventors: JIRO MURATSU, SHINYA GESHI
  • Publication number: 20200227698
    Abstract: A battery block includes assembled batteries that are arranged in parallel to each other, and the plurality of assembled batteries are each formed of a plurality of batteries as a unit. Each of the batteries has a positive-electrode terminal and a negative-electrode terminal on one end portion of the battery. The assembled battery includes: the plurality of batteries which are arranged in a row with one end portions of the batteries directed in the same direction; an insulation holder which is arranged on one end portion side of the batteries and holds the batteries; and a positive-electrode bus bar and a negative-electrode bus bar arranged on one end portions of the batteries. The positive-electrode bus bar and the negative-electrode bus bar are respectively held by holding portions which are formed on the insulation holder along a row direction and in parallel to each other.
    Type: Application
    Filed: August 21, 2018
    Publication date: July 16, 2020
    Inventors: JIRO MURATSU, SHINYA GESHI
  • Publication number: 20200176735
    Abstract: A battery module includes: cells, wherein each of the cells including a positive electrode terminal and a negative electrode terminal disposed on one end part, the one end parts being positioned on a same side, and a battery block is constituted by a row of the plurality of cells. The battery module further includes a plate disposed above the one end parts of the cells being arranged, and the plate includes: holes through which the positive electrode terminal and the negative electrode terminal are exposed; and a plurality of conductive members disposed on a surface. The plurality of conductive members extend along the row, two of the plurality of conductive members are disposed in the battery block, and each of the plurality of conductive members includes terminal connecting parts connected through the holes to the terminals of a same pole.
    Type: Application
    Filed: September 3, 2018
    Publication date: June 4, 2020
    Inventors: JIRO MURATSU, SHINYA GESHI
  • Patent number: 10658636
    Abstract: A power storage device includes a plurality of battery modules, a rack for arranging and housing the plurality of battery modules, and a wall plate attached so as to close a back side-surface of the rack. The wall plate is transparent at least in part and is provided facing the connector terminal detachably connected to the battery module.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: May 19, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shinya Geshi, Takashi Hasegawa
  • Patent number: 10615401
    Abstract: A cylindrical battery according to an aspect of the present invention includes an electrode assembly including a positive electrode plate and a negative electrode plate wound together via a separator, an electrolytic solution, a bottomed cylindrical housing can, and a sealing unit fixed by crimping of an open end of the housing can via a gasket. The sealing unit includes a valve member having a circular outline, a metal plate connected to a central portion of the valve member so as to be farther inside the battery than the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The valve member has a sloping region in which the thickness decreases or increases continuously along the radial direction.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: April 7, 2020
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Naoto Kunoike, Kyosuke Miyata, Oose Okutani, Kazutoshi Kohira, Tomohiko Yokoyama, Shinya Geshi
  • Patent number: 10601002
    Abstract: A cylindrical battery in an aspect of the present invention includes an electrode body formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween; an electrolyte; a bottomed cylindrical outer can; and a sealing body crimped to an opening of the outer can via a gasket. The sealing body includes a valve body having an annular protrusion part, an insulating member disposed on an inner circumference of the protrusion part of the valve body and having a skirt portion, and a metal plate disposed on an inner circumference of the skirt portion of the insulating member and connected to a center portion of the valve body. The metal plate is crimped with the protrusion part of the valve body via the insulating member.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: March 24, 2020
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Shuji Sugimoto, Kyosuke Miyata, Oose Okutani, Kazutoshi Kohira, Tomohiko Yokoyama, Shinya Geshi
  • Patent number: 10403872
    Abstract: A cylindrical battery having a sealing unit which includes at least a valve member, a metal plate disposed farther inside the battery than the valve member and having a joint portion connected to the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The metal plate has a groove-shaped thin portion disposed around the joint portion, and straight portions that have different angles to the normal to the metal plate are disposed on an inner peripheral side and an outer peripheral side of a cross section of the thin portion perpendicular to the longitudinal direction.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: September 3, 2019
    Assignee: SANYO Electric Co., Ltd.
    Inventors: Kazutoshi Kohira, Kyosuke Miyata, Oose Okutani, Shuji Sugimoto, Tomohiko Yokoyama, Shinya Geshi
  • Patent number: 10276843
    Abstract: A battery module includes a plurality of battery cells each having a safety mechanism, a cell case having a plurality of battery housing parts for housing the plurality of battery cells respectively in a predetermined arrangement, an insulating member disposed on one side of each of the battery cells, and a duct serving as a route for exhausting exhaust gas discharged from the battery cells. The battery housing parts have a plurality of openings for housing the battery cells. The insulating member has a through hole formed at a position facing an opening of the plurality of openings that houses corresponding one of the battery cells, and a lid part for closing an opening of the plurality of openings that houses no battery cell. The exhaust gas is discharged to the route of the duct through the through hole of the insulating member.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: April 30, 2019
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Oose Okutani, Shinya Geshi, Hiroshi Takasaki
  • Publication number: 20180366699
    Abstract: A power storage device includes a plurality of battery modules, a rack for arranging and housing the plurality of battery modules, and a wall plate attached so as to close a back side-surface of the rack. The wall plate is transparent at least in part and is provided facing the connector terminal detachably connected to the battery module.
    Type: Application
    Filed: February 14, 2017
    Publication date: December 20, 2018
    Applicant: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Shinya Geshi, Takashi Hasegawa
  • Publication number: 20180062124
    Abstract: A cylindrical battery having a sealing unit which includes at least a valve member, a metal plate disposed farther inside the battery than the valve member and having a joint portion connected to the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The metal plate has a groove-shaped thin portion disposed around the joint portion, and straight portions that have different angles to the normal to the metal plate are disposed on an inner peripheral side and an outer peripheral side of a cross section of the thin portion perpendicular to the longitudinal direction.
    Type: Application
    Filed: March 10, 2016
    Publication date: March 1, 2018
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Kazutoshi Kohira, Kyosuke Miyata, Oose Okutani, Shuji Sugimoto, Tomohiko Yokoyama, Shinya Geshi
  • Publication number: 20180047973
    Abstract: A cylindrical battery according to an aspect of the present invention includes an electrode assembly including a positive electrode plate and a negative electrode plate wound together via a separator, an electrolytic solution, a bottomed cylindrical housing can, and a sealing unit fixed by crimping of an open end of the housing can via a gasket. The sealing unit includes a valve member having a circular outline, a metal plate connected to a central portion of the valve member so as to be farther inside the battery than the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The valve member has a sloping region in which the thickness decreases or increases continuously along the radial direction.
    Type: Application
    Filed: March 10, 2016
    Publication date: February 15, 2018
    Applicant: Sanyo Electric Co., Ltd.
    Inventors: Naoto Kunoike, Kyosuke Miyata, Oose Okutani, Kazutoshi Kohira, Tomohiko Yokoyama, Shinya Geshi
  • Publication number: 20180047949
    Abstract: A cylindrical battery in an aspect of the present invention includes an electrode body formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween; an electrolyte; a bottomed cylindrical outer can; and a sealing body crimped to an opening of the outer can via a gasket. The sealing body includes a valve body having an annular protrusion part, an insulating member disposed on an inner circumference of the protrusion part of the valve body and having a skirt portion, and a metal plate disposed on an inner circumference of the skirt portion of the insulating member and connected to a center portion of the valve body. The metal plate is crimped with the protrusion part of the valve body via the insulating member.
    Type: Application
    Filed: March 10, 2016
    Publication date: February 15, 2018
    Applicant: Sanyo Electric Co., Ltd.
    Inventors: Shuji Sugimoto, Kyosuke Miyata, Oose Okutani, Kazutoshi Kohira, Tomohiko Yokoyama, Shinya Geshi