公开(公告)号：US20230361413A1

公开(公告)日：2023-11-09

申请号：US18024896

申请日：2022-05-25

申请人： LG ENERGY SOLUTION, LTD.

发明人： Tae Geun KIM ,  Hyuk AN ,  Sangwook YIM ,  Young Bin LEE ,  Hyoungsuk LEE ,  Young Il YOON

IPC分类号： H01M50/276 ,  H01M50/211 ,  H01M50/262 ,  H01M50/224 ,  H01M10/6556 ,  H01M50/367

CPC分类号： H01M50/276 ,  H01M50/211 ,  H01M50/262 ,  H01M50/224 ,  H01M10/6556 ,  H01M50/367

摘要： Discussed is a battery module that may include a battery cell assembly including a first battery cell assembly and a second battery cell assembly in which a plurality of battery cells are stacked, respectively; an upper frame that houses an upper surface and opposite side surfaces of the battery cell assembly and is opened in front and rear surfaces; a lower frame that houses a lower surface and the opposite side surfaces of the battery cell assembly and is opened in front and rear surfaces; and end plates that are respectively located on a surface that is adjacent to an outer side from among front and rear surfaces of the first battery cell assembly and a surface that is adjacent to an outer side among front and rear surfaces of the second battery cell assembly, wherein the first battery cell assembly and the second battery cell assembly are arranged separately in a direction facing each other, and wherein the upper frame includes a material having a melting point higher than a melting point of a material constituting the lower frame.

公开(公告)号：US20230246311A1

公开(公告)日：2023-08-03

申请号：US17928884

申请日：2022-04-27

申请人： LG ENERGY SOLUTION, LTD.

发明人： Tae Geun KIM ,  Sang Wook YIM ,  Hyuk AN ,  Jong Hwa CHOI ,  Hyoung Suk LEE ,  YOUNG IL YOON

IPC分类号： H01M50/548 ,  H01M50/507

CPC分类号： H01M50/548 ,  H01M50/507

摘要： A battery module includes a case and a connection terminal including at least one pair of a positive electrode terminal and a negative electrode terminal disposed at a middle part of each of opposite side surfaces of the case. Each of the positive electrode terminal and the negative electrode terminal protrudes outwards. The positive electrode terminal, a gap between the positive electrode terminal and the negative electrode terminal, and the negative electrode terminal are disposed at equal intervals based on the center of the case.

公开(公告)号：US20230178859A1

公开(公告)日：2023-06-08

申请号：US17914701

申请日：2021-10-22

申请人： LG ENERGY SOLUTION, LTD.

发明人： Tae Geun KIM ,  Young Il YOON ,  Tae Kyeong LEE

IPC分类号： H01M50/517 ,  H01M50/503 ,  H02G5/02 ,  H01R4/30

CPC分类号： H01M50/517 ,  H01M50/503 ,  H02G5/02 ,  H01R4/308

摘要： A battery module includes a busbar. The busbar that electrically connects electrode leads protruding from an electrode assembly to the busbar. The battery module also includes a busbar frame accommodating the busbar. The busbar is fixed to the busbar frame. The battery module also includes a connection busbar connected to the busbar and a connection bolt connecting the busbar and the connection busbar together. The busbar includes a first screw thread, and the connection bolt is fixed to the first screw thread.

公开(公告)号：US20230318086A1

公开(公告)日：2023-10-05

申请号：US18022706

申请日：2022-05-25

申请人： LG ENERGY SOLUTION, LTD.

发明人： Tae Geun KIM ,  Hyuk AN ,  Sangwook YIM ,  Jonghwa CHOI ,  Hyoungsuk LEE ,  YOUNG IL YOON

IPC分类号： H01M10/6566 ,  H01M10/6551 ,  H01M10/613 ,  H01M50/30 ,  H01M50/383

CPC分类号： H01M10/6566 ,  H01M10/6551 ,  H01M10/613 ,  H01M50/394 ,  H01M50/383

摘要： A battery module includes a battery cell assembly in which a plurality of battery cells are stacked; a module frame that houses the upper and lower surface and both side surfaces of the battery cell assembly and is opened in its front and rear surfaces; a heat sink that is located on the module frame, but also includes a plurality of cooling flow paths; and a venting cover that is located on the heat sink, wherein the battery cell assembly includes a first battery cell assembly and a second battery cell assembly, and wherein the first battery cell assembly and the second battery cell assembly are arranged separately in a direction facing each other.

公开(公告)号：US20230166362A1

公开(公告)日：2023-06-01

申请号：US17913084

申请日：2021-07-08

申请人： LG ENERGY SOLUTION, LTD.

发明人： Jin Woo PARK ,  Tae Geun KIM ,  Kang Il LEE ,  Jae Hyun BAE

IPC分类号： B23K31/12 ,  B21D5/04 ,  B23K31/02 ,  B23K26/21 ,  B23K33/00 ,  B23K37/04 ,  H01M10/04 ,  H01M50/505 ,  H01M50/512 ,  H01M50/516 ,  H01M50/536

CPC分类号： B23K31/125 ,  B21D5/045 ,  B23K26/21 ,  B23K31/02 ,  B23K33/002 ,  B23K37/0443 ,  H01M10/0404 ,  H01M50/505 ,  H01M50/512 ,  H01M50/516 ,  H01M50/536 ,  B23K2101/38

摘要： Discussed is an electrode lead bending and welding apparatus including a base portion movable in a vertical direction and a horizontal direction, a bending portion attached to the base portion and extending away from the base portion, and a sensing portion attached to the bending portion and rotatable; . A welding between an electrode lead and a busbar of a battery cell is performed in the state in which the electrode lead is bent by the bending portion, . Also discussed is an electrode lead welding method using the electrode lead bending and welding apparatus.

公开(公告)号：US20230327263A1

公开(公告)日：2023-10-12

申请号：US18027058

申请日：2022-06-16

申请人： LG ENERGY SOLUTION, LTD.

发明人： Jin Woo PARK ,  Bok Gun LEE ,  Tae Geun KIM

IPC分类号： H01M50/262 ,  H01M50/211 ,  H01M50/227

CPC分类号： H01M50/262 ,  H01M50/211 ,  H01M50/227

摘要： Discussed is battery pack case configured to receive a battery cell stack constituted by a plurality of battery cells stacked therein, the battery pack case including a first case configured to allow the battery cell stack to be mounted therein and a second case coupled to the first case, the second case being configured to cover the battery cell stack, wherein the first case includes a first flat panel portion and a first side portion, wherein the second case includes a second flat panel portion and a second side portion, and wherein a thickness of the second flat panel portion of the second case is less than the thickness of the second side portion of the second case.