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公开(公告)号：US20240356117A1
公开(公告)日：2024-10-24
申请号：US18758332
申请日：2024-06-28
发明人： Shenzhao Qiu , Jing Tian
IPC分类号： H01M50/143 , H01M50/107 , H01M50/152 , H01M50/593
CPC分类号： H01M50/143 , H01M50/107 , H01M50/152 , H01M50/593
摘要： A battery includes a housing, an electrode assembly, a first current collecting plate, and an explosion-proof valve. The housing includes a body portion and a top cover assembly connected to the body portion. The body portion includes a bottom wall at an end away from the top cover assembly. The electrode assembly includes a first electrode plate, a second electrode plate, and a separator layer. The first electrode plate includes a first blank foil region uncoated with an active material. The first current collecting plate is disposed in the housing. One side of the first current collecting plate is electrically connected to the first blank foil region. The explosion-proof valve is disposed on the bottom wall. The explosion-proof valve includes a flipping fin. The flipping fin is connected to one side, away from the first blank foil region, of the first current collecting plate.
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公开(公告)号：US20240304906A1
公开(公告)日：2024-09-12
申请号：US18598376
申请日：2024-03-07
发明人： Xia YANG
IPC分类号： H01M50/143 , H01M50/247 , H01M50/253 , H01M50/298
CPC分类号： H01M50/143 , H01M50/247 , H01M50/253 , H01M50/298
摘要： An electric device includes a first housing, a second housing, a cell assembly, a fire extinguisher, and a first wire. The second housing includes a first surface, the fire extinguisher is disposed on the first surface, and the fire extinguisher includes a first side, a second side, a third side, and a fourth side. The first wire is disposed on the first surface, and the first wire includes a first part, a second part, and a third part, where the first part, the second part, and the third part are connected in sequence. A portion of the first part is opposite to the first side, a portion of the second part is opposite to the second side, a portion of the third part is opposite to the third side, and the first part is connected to the first side.
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公开(公告)号：US20240128556A1
公开(公告)日：2024-04-18
申请号：US18277878
申请日：2022-10-31
发明人： Sung-Hwan JANG , Jun-Yeob SEONG , Myung-Ki PARK
IPC分类号： H01M50/143 , H01M10/659 , H01M50/209 , H01M50/249 , H01M50/375
CPC分类号： H01M50/143 , H01M10/659 , H01M50/209 , H01M50/249 , H01M50/375 , H01M2220/20
摘要： A battery module has an improved structure to improve safety when a thermal event occurs in the battery module. A battery module includes a cell assembly including one or more battery cells, a module case having an inner space in which the cell assembly is accommodated, and an expansion member located in the module case, and configured to fill at least a part of an empty space in the module case by being expanded in volume when heat is supplied.
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公开(公告)号：US20240106037A1
公开(公告)日：2024-03-28
申请号：US17767669
申请日：2021-05-07
发明人： Sang-Woo RYU , Jee-Soon CHOI , Dal-Mo KANG , Yong-Seok CHOI
IPC分类号： H01M50/143 , H01M50/211 , H01M50/375
CPC分类号： H01M50/143 , H01M50/211 , H01M50/375 , H01M2220/20
摘要： A battery module includes at least one cell assembly including a plurality of secondary batteries, a gas pipe configured to allow gas produced in a module housing to move therein, and the module housing including a lower case having one open side and an internal space in which the at least one cell assembly is received, and an upper case coupled to one side of the lower case to cover the one open side of the lower case and having a receiving space in which the gas pipe is received, and a connection hole to which one end of the gas pipe is connected such that the gas pipe and the internal space are in communication with each other.
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公开(公告)号：US20240088469A1
公开(公告)日：2024-03-14
申请号：US17766925
申请日：2021-03-04
发明人： Seung-Hyun KIM , Ji-Won JEONG , Kyung-Hyun BAE , Jin-Kyu SHIN , Jin-Kyu LEE
IPC分类号： H01M10/613 , H01M10/6562 , H01M10/6567 , H01M50/143 , H01M50/375 , H01M50/507
CPC分类号： H01M10/613 , H01M10/6562 , H01M10/6567 , H01M50/143 , H01M50/375 , H01M50/507
摘要： A battery module includes a sub module including a cell stack having a plurality of battery cells and a pair of bus bar frames respectively coupled to one side and the other side of the cell stack; a module housing configured to accommodate the sub module and configured to have an air inlet and an air outlet formed to circulate air; a sprinkler provided through the module housing at one side of the cell stack in a stacking direction; and an outlet closing device configured to move by a buoyancy generated by a cooling water introduced into the module housing through the sprinkler so that the air outlet is closed.
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公开(公告)号：US20240063503A1
公开(公告)日：2024-02-22
申请号：US18143363
申请日：2023-05-04
发明人： Ryan LOOFS , Michael WARHUS , David ELDRIDGE
IPC分类号： H01M50/383 , H01M50/593 , H01M10/0525 , H01M50/143
CPC分类号： H01M50/383 , H01M50/593 , H01M10/0525 , H01M50/143
摘要： A battery enclosure includes a top wall, bottom wall, and side walls connected to each other, forming an inside and an outside of the battery enclosure. The battery enclosure further includes a relief vent, the relief vent extending through the top wall or side wall and a battery enclosure pressure relief, the battery enclosure pressure relief including a deflagration panel, wherein the deflagration panel is a burst disk or explosion vent.
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公开(公告)号：US20240021952A1
公开(公告)日：2024-01-18
申请号：US18475527
申请日：2023-09-27
发明人： Dennis J. KOUNTZ , Alan D. ENGLISH , Paul Douglas BROTHERS , James R. HOOVER , Donna Lynn VISIOLI
IPC分类号： H01M50/383 , H01M10/42 , H01M50/30 , H01M50/342 , H01M50/35 , H01M50/103 , H01M50/143 , H01M50/119 , H01M10/0525 , H01M10/058
CPC分类号： H01M50/383 , H01M10/4235 , H01M50/30 , H01M50/3425 , H01M50/35 , H01M50/103 , H01M50/143 , H01M50/119 , H01M10/0525 , H01M10/058
摘要： The present invention provides a process comprising for modifying a Li-ion battery having a region of electrochemical activity and an enclosure therefor, said process comprising forming at least one chamber within said enclosure separate from said region of electrochemical activity, positioning combustion abatement agent within said chamber, whereby said combustion abatement agent is not in contact with said region of electrochemical activity, said chamber being pressure or heat sensitive, whereby when said region of electrochemical activity overheats, said chamber is breached, allowing said combustion abatement agent to contact said region of electrochemical activity to abate combustion of said region of electrochemical activity, wherein exemplary of combustion abatement agent is the composition comprising liquid fluoropolyether and exemplary of the of the chamber exhibiting pressure or heat sensitivity is to include a low melting, non-flammable polymer such as polyvinyl alcohol in the material of construction of the chamber.
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公开(公告)号：US20230335873A1
公开(公告)日：2023-10-19
申请号：US18211599
申请日：2023-06-20
发明人： Jianxiong YANG
IPC分类号： H01M50/591 , H01M50/143 , H01M50/54 , H01M50/547 , H01M50/383 , H01M50/593 , H01M50/50
CPC分类号： H01M50/591 , H01M50/143 , H01M50/54 , H01M50/547 , H01M50/383 , H01M50/593 , H01M50/50
摘要： The present disclosure relates a battery, including an electrode assembly, a first tab, a second tab, a cap plate assembly, a first electrode terminal, a second electrode terminal and a shaping plate. The electrode assembly includes a first electrode plate, a second electrode plate and a separator arranged between the first electrode plate and the second electrode plate; each of the first electrode terminal and the second electrode terminal is arranged on the cap plate assembly; the first electrode terminal is connected to the first electrode plate through the first tab; the second electrode terminal is connected to the second electrode plate through the second tab; the shaping plate is arranged between the cap plate assembly and the electrode assembly, and each of the first tab and the second tab is bent around the shaping plate; the shaping plate is fixed and thermally fused to the cap plate assembly.
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公开(公告)号：US20230282913A1
公开(公告)日：2023-09-07
申请号：US18179881
申请日：2023-03-07
申请人： SK On Co., Ltd.
发明人： Eun Soo CHO , Sung Yeop KIM , Ji Won NA , Gyu Rim PARK
IPC分类号： H01M50/143 , H01M10/052 , H01M50/383 , H01M50/119 , H01M50/121
CPC分类号： H01M50/143 , H01M10/052 , H01M50/383 , H01M50/119 , H01M50/121 , H01M2220/30
摘要： Provided is a secondary cell including a Y-type zeolite adsorbent. The secondary cell including a Y-type zeolite adsorbent of the present invention may remove gas such as carbon dioxide and hydrogen fluoride produced inside by adsorption to prevent a sealing part from being pushed, and improve stability such as maintaining secondary cell performance, increasing a cell life, and preventing ignition.
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公开(公告)号：US11710882B2
公开(公告)日：2023-07-25
申请号：US17478886
申请日：2021-09-18
发明人： Jianxiong Yang
IPC分类号： H01M50/591 , H01M50/143 , H01M50/54 , H01M50/547 , H01M50/383 , H01M50/593 , H01M50/50
CPC分类号： H01M50/591 , H01M50/143 , H01M50/383 , H01M50/50 , H01M50/54 , H01M50/547 , H01M50/593
摘要： The present disclosure relates a battery, including an electrode assembly, a first tab, a second tab, a cap plate assembly, a first electrode terminal, a second electrode terminal and a shaping plate. The electrode assembly includes a first electrode plate, a second electrode plate and a separator arranged between the first electrode plate and the second electrode plate; each of the first electrode terminal and the second electrode terminal is arranged on the cap plate assembly; the first electrode terminal is connected to the first electrode plate through the first tab; the second electrode terminal is connected to the second electrode plate through the second tab; the shaping plate is arranged between the cap plate assembly and the electrode assembly, and each of the first tab and the second tab is bent around the shaping plate; the shaping plate is fixed and thermally fused to the cap plate assembly.
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