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公开(公告)号：US20240297392A1
公开(公告)日：2024-09-05
申请号：US18573121
申请日：2022-06-23
发明人： Bum-Jick Lee , Young-Su Son
IPC分类号： H01M50/291 , H01M10/48 , H01M50/213 , H01M50/258 , H01M50/507 , H01M50/519
CPC分类号： H01M50/291 , H01M10/482 , H01M10/486 , H01M50/213 , H01M50/258 , H01M50/507 , H01M50/519
摘要： A cell module assembly according to the present disclosure includes a plurality of cylindrical battery cells, a cell frame, and a cell spacer. Each of the cylindrical battery cells includes a battery can and a top cap coupled to a top portion of the battery can. The cell frame has an accommodation portion and an open portion on one side, where the plurality of cylindrical battery cells are received upright in the accommodation portion. The cell spacer surrounds all or part of a bottom circumference of the battery can and is also coupled to the open portion of the cell frame.
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公开(公告)号：US20220336908A1
公开(公告)日：2022-10-20
申请号：US17761031
申请日：2021-01-07
发明人： Byeong-Jun Jeon , Young-Su Son , Bum-Jick Lee
IPC分类号： H01M50/284 , H01M50/233 , H01M50/249 , H01M10/42 , B60L50/64 , H01M50/213
摘要： Disclosed is a battery pack with improved durability and inner space efficiency to increase energy density. The battery pack includes a plurality of battery cells; a battery management unit configured to manage charging and discharging of the plurality of battery cells and including at least two printed circuit boards electrically connected to each other and arranged such that such that surfaces of the at least two printed circuit boards face each other; and an electrically insulating pack housing having an inner space in which the plurality of battery cells are accommodated and having a fixing unit being configured to fix the at least two printed circuit boards.
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公开(公告)号：US20220336903A1
公开(公告)日：2022-10-20
申请号：US17763576
申请日：2020-08-19
发明人： Hyoung-Chul Yoon , Young-Su Son
IPC分类号： H01M50/244 , H01M50/213 , H01M50/249
摘要： A battery pack includes a battery module including a plurality of secondary batteries and a module case having a first internal space in which the secondary batteries are received; and a pack housing having an intermediate housing forming a second internal space in which the module case is received. At least one guide rail is disposed on an inner surface of the intermediate housing, the guide rail protruding in an inward direction toward the battery module and extending in a vertical direction to guide the insertion of the module case in the vertical direction. At least one guide protrusion portion on an outer surface of a horizontal direction of the module case, the guide protrusion portion protruding in an outward direction and extending in the vertical direction to move in the vertical direction along the guide rail, and having at least one compression protrusion to press the guide rail.
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公开(公告)号：US20220367954A1
公开(公告)日：2022-11-17
申请号：US17771270
申请日：2020-11-20
发明人： Bum-Jick Lee , Young-Su Son , Hyoung-Chul Yoon , Young-Kyu Lee
IPC分类号： H01M50/24 , H01R13/52 , H01M50/213 , H01M50/296
摘要： Disclosed is a battery pack having improved waterproofing performance. The battery pack includes a plurality of secondary batteries; a connector including a connection terminal configured to receive electricity from an external device or to supply power to an outside of the battery pack, and an electrically insulating body surrounding a portion of the connection terminal; a pack housing having an inner space in which the plurality of secondary batteries are accommodated and having an insert hole so that at least a part of the body of the connector is inserted therein; and a connector gasket interposed between the insert hole and the connector and having a portion that is bent at least once in one direction, the connector gasket being at least partially compressed and fixed by inserting the connector into the insert hole.
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公开(公告)号：US20220344778A1
公开(公告)日：2022-10-27
申请号：US17762237
申请日：2020-09-10
发明人： Hyoung-Chul Yoon , Suk-Hoon Lee , Young-Su Son
IPC分类号： H01M50/505 , H01M50/213 , H01M50/296 , H01M50/317 , H01M50/559 , H01M50/583
摘要： A battery module includes: a plurality of cylindrical battery cells including a gas vent portion to discharge an internal gas; and a busbar plate including a plurality of connection terminals that protrude and extend from an inner edge of a connection opening, and to electrically connect the cylindrical battery cells by contacting a positive or negative electrode terminal, and have different shapes depending on the contacted positive or negative electrode terminal, and a connection terminal contacting a positive or negative electrode terminal not having the gas vent portion. The connection terminal includes: a fuse portion to be disconnected when a current of a predetermined level or higher flows from the cylindrical battery cells and having a bent structure bent; and a protection tube to contract at a predetermined temperature with electric insulation and to surround at least a portion of an outer surface of the fuse portion.
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公开(公告)号：US20230207989A1
公开(公告)日：2023-06-29
申请号：US17926708
申请日：2021-10-18
发明人： Kun-Joo Yang , Young-Su Son
IPC分类号： H01M50/56 , H01M50/325 , H01M50/578
CPC分类号： H01M50/56 , H01M50/325 , H01M50/578
摘要： A cap assembly having an improved structure to block or reduce the discharge of heated active material in a situation such as gas release is coupled to an open end of a battery can, and includes a top cap disposed on an uppermost portion of the cap assembly in a protrusive form to form a positive electrode terminal; a safety vent disposed below the top cap to deform a shape when an internal pressure of the battery can increases; a gasket configured to surround edges of the top cap and the safety vent; and a screen member interposed between the top cap and the safety vent and having an edge surrounded by the gasket, the screen member being at least partially configured in a mesh form.
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7.发明申请公开(公告)号：US20220320691A1
公开(公告)日：2022-10-06
申请号：US17625182
申请日：2020-08-13
发明人： Han-Yong Jeong , Suk-Hoon Lee , Young-Su Son
IPC分类号： H01M50/531 , H01M10/052 , H01M50/213 , H01M50/342 , H01M50/559 , H01M50/578
摘要： A battery module according to the present disclosure includes a plurality of cylindrical battery cells including a gas vent configured to discharge an internal gas and a busbar plate including a negative electrode connection terminal extending from an edge of a connection opening and having the extended part in contact with a negative electrode terminal to electrically connect the plurality of cylindrical battery cells wherein among a positive electrode connection terminal and the negative electrode connection terminal, the connection terminal in contact with a positive electrode terminal or a negative electrode terminal that is not opened by the gas vent includes a fuse portion configured to blow when a predetermined current or above flows from the cylindrical battery cell, the fuse portion having a bent structure that is bent in a horizontal direction at least once.
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公开(公告)号：US20240291058A1
公开(公告)日：2024-08-29
申请号：US18570755
申请日：2022-06-23
发明人： Bum-Jick Lee , Young-Su Son
IPC分类号： H01M10/48 , H01M10/42 , H01M50/213 , H01M50/244 , H01M50/249 , H01M50/507
CPC分类号： H01M10/486 , H01M10/425 , H01M10/482 , H01M50/213 , H01M50/244 , H01M50/249 , H01M50/507 , H01M2010/4271 , H01M2220/20
摘要： A cell module assembly according to the present disclosure includes a plurality of battery cells; a cell frame accommodating the plurality of battery cells; busbar plates disposed on one outer surface of the cell frame to electrically connect the plurality of battery cells; and a sensing unit disposed on the other outer surface of the cell frame and electrically connected to the busbar plates by wire bonding.
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公开(公告)号：US20220367993A1
公开(公告)日：2022-11-17
申请号：US17771199
申请日：2020-11-11
发明人： Bum-Jick Lee , Young-Su Son , Hyoung-Chul Yoon , Young-Kyu Lee
IPC分类号： H01M50/588 , H01M50/213 , H01M50/503 , H01M50/593 , H01M50/583 , H01M50/548 , H01M50/559 , H01M50/342 , H01M50/578
摘要： Disclosed is a battery module and a battery pack with improved durability. The battery module includes a plurality of cylindrical battery cells each respectively having electrode terminals; a module case having an accommodation portion in which the plurality of cylindrical battery cells are accommodated; a bus bar including a plate-shaped and electrically conductive body portion, and a connection portion configured to contact the electrode terminals to electrically connect the plurality of cylindrical battery cells to each other; an electrically insulating insulation sheet covering an outer side of the bus bar, the insulation sheet having an exposure hole through which at least a part of the bus bar is exposed to an outside; and an electrically insulating adhesive on the at least a part of the bus bar exposed to the outside through the exposure hole of the insulation sheet.
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公开(公告)号：US20220247046A1
公开(公告)日：2022-08-04
申请号：US17620665
申请日：2020-11-02
发明人： Bum-Jick Lee , Young-Su Son
IPC分类号： H01M50/572 , H01M50/213 , H01M50/505
摘要： Disclosed is a battery module and a battery pack with improved manufacture efficiency and durability. The battery module includes a plurality of cylindrical battery cells; a module case having an accommodation portion for accommodating the plurality of cylindrical battery cells; a bus bar including a body portion having electric conductivity and configured in a plate shape, and a connection portion configured to electrically connect the plurality of cylindrical battery cells to each other; and a fill material having electric insulation and hardened in a state of being filled between at least two of the plurality of cylindrical battery cells, the module case and the bus bar.
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