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公开(公告)号：EP4439797A2
公开(公告)日：2024-10-02
申请号：EP24166020.8
申请日：2024-03-25
发明人： WOO, Beomjun , JEON, Jeehoon , MOON, Soodeok , JI, Taeho
IPC分类号： H01M10/613 , H01M10/625 , H01M10/647 , H01M10/6551 , H01M10/6554 , H01M10/6556 , H01M10/6561 , H01M50/209 , H01M50/258 , H01M50/262 , H01M50/271 , H01M50/342 , H01M50/367 , H01M50/507
CPC分类号： H01M10/613 , H01M10/625 , H01M10/647 , H01M10/6554 , H01M10/6551 , H01M10/6561 , H01M50/209 , H01M2220/2020130101 , H01M50/507 , H01M10/6556 , H01M50/271 , H01M50/258 , H01M50/262 , H01M50/342 , H01M50/367
摘要： A battery module assembly includes: a frame; a plurality of battery modules accommodated in a lower portion of the frame, each of which includes a battery cell; and a protective cover extending across and protecting lower portions of the battery modules. The frame includes a plurality of support fixing portions extending in a length direction in which each of the battery modules extends and supports both sides of the battery modules. The battery modules further include fastening flanges protruding in directions from end portions adjacent to the support fixing portions and overlapping the support fixing portions in a vertical direction, and the battery modules are fixed to the lower portion of the frame by using fixing members that extend through the fastening flanges from lower sides of the fastening flanges and are accommodated in the support fixing portions.
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公开(公告)号：EP4425677A1
公开(公告)日：2024-09-04
申请号：EP23843264.5
申请日：2023-07-12
发明人： PARK, Jin Yong , KWON, Wooyong , KIM, Seung Joon , KIM, Insoo , SHIN, Song Ju , LEE, Myungwoo , JUNG, Seyun , CHI, Ho June
IPC分类号： H01M50/383 , H01M50/184 , H01M50/211 , H01M50/249 , H01M50/251 , H01M50/342
CPC分类号： Y02E60/10 , H01M50/249 , H01M50/342 , H01M50/211 , H01M50/184 , H01M50/383 , H01M50/251
摘要： A battery pack according to an embodiment of the present invention includes a plurality of battery cells in which battery cells each including a sealing portion are stacked in one direction, a cell cover that covers at least a part of the plurality of battery cells, a venting passage formed between the sealing portion of the plurality of battery cells and the cell cover, and an adhesive layer disposed on an inner surface of the venting passage.
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公开(公告)号：EP4414683A1
公开(公告)日：2024-08-14
申请号：EP23846927.4
申请日：2023-07-21
发明人： KIM, Kyung Min , CHOI, Nak Hee
IPC分类号： G01N1/22 , G01N33/00 , H01M50/342
CPC分类号： H01M50/342 , G01N33/00 , G01N1/22
摘要： The present invention relates to a gas collection device, and aims to provide a gas collection device that is capable of providing gas concentration optimized for an analysis device by controlling the space where gas is diffused when collecting gas generated from a battery.
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公开(公告)号：EP4404357A1
公开(公告)日：2024-07-24
申请号：EP22947724.5
申请日：2022-11-30
发明人： KE, Jianhuang , CHEN, Xiaobo , LI, Yao
IPC分类号： H01M50/30 , H01M50/358 , H01M50/367
CPC分类号： Y02E60/10 , H01M50/367 , H01M50/30 , H01M50/358 , H01M50/342 , H01M50/244 , H01M10/42 , H01M50/35 , H01M50/209 , H01M50/3425 , H01M2200/2020130101 , H01M50/147
摘要： Embodiments of the present application provide a battery, comprising: a box comprising an electrical cavity; a battery cell accommodated in the electrical cavity, a first wall of the battery cell being provided with a pressure relief mechanism; a first pathway and a second pathway, the first pathway and the second pathway being configured to be capable of communicating with an interior of the battery cell via the pressure relief mechanism when the pressure relief mechanism is actuated, wherein the first pathway is used to discharge emissions discharged from the pressure relief mechanism into the electrical cavity, and the second pathway is used to discharge the emissions discharged from the pressure relief mechanism out of the electrical cavity; a first balance valve for discharging emissions passing through the first pathway out of the box; and a second balance valve for discharging emissions passing through the second pathway out of the box. The battery and the electrical device of embodiments of the present application can improve the safety performance of the battery.
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公开(公告)号：EP4395037A1
公开(公告)日：2024-07-03
申请号：EP22895888.0
申请日：2022-10-26
发明人： CHOI, Giyoung , LEE, Suhang , KIM, Yongil , NOH, Yuhan , KIM, Dongwook , KWON, Yonghwan
IPC分类号： H01M50/342 , H01M50/178 , H01M50/105 , H01M50/211
CPC分类号： Y02E60/10 , H01M50/105 , H01M50/342 , H01M50/211 , H01M50/178
摘要： A secondary battery according to an embodiment of the present invention includes: an electrode assembly; and a pouch-type casing in which the electrode assembly is embedded, the pouch-type casing including upper and lower casings thermally bonded to each other, in which the pouch-type casing includes a sealing part formed along at least a part of an edge of the pouch-type casing and formed by thermally bonding the upper and lower casings, in which electrode leads connected to the electrode assembly protrude from sides of the pouch-type casing, in which the sealing part includes a notch portion formed at any one end of the side from which the electrode leads protrude, and in which the notch portion has a curvature which is recessed toward the inside of the pouch-type casing.
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公开(公告)号：EP4376195A1
公开(公告)日：2024-05-29
申请号：EP22209076.3
申请日：2022-11-23
发明人： Parz, Peter , Kondor, Istvan , Killmann, Jörg
IPC分类号： H01M50/342 , H01M10/613 , H01M50/103 , H01M50/209 , H01M50/242 , H01M10/625 , H01M10/6556
CPC分类号： H01M50/103 , H01M2200/2020130101 , H01M50/209 , H01M50/242 , H01M10/613 , H01M50/342 , H01M10/625 , H01M10/6556 , H01M50/3425
摘要： The present disclosure refers to a battery cell comprising: a housing having a prismatic shape; an electrode assembly fixedly arranged inside the housing; wherein the housing comprises a venting side and at least on terminal side being different from the venting side; wherein at least one terminal is arranged on each of the terminal sides; wherein the venting side comprises venting valve; wherein the venting valve is configured for being in a closed state and in an open state and is further configured for switching between the closed state and the open state; and wherein the venting valve, when being in the open state, provides a vent opening in the venting side, the vent opening extending over a part of the area of the venting side being sufficient to eject at least parts of the battery cell's electrode assembly. The disclosure further refers to a battery module comprising a plurality of battery cells as described before, and a vehicle comprising such a battery module.
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公开(公告)号：EP4376191A1
公开(公告)日：2024-05-29
申请号：EP23843280.1
申请日：2023-07-14
发明人： PARK, Jin-Yong , KWON, Woo-Yong , LEE, Myung-Woo , KIM, Seung-Joon , KIM, In-Soo , CHUNG, Se-Yun , CHI, Ho-June
IPC分类号： H01M50/264 , H01M50/211 , H01M50/249 , H01M50/342 , H01M50/317 , H01M10/44 , H01M50/24 , H01M50/209
CPC分类号： Y02E60/10 , H01M50/249 , H01M50/264 , H01M50/342 , H01M50/211 , H01M10/44 , H01M50/317 , H01M50/24 , H01M50/209
摘要： Provided are a battery cell block, and a battery pack and a vehicle including the same. A battery cell block according to an embodiment of the present disclosure includes a plurality of cell units including one or more pouch-type battery cells and a cell cover configured to surround the one or more pouch-type battery cells, the plurality of cell units being stacked in at least one direction, and a fixing member configured to fix a stacked state of the plurality of cell units by surrounding a stack of the plurality of cell units.
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8.发明公开
公开(公告)号：EP4366073A1
公开(公告)日：2024-05-08
申请号：EP22887718.9
申请日：2022-10-28
发明人： CHOI, Jin-Yi , RYU, Duk-Hyun
IPC分类号： H01M50/583 , H01M50/595 , H01M50/586 , H01M50/538 , H01M10/04 , H01M50/593 , H01M50/342 , H01M50/249
CPC分类号： Y02E60/10 , Y02P70/50 , B60L50/64 , H01M10/04 , H01M50/107 , H01M50/249 , H01M50/342 , H01M50/502 , H01M50/531 , H01M50/538 , H01M50/583 , H01M50/586 , H01M50/593 , H01M50/595
摘要： Disclosed is a cylindrical battery cell, and a battery pack and a vehicle including the same. The cylindrical battery cell includes a jelly-roll type electrode assembly having a structure in which a first electrode plate and a second electrode plate, each having a sheet shape, are wound in one direction with a separator being interposed therebetween, the first electrode plate including a first uncoated region in which an active material layer is not coated at an end of a long side, the first uncoated region forming a plurality of winding turns with respect to a center of the electrode assembly and being exposed to the outside of the separator to be used as an electrode tab by itself; a battery can having an open portion in which the electrode assembly is accommodated and a partial closed portion provided at a side opposite thereto, the battery can being electrically connected to the second electrode plate; a current collector plate electrically connected to the first uncoated region of the first electrode plate and having a fusing portion that is cut off when an overcurrent flows; and a cell terminal connected to the current collector plate through a through-hole of the closed portion of the battery can.
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公开(公告)号：EP4362196A1
公开(公告)日：2024-05-01
申请号：EP22881303.6
申请日：2022-10-11
发明人： CHOI, Hongjun , KIM, Dongyeon , KONG, Jinhak
IPC分类号： H01M50/342 , H01M50/178 , H01M50/105
CPC分类号： Y02E60/10 , H01M50/105 , H01M50/342 , H01M50/178
摘要： A battery cell according to an embodiment of the present invention includes a battery case including an electrode assembly mounted in a storage portion and a sealing portion having a structure in which an outer periphery thereof is sealed; and an electrode lead electrically connected to an electrode tab included in the electrode assembly and protruding in an outer direction of the battery case via the sealing portion. The sealing portion includes a gas discharge portion, a part of the sealing portion in which the gas discharge portion is not located is formed in a first sealing pattern, the gas discharge portion is formed in a second sealing pattern, and the first sealing pattern and the second sealing pattern are different from each other.
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公开(公告)号：EP4358263A1
公开(公告)日：2024-04-24
申请号：EP23824053.5
申请日：2023-03-24
发明人： KIM, Doo Seung , SIM, Il Suk , CHOO, Yeon Chul
IPC分类号： H01M50/342 , H01M50/358 , H01M50/204
CPC分类号： Y02E60/10 , H01M50/204 , H01M50/358 , H01M50/342
摘要： Disclosed herein relates to a gas venting device, and a battery module and a battery pack including the same, in which, by reducing and increasing the cross-sectional area of a flow path according to the gas discharge direction, a larger flow rate of gas can be discharged even when using a venting disk of the same area.
In addition, a venting disk can be installed on the outlet side of the gas discharge flow path to achieve effects such as protecting internal components, and the like.
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