Patents by Inventor Hiroshi Takasaki
Hiroshi Takasaki 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).
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Publication number: 20160181579Abstract: A battery module includes: a plurality of battery cells held in a case; and a collector plate disposed on one side or the other side of the plurality of battery cells. The collector plate includes connection terminals connected to a collector plate main body so that the plurality of connection terminals are disposed to face an electrode provided in each of the battery cells. In at least one of the electrodes, the plurality of the connection terminals facing the at least one electrode include a first connection terminal welded to the electrode and a second connection terminal not welded to the electrode.Type: ApplicationFiled: October 29, 2014Publication date: June 23, 2016Inventors: SHINYA GESHI, OOSE OKUTANI, HIROSHI TAKASAKI, KATSUJI TSUJIOKA
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Publication number: 20160104923Abstract: A battery unit includes the following elements: a battery module that includes a plurality of battery cells and a gas discharge opening for discharging gas jetted from each of the battery cells; and a gas discharge duct in communication with the gas discharge opening and discharging the gas to the outside of the battery module. The gas discharge duct includes at least one duct outlet of which cross-sectional area of the channel in the duct outlet or the sum of cross-sectional areas of the channel in the respective duct outlets is larger than a cross-sectional area of the channel on the upstream side in the flow direction of the gas. The gas discharge duct also includes a temperature reducing member that is fixed to the periphery of the duct outlet so as to block part of the channel and reduces the temperature of the gas going through gaps.Type: ApplicationFiled: September 26, 2014Publication date: April 14, 2016Inventors: YOSHIHIRO SHIOTSU, HIROSHI TAKASAKI, KEISUKE SHIMIZU
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Publication number: 20160030336Abstract: A process for the preparation of an oral disintegrating tablet comprising the antihypertensive telmisartan and the tablet obtained by the process.Type: ApplicationFiled: July 29, 2015Publication date: February 4, 2016Inventors: Manabu NAKATANI, Yohei KAWABATA, Takeshi SAWADA, Hiroshi TAKASAKI
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Publication number: 20160006007Abstract: Battery module includes the following elements: a plurality of batteries; and metallic or ceramic battery case that includes a plurality of holding parts holding corresponding batteries. Heat insulating member is disposed between wall surface of each of holding parts and corresponding one of batteries. Heat insulating member is disposed in a part between wall surface of holding part and battery so that air layer is formed between wall surface and battery.Type: ApplicationFiled: February 27, 2014Publication date: January 7, 2016Applicants: PANASONIC CORPORATION, SANYO ELECTRIC CO., LTD.Inventors: Hiroshi TAKASAKI, Tsuneyuki EJIMA
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Patent number: 9184426Abstract: A battery connection member 25 configured to connect a plurality of batteries 29 in parallel includes a main conductive path portion 25a and a plurality of connection terminals 25b each configured to connect the main conductive path portion 25a to one of electrodes of each battery 29. The connection terminals 25b include fuse portions 25c configured to be blown when a current equal to or higher than a predetermined value flows. When the plurality of batteries 29 are connected in parallel by the battery connection member 25, the fuse portions 25c are arranged in space between the main conductive path portion 25 and the batteries 29.Type: GrantFiled: July 9, 2010Date of Patent: November 10, 2015Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Shunsuke Yasui, Hiroshi Takasaki, Toshiki Itoi
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Publication number: 20150263320Abstract: A battery module includes a plurality of battery blocks formed by arranging a plurality of unit cells in each block; and a hollow spacer placed between two adjacent battery blocks. The accommodation member and the spacer may be made of the same metal material. The spacer may be formed to include an insulation member for insulating two joined battery blocks from each other.Type: ApplicationFiled: September 27, 2012Publication date: September 17, 2015Inventor: Hiroshi Takasaki
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Publication number: 20150214524Abstract: A battery module includes a plurality of battery blocks connected in series. Each battery block includes a plurality of batteries connected in parallel, and each battery includes a release portion through which a gas generated in the battery is released. Each battery block includes a holder in which the batteries are housed with the release portions oriented in the same direction, a bus bar provided over the holder and connecting in parallel electrodes of the batteries, a lid provided over the bus bar and defining therebetween an exhaust chamber through which the gas released from the release portions is released outside the battery block. The lids of at least two of the battery blocks are physically connected to each other. Each lid is made of aluminum or a material having an ionization tendency greater than that of aluminum, and the bus bar is made of copper.Type: ApplicationFiled: September 3, 2013Publication date: July 30, 2015Inventors: Hiroshi Takasaki, Yukinori Hamafuku
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Publication number: 20150140369Abstract: The case housing a plurality of cells is divided, by a circuit board provided at the same sides of the cells, into a housing space housing the cells and an exhaust duct for releasing a gas from the vents of the cells to outside the case. The vents of the cells communicate with the exhaust duct through openings formed in the flat plate. The exhaust duct is divided into a first space and a second space by a partition provided between the flat plate and an external plate of the case. The first space communicates with the second space through holes formed in the partition.Type: ApplicationFiled: January 13, 2015Publication date: May 21, 2015Inventors: Toshiki ITOI, Shunsuke YASUI, Hiroshi TAKASAKI
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Patent number: 8956747Abstract: The case 20 housing a plurality of cells 100 is divided, by a circuit board 30 provided at the same sides of the cells 100, into a housing space 50 housing the cells 100 and an exhaust duct 60 for releasing a gas from the vents 8a of the cells 100 to outside the case 20. The vents 8a of the cells 100 communicate with the exhaust duct 60 through openings 30a formed in the flat plate 30. The exhaust duct 60 is divided into a first space 61 and a second space 62 by a partition 40 provided between the flat plate 30 and an external plate 21 of the case 20. The first space 61 communicates with the second space 62 through through holes 40a formed in the partition 40.Type: GrantFiled: December 30, 2013Date of Patent: February 17, 2015Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Toshiki Itoi, Shunsuke Yasui, Hiroshi Takasaki
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Patent number: 8835032Abstract: A battery module in which the temperature of a cell with an increased high temperature due to an abnormal state can be quickly reduced so that the high temperature does not affect adjacent cells is provided. A battery module 200 has a configuration in which a plurality of cells 100 as secondary batteries are housed in a case 90 having a plurality of housing parts housing, but not in contact with, the cells 100, and when a gas is generated in one of the cells 100 to cause the cell 100 to expand, this cell 100 comes into contact with the associated one of the housing parts.Type: GrantFiled: May 2, 2011Date of Patent: September 16, 2014Assignee: Panasonic CorporationInventors: Hiroshi Takasaki, Naoto Hosotani, Yasuhiro Asaida, Tsuneyuki Ejima, Takuya Nakashima
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Publication number: 20140193674Abstract: 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: ApplicationFiled: July 10, 2012Publication date: July 10, 2014Applicant: PANASONIC CORPORATIONInventors: Hiroshi Takasaki, Shinya Geshi, Oose Okutani
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Publication number: 20140113167Abstract: The case 20 housing a plurality of cells 100 is divided, by a circuit board 30 provided at the same sides of the cells 100, into a housing space 50 housing the cells 100 and an exhaust duct 60 for releasing a gas from the vents 8a of the cells 100 to outside the case 20. The vents 8a of the cells 100 communicate with the exhaust duct 60 through openings 30a formed in the flat plate 30. The exhaust duct 60 is divided into a first space 61 and a second space 62 by a partition 40 provided between the flat plate 30 and an external plate 21 of the case 20. The first space 61 communicates with the second space 62 through through holes 40a formed in the partition 40.Type: ApplicationFiled: December 30, 2013Publication date: April 24, 2014Applicant: PANASONIC CORPORATIONInventors: Toshiki ITOI, Shunsuke YASUI, Hiroshi TAKASAKI
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Patent number: 8685554Abstract: A battery system includes a battery module that has a plurality of batteries which are provided with release portions each for releasing internal gas when an internal pressure is increased, and an exhaust portion which is provided with an opening portion and guides gas released from the release portions to the opening portion, a non-resettable switch element which is provided at a position where the guided gas passes in a vicinity of the opening portion, and is changed from a first state preset as one of an opened state and a closed state into a second state as the other one of the opened state and the closed state when a preset reference temperature or higher is reached, and a high-temperature abnormality determination unit which determines that the battery module has an abnormality when the switch element is in the second state.Type: GrantFiled: July 26, 2011Date of Patent: April 1, 2014Assignee: Panasonic CorporationInventors: Jun Asakura, Shunsuke Yasui, Hiroshi Takasaki
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Patent number: 8632905Abstract: A battery module 100 includes a plurality of cells aligned and accommodated in a case 10, wherein a positive electrode external terminal 20 and a negative electrode external terminal 21 which are connected to electrodes of the plurality of cells are disposed in parallel on a first side surface 11 of the case 10 at a predetermined interval, a pair of recessed sections 30, 31 are formed on a second side surface 12 adjacent to the first side surface 11 of the case 10 at a same interval as the predetermined interval, a first portion 51 of an L-shaped electrode piece 50 is selectively attachable to the positive electrode external terminal 20 or the negative electrode external terminal 21, and a second portion 52 of the electrode piece 50 is selectively attachable to any one of the pair of recessed sections 30, 31.Type: GrantFiled: July 26, 2011Date of Patent: January 21, 2014Assignee: Panasonic CorporationInventors: Shunsuke Yasui, Hiroshi Takasaki
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Publication number: 20130216884Abstract: A battery module in which the temperature of a cell with an increased high temperature due to an abnormal state can be quickly reduced so that the high temperature does not affect adjacent cells is provided. A battery module 200 has a configuration in which a plurality of cells 100 as secondary batteries are housed in a case 90 having a plurality of housing parts housing, but not in contact with, the cells 100, and when a gas is generated in one of the cells 100 to cause the cell 100 to expand, this cell 100 comes into contact with the associated one of the housing parts.Type: ApplicationFiled: May 2, 2011Publication date: August 22, 2013Applicant: PANASONIC CORPORATIONInventors: Hiroshi Takasaki, Naoto Hosotani, Yasuhiro Asaida, Tsuneyuki Ejima, Takuya Nakashima
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Patent number: 8475952Abstract: The battery module includes: a plurality of batteries; a housing 50 in which the plurality of batteries are aligned and stored; and a cooling pipe 70 provided along the plurality of batteries in the housing 50, the cooling pipe 70 being filled with a cooling medium, wherein the cooling pipe 70 is made of a material which melts when the temperature of the battery reaches or exceeds a predetermined temperature.Type: GrantFiled: July 9, 2010Date of Patent: July 2, 2013Assignee: Panasonic CorporationInventors: Shunsuke Yasui, Hiroshi Takasaki, Takuya Nakashima
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Patent number: 8399112Abstract: 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: GrantFiled: July 9, 2010Date of Patent: March 19, 2013Assignee: Panasonic CorporationInventors: Shunsuke Yasui, Hiroshi Takasaki, Toshiki Itoi, Shinya Geshi, Daisuke Kishii
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Publication number: 20130040174Abstract: 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: ApplicationFiled: November 22, 2011Publication date: February 14, 2013Inventors: Hiroshi Takasaki, Shunsuke Yasui, Shinya Geshi, Takashi Nakagawa, Keisuke Naito
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Publication number: 20120288738Abstract: A battery pack 200 includes stacked battery modules 100 each including a case 30 in which a plurality of cells 10 are accommodated, and an outlet 33 which is provided to the case 30 and through which gas released from the cell 10 is released outside the case 30. The battery pack 200 is fixed to a rectangular parallelepiped framework 40 built by frame bodies each having a hollow structure, and the outlet 33 of each battery module 100 is connected to an intake port 61 provided to the framework 40. Gas released through the outlet 33 of the battery module 100 flows through a hollow section of the frame body, and is released through an exhaust port 60 provided to the framework 40 to the outside.Type: ApplicationFiled: June 30, 2011Publication date: November 15, 2012Inventors: Shunsuke Yasui, Tomoaki Aoki, Hiroshi Takasaki
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Publication number: 20120276423Abstract: A battery system includes a battery module that has a plurality of batteries which are provided with release portions each for releasing internal gas when an internal pressure is increased, and an exhaust portion which is provided with an opening portion and guides gas released from the release portions to the opening portion, a non-resettable switch element which is provided at a position where the guided gas passes in a vicinity of the opening portion, and is changed from a first state preset as one of an opened state and a closed state into a second state as the other one of the opened state and the closed state when a preset reference temperature or higher is reached, and a high-temperature abnormality determination unit which determines that the battery module has an abnormality when the switch element is in the second state.Type: ApplicationFiled: July 26, 2011Publication date: November 1, 2012Inventors: Jun Asakura, Shunsuke Yasui, Hiroshi Takasaki