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公开(公告)号:US20210399373A1
公开(公告)日:2021-12-23
申请号:US17139261
申请日:2020-12-31
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/193 , H01M50/109 , H01M50/181 , H01M10/04 , H01M50/148
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case configured to be connected to the first electrode and accommodate the electrode assembly, and including an opening to expose the electrode assembly; a cap plate configured to be coupled to the case to cover an outer area of the opening, and including a through-hole to expose a central area of the opening; a terminal plate configured to cover the through-hole and to be connected to the second electrode; and a thermal-fusion layer configured to be arranged between the cap plate and the terminal plate and to insulation-bond the cap plate and the terminal plate, and the thermal-fusion layer includes a plurality of layers including a thermoplastic resin layer.
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公开(公告)号:US20230238663A1
公开(公告)日:2023-07-27
申请号:US18000819
申请日:2021-01-06
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/536 , H01M50/533 , H01M50/109 , H01M50/543 , H01M10/04 , H01M50/153
CPC分类号: H01M50/536 , H01M50/533 , H01M50/109 , H01M50/543 , H01M10/0427 , H01M50/153
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, a separator located between the first electrode and the second electrode, a first electrode tab extended from the first electrode, and a second electrode tab extended from the second electrode; a case connected to the first electrode tab to accommodate the electrode assembly, and including an opening portion to expose the electrode assembly; a cap plate coupled with the case to cover an outer peripheral region of the opening portion and including a through-hole to expose a center region of the opening portion; and a terminal plate connected to the second electrode tab to be insulation-bonded to the cap plate, and including a flange part covering the through-hole and a protruding part passing through the through-hole from a center portion of the flange part.
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公开(公告)号:US20230223580A1
公开(公告)日:2023-07-13
申请号:US18000272
申请日:2021-03-09
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M10/04 , H01M50/153 , H01M50/171 , H01M50/536 , H01M50/46
CPC分类号: H01M10/0427 , H01M50/153 , H01M50/171 , H01M50/536 , H01M50/46
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator disposed between the first electrode and the second electrode; a case that is connected to the first electrode to accommodate the electrode assembly and includes an opening exposing the electrode assembly; a cap plate configured to be coupled with the case to cover an outer area of the opening, and configured to include a through-hole exposing a central area of the opening; and a terminal plate that is insulation-bonded to the cap plate to cover the through-hole and is connected to the second electrode, wherein the terminal plate includes a first plate and a second plate.
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公开(公告)号:US20220006147A1
公开(公告)日:2022-01-06
申请号:US17224419
申请日:2021-04-07
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/181 , H01M50/547 , H01M50/533 , H01M50/153 , H01M50/559
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case including an inner space accommodating the electrode assembly, and an opening; a cap plate coupled to the case at the opening and including a terminal hole exposing the inner space; an electrode terminal electrically connected to the electrode assembly through the terminal hole and overlapping the cap plate; electrode tabs respectively connected to the first electrode and the second electrode; and an electrolyte solution in the inner space, and at least one electrode tab of the electrode tabs has an inclined portion that is inclined at a first angle with respect to a surface of the electrode assembly facing the at least one electrode tab.
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公开(公告)号:US20210408648A1
公开(公告)日:2021-12-30
申请号:US17178555
申请日:2021-02-18
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/547 , H01M50/562 , H01M50/533
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case connected to the first electrode and accommodating the electrode assembly, the case including an opening to receive the electrode assembly; a cap plate bonded to the case to cover an outer region of the opening and including a through-hole to expose a center region of the opening; a terminal plate bonded to and insulated from the cap plate, covering the through-hole, and connected to the second electrode; and a terminal plating layer coated on an upper surface of the terminal plate, and a thickness of a center portion of the terminal plating layer overlapping the through-hole is thicker than a thickness of an outer portion of the terminal plating layer overlapping the upper surface of the terminal plate.
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公开(公告)号:US20240274992A1
公开(公告)日:2024-08-15
申请号:US18642252
申请日:2024-04-22
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/533 , H01M50/591
CPC分类号: H01M50/533 , H01M50/591
摘要: A rechargeable battery includes: an electrode assembly including a first electrode tab and a second electrode tab; a case including an opening and receiving the electrode assembly to be connected to the first electrode tab; a cap assembly including a cap plate coupled to the case and covering the opening, and a terminal plate coupled to the cap plate and connected to the second electrode tab; a first insulating member between the second electrode tab and the cap plate; a second insulating member attached to a surface of the second electrode tab; and a third insulating member between the second electrode tab and the electrode assembly.
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公开(公告)号:US20230099401A1
公开(公告)日:2023-03-30
申请号:US17794242
申请日:2021-07-07
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/153 , H01M50/169 , H01M50/536 , H01M50/547 , H01M10/04
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case connected to the first electrode to house the electrode assembly and including an opening to expose the electrode assembly; a cap plate coupled with the case to cover an outer region of the opening and including a through-hole to expose a center region of the opening; and a terminal plate connected to the second electrode to be insulated from and bonded to the cap plate, and including a flange part covering the through-hole and a protruded part penetrating the through-hole from the flange part.
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公开(公告)号:US20210399389A1
公开(公告)日:2021-12-23
申请号:US17189730
申请日:2021-03-02
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/533 , H01M50/591
摘要: A rechargeable battery includes: an electrode assembly including a first electrode tab and a second electrode tab; a case including an opening and receiving the electrode assembly to be connected to the first electrode tab; a cap assembly including a cap plate coupled to the case and covering the opening, and a terminal plate coupled to the cap plate and connected to the second electrode tab; a first insulating member between the second electrode tab and the cap plate; a second insulating member attached to a surface of the second electrode tab; and a third insulating member between the second electrode tab and the electrode assembly.
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公开(公告)号:US20230275293A1
公开(公告)日:2023-08-31
申请号:US18313633
申请日:2023-05-08
发明人: Heejung KO , Kijung KIM , Yongjin PARK , Byongchul WOO , Jong-Ha LEE
IPC分类号: H01M50/181 , H01M50/559 , H01M50/533 , H01M50/547 , H01M50/153
CPC分类号: H01M50/181 , H01M50/559 , H01M50/533 , H01M50/547 , H01M50/153
摘要: A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case including an inner space accommodating the electrode assembly, and an opening; a cap plate coupled to the case at the opening and including a terminal hole exposing the inner space; an electrode terminal electrically connected to the electrode assembly through the terminal hole and overlapping the cap plate; electrode tabs respectively connected to the first electrode and the second electrode; and an electrolyte solution in the inner space, and at least one electrode tab of the electrode tabs has an inclined portion that is inclined at a first angle with respect to a surface of the electrode assembly facing the at least one electrode tab.
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公开(公告)号:US20230170593A1
公开(公告)日:2023-06-01
申请号:US17922952
申请日:2021-03-09
发明人: Heejung KO , Kijung KIM , Jong-Ha LEE , Yongjin PARK , Byongchul WOO
IPC分类号: H01M50/595 , H01M50/181 , H01M50/463 , H01M50/477 , H01M50/474 , H01M50/169 , H01M50/109 , H01M50/153
CPC分类号: H01M50/595 , H01M50/181 , H01M50/463 , H01M50/477 , H01M50/474 , H01M50/169 , H01M50/109 , H01M50/153
摘要: A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including a first electrode, a second electrode, and a separator positioned between the first electrode and the second electrode; a case having an internal space accommodating the electrode assembly and an opening with one opened side; a cap plate coupled to the opening of the case and having a terminal hole exposing the internal space; and an electrode terminal electrically connected to the electrode assembly through the terminal hole and overlapping the cap plate, wherein the separator has a greater width than the first electrode and the second electrode, and the separator is in contact with the internal bottom surface of the case.
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