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).

  • Patent number: 9246147
    Abstract: A battery retainment block includes a plurality of block pieces each having a battery storage unit for retaining a battery. The plurality of block pieces are aligned and, among the plurality of block pieces, two block pieces that are adjacent to each other are coupled together. A gap is provided between the two block pieces that are adjacent to each other to serve as a circulation space for circulating a medium.
    Type: Grant
    Filed: July 26, 2012
    Date of Patent: January 26, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Daisuke Kishii, Shinya Geshi, Oose Okutani, Toshiki Itoi
  • Publication number: 20150270590
    Abstract: Battery module includes a plurality of substantially columnar batteries, and a plurality of cases that store respective batteries and are disposed in parallel with each other. Cases are disposed so that a vent disposed in one case of two adjacent cases communicates with a vent disposed in other case. Thus, the route from another vent disposed in one case to another vent disposed in other case is formed as an airflow path passing through the vents communicating with each other between adjacent cases.
    Type: Application
    Filed: October 29, 2013
    Publication date: September 24, 2015
    Inventors: Oose Okutani, Shinya Geshi, Masatoshi Nagayama
  • Publication number: 20140193674
    Abstract: A battery module includes: battery blocks which are connected to each other and each of which includes cells. Each of the cells has an opening through which a gas generated in the cell is released to an outside. Each of the battery blocks has a holder in which the cells are accommodated with the openings of the cells being aligned on a same side. On a side of the battery block on which the openings are aligned, a flat plate in touch with one end of the cells is disposed such that the gas passes above the flat plate. Each adjacent two of the battery blocks are disposed such that the flat plates are substantially flush with each other. The flat plate of one of the each adjacent two of the battery blocks extends above the holder of the other of the each adjacent two of the battery blocks.
    Type: Application
    Filed: July 10, 2012
    Publication date: July 10, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Hiroshi Takasaki, Shinya Geshi, Oose Okutani
  • Publication number: 20140154545
    Abstract: A battery retainment block includes a plurality of block pieces each having a battery storage unit for retaining a battery. The plurality of block pieces are aligned and, among the plurality of block pieces, two block pieces that are adjacent to each other are coupled together. A gap is provided between the two block pieces that are adjacent to each other to serve as a circulation space for circulating a medium.
    Type: Application
    Filed: July 26, 2012
    Publication date: June 5, 2014
    Applicant: PANASONIC CORPORATION
    Inventors: Daisuke Kishii, Shinya Geshi, Oose Okutani, Toshiki Itoi
  • Patent number: 8507119
    Abstract: A battery block includes a metal case including a side surface and a bottom surface, and a plurality of cells accommodated in the metal case, wherein each cell includes a first electrode and a second electrode which is electrically insulated from the first electrode, and also serves as a cell case of the cell, the plurality of cells are aligned with the first electrodes being in a same direction, the first electrodes of the plurality of cells are connected to a connector arranged to face an opening of the metal case, the second electrodes of the plurality of cells are connected to the bottom surface of the metal case, the height of the side surface of the metal case is substantially the same as the height of the cells, and the opening of the metal case is almost completely covered with the connector.
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: August 13, 2013
    Assignee: Panasonic Corporation
    Inventors: Toshiki Itoi, Shinya Geshi, Yoshiaki Kobayashi, Takashi Nakagawa
  • Publication number: 20130157115
    Abstract: An assembled battery includes unit batteries and a connecting member. Each of the unit batteries includes negative and positive electrode terminals. The connecting member has thin portions, and a thick portion that is a rest other than the thin portions. The thin portions are welded to the respective positive electrode terminals or the respective negative electrode terminals. When the connecting member is connected to the positive electrode terminals of the unit batteries, an area of each of the thin portions is equal to or more than an area of the connecting surface of each of the positive electrode terminals. When the connecting member is connected to the negative electrode terminals, an area of each of the thin portions is equal to or more than an area of the connecting surface of each of the negative electrode terminals.
    Type: Application
    Filed: August 8, 2011
    Publication date: June 20, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Yoshiaki Kobayashi, Shinya Geshi
  • Patent number: 8420249
    Abstract: A battery module in which a plurality of cells are aligned includes a holder in which the cells are accommodated, a positive electrode current collector plate which is provided to face positive electrode terminals of the cells and electrically connects the positive electrode terminals, and a negative electrode current collector plate which is provided to face negative electrode terminals of the cells and electrically connects the negative electrode terminals, wherein the holder includes a plurality of accommodation sections, the cells are accommodated in the accommodation sections, a spacer made of an elastic member is disposed between the positive electrode current collector plate and the cells, the spacer further includes an extended portion extending toward the negative electrode terminals of the cells, and an edge of the extended portion close to the negative electrode terminals touches the negative electrode current collector plate.
    Type: Grant
    Filed: August 24, 2011
    Date of Patent: April 16, 2013
    Assignee: Panasonic Corporation
    Inventors: Keisuke Naito, Shinya Geshi
  • Patent number: 8399121
    Abstract: This invention relates to a battery structure with improved safety. The battery structure includes: at least two batteries disposed axially parallel to each other, positive terminals thereof facing opposite directions, negative terminals thereof facing opposite directions; an insulating material covering each of the batteries; and a connecting member provided at an end of the at least two batteries for connecting the positive terminal of one of the batteries with the negative terminal of the other battery. The connecting member includes: a negative terminal connector attached to the other battery so as to come into contact with the negative terminal of the other battery; and a bus bar connected at one end portion thereof to the positive terminal of the one battery. The negative terminal connector has a socket into which the other end portion of the bus bar is to be inserted.
    Type: Grant
    Filed: June 4, 2008
    Date of Patent: March 19, 2013
    Assignee: Panasonic Corporation
    Inventors: Shinya Geshi, Yasunori Uchida, Masahiko Katou, Shintaro Shimizu, Fuminori Ozaki
  • Patent number: 8399112
    Abstract: A battery module 100 includes a plurality of batteries aligned and accommodated in a housing 20, wherein each batteries has an opening portion 17 at an electrode portion 16 of the battery to release gas generated in the battery outside the battery, the housing 20 is partitioned by a circuit board 30 disposed in contact with battery cases 5 around the electrode portions 16 of the batteries into a storage portion 54 in which the batteries are stored, and an exhaust chamber 24 via which the gas released from the opening portion 17 of the electrode portion 16 is exhausted outside the housing 20, the electrode portions 16 of the batteries are connected to a connector 32 on the circuit board 30, and the opening portions 17 of the electrode portions 16 are in communication with the exhaust chamber 24 via through holes 36 in the circuit board 30.
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: March 19, 2013
    Assignee: Panasonic Corporation
    Inventors: Shunsuke Yasui, Hiroshi Takasaki, Toshiki Itoi, Shinya Geshi, Daisuke Kishii
  • Publication number: 20130040174
    Abstract: A module case 23 is provided with a first outlet opening 35 and a first inlet opening 37 formed in side surfaces of the module case 23 opposite to each other. A plurality of battery modules 21 are arranged in a direction to which the first outlet opening 35 is open. The first outlet opening 35 of one of the battery modules 21 is connected to the first inlet opening 37 of an adjacent battery module 21 through a connecting member 57.
    Type: Application
    Filed: November 22, 2011
    Publication date: February 14, 2013
    Inventors: Hiroshi Takasaki, Shunsuke Yasui, Shinya Geshi, Takashi Nakagawa, Keisuke Naito
  • Patent number: 8338009
    Abstract: A battery (3) includes a battery case (10) having an opening sealed with a sealing plate (13). The sealing plate (13) has a protrusion (13a) extending in a direction toward the outside of the battery case (10), and a ring-shaped insulator (32) is provided on an outer circumferential surface of the protrusion (13a). An inner circumferential portion (32e) of the insulator (32) is in contact with the outer circumferential surface (13b) of the protrusion (13a), and an outer circumferential portion (32d) of the insulator (32) is extended to be positioned on an opening end (10a) of the battery case (10).
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: December 25, 2012
    Assignee: Panasonic Corporation
    Inventors: Shunsuke Yasui, Toshiki Itoi, Daisuke Kishii, Shinya Geshi
  • Publication number: 20120308875
    Abstract: A battery module (100) includes: a plurality of cells (10) connected in parallel; and a holder (20) configured to house the cells (10). In each of the cells (10), an electrode group (4) including a positive electrode (1), a negative electrode (2), and a separator (3) is housed in a cell case (7). The cell case (7) is electrically connected to one of the positive electrode (1) or the negative electrode (2) to have a first electric potential. The holder (20) includes a plurality of housings (21) each housing an associated one of the cells (10), and has a second electric potential opposite to the first electric potential. The cells (10) are housed in the housings (21) with the cell cases (7) being insulated from the holder (20).
    Type: Application
    Filed: December 22, 2011
    Publication date: December 6, 2012
    Inventors: Shinya Geshi, Masatoshi Nagayama, Daisuke Kishii, Hiroshi Temmyo
  • Publication number: 20120263995
    Abstract: A battery module in which a plurality of cells are aligned includes a holder in which the cells are accommodated, a positive electrode current collector plate which is provided to face positive electrode terminals of the cells and electrically connects the positive electrode terminals, and a negative electrode current collector plate which is provided to face negative electrode terminals of the cells and electrically connects the negative electrode terminals, wherein the holder includes a plurality of accommodation sections, the cells are accommodated in the accommodation sections, a spacer made of an elastic member is disposed between the positive electrode current collector plate and the cells, the spacer further includes an extended portion extending toward the negative electrode terminals of the cells, and an edge of the extended portion close to the negative electrode terminals touches the negative electrode current collector plate.
    Type: Application
    Filed: August 24, 2011
    Publication date: October 18, 2012
    Inventors: Keisuke Naito, Shinya Geshi
  • Publication number: 20120261206
    Abstract: A battery block for vehicle use which includes a shock absorbing member for absorbing impact force of a crash is provided without increasing the entire size of the battery module. The battery block for vehicle use which includes an accommodation section accommodating a plurality of cells serving as secondary batteries, and an exhaust passage including space allowing a flow of gas generated from at least one of the cells includes a shock absorbing member, wherein when impact of a vehicle crash is exerted on the battery block, the shock absorbing member deforms to reduce the space of the exhaust passage so as to absorb the impact.
    Type: Application
    Filed: November 17, 2011
    Publication date: October 18, 2012
    Inventors: Shunsuke Yasui, Shinya Geshi, Kazutaka Shimizu
  • Publication number: 20120231309
    Abstract: A battery block includes a metal case including a side surface and a bottom surface, and a plurality of cells accommodated in the metal case, wherein each cell includes a first electrode and a second electrode which is electrically insulated from the first electrode, and also serves as a cell case of the cell, the plurality of cells are aligned with the first electrodes being in a same direction, the first electrodes of the plurality of cells are connected to a connector arranged to face an opening of the metal case, the second electrodes of the plurality of cells are connected to the bottom surface of the metal case, the height of the side surface of the metal case is substantially the same as the height of the cells, and the opening of the metal case is almost completely covered with the connector.
    Type: Application
    Filed: May 17, 2011
    Publication date: September 13, 2012
    Inventors: Toshiki Itoi, Shinya Geshi, Yoshiaki Kobayashi, Takashi Nakagawa
  • Publication number: 20120021260
    Abstract: The battery module includes a plurality of cells serving as cylindrical secondary batteries; and a temperature regulator configured to regulate a temperature of the cells, wherein the cells are aligned with their side surfaces adjacent to each other, all the cells are electrically connected to each other in series, the temperature regulator includes a heat transferring member, and a heat dissipation member, the heat transferring member includes a plurality of insertion portions inserted into space surrounded by the side surfaces of the plurality of cells, and a base portion facing lower surfaces of the cells, at least a part of the heat transferring member which faces the cells is made of an electrically insulative substance, and the cells connected to each other in series are isolated from each other by the heat transferring member in a liquid-tight manner at the side surfaces and bottom surfaces of the cells.
    Type: Application
    Filed: November 11, 2010
    Publication date: January 26, 2012
    Applicant: PANASONIC CORPORATION
    Inventors: Shunsuke Yasui, Toshiki Itoi, Daisuke Kishii, Shinya Geshi, Yuji Otake
  • Patent number: 8062785
    Abstract: In a battery module including a plurality of batteries 40 stored in a housing, each of the batteries 40 includes an electrode portion 16 protruding from a battery case 5, a base 30A is arranged on a side of the electrode portions 16 so that the base 30A is in contact with the battery cases 5, and the electrode portions 16 are inserted in through holes 36 provided in the base 30A. Connection portions 320 connected to the electrode portions 16 are formed on upper surfaces of the electrode portions 16. A connection terminal 32 for connecting the batteries 40 in parallel is formed in a region on the base 30A in which the connection terminal 32 does not cover the through holes 36. The connection terminal 32 is connected to the connection portions 320 by fusible links 320A straddling the through holes 36.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: November 22, 2011
    Assignee: Panasonic Corporation
    Inventors: Daisuke Kishii, Naohisa Morimoto, Shunsuke Yasui, Toshiki Itoi, Shinya Geshi
  • Publication number: 20110171505
    Abstract: In a battery module including a plurality of batteries 40 stored in a housing, each of the batteries 40 includes an electrode portion 16 protruding from a battery case 5, a base 30A is arranged on a side of the electrode portions 16 so that the base 30A is in contact with the battery cases 5, and the electrode portions 16 are inserted in through holes 36 provided in the base 30A. Connection portions 320 connected to the electrode portions 16 are formed on upper surfaces of the electrode portions 16. A connection terminal 32 for connecting the batteries 40 in parallel is formed in a region on the base 30A in which the connection terminal 32 does not cover the through holes 36. The connection terminal 32 is connected to the connection portions 320 by fusible links 320A straddling the through holes 36.
    Type: Application
    Filed: July 13, 2010
    Publication date: July 14, 2011
    Inventors: Daisuke Kishll, Naohisa Morimoto, Shunsuke Yasui, Toshiki Itoi, Shinya Geshi
  • Publication number: 20110171504
    Abstract: A battery (3) includes a battery case (10) having an opening sealed with a sealing plate (13). The sealing plate (13) has a protrusion (13a) extending in a direction toward the outside of the battery case (10), and a ring-shaped insulator (32) is provided on an outer circumferential surface of the protrusion (13a). An inner circumferential portion (32e) of the insulator (32) is in contact with the outer circumferential surface (13b) of the protrusion (13a), and an outer circumferential portion (32d) of the insulator (32) is extended to be positioned on an opening end (10a) of the battery case (10).
    Type: Application
    Filed: July 9, 2010
    Publication date: July 14, 2011
    Inventors: Shunsuke Yasui, Toshiki Itoi, Daisuke Kishii, Shinya Geshi
  • Publication number: 20100167094
    Abstract: This invention relates to a battery structure with improved safety. The battery structure includes: at least two batteries disposed axially parallel to each other, positive terminals thereof facing opposite directions, negative terminals thereof facing opposite directions; an insulating material covering each of the batteries; and a connecting member provided at an end of the at least two batteries for connecting the positive terminal of one of the batteries with the negative terminal of the other battery. The connecting member includes: a negative terminal connector attached to the other battery so as to come into contact with the negative terminal of the other battery; and a bus bar connected at one end portion thereof to the positive terminal of the one battery. The negative terminal connector has a socket into which the other end portion of the bus bar is to be inserted.
    Type: Application
    Filed: June 4, 2008
    Publication date: July 1, 2010
    Applicant: PANASONIC CORPORATION
    Inventors: Shinya Geshi, Yasunori Uchida, Masahiko Katou, Shintaro Shimizu, Fuminori Ozaki