(19)
(11)EP 4 044 332 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
07.09.2022 Bulletin 2022/36

(43)Date of publication A2:
17.08.2022 Bulletin 2022/33

(21)Application number: 22152262.6

(22)Date of filing:  19.01.2022
(51)International Patent Classification (IPC): 
H01M 50/179(2021.01)
H01M 10/04(2006.01)
H01M 50/152(2021.01)
H01M 50/184(2021.01)
H01M 50/531(2021.01)
H01M 50/536(2021.01)
H01M 50/534(2021.01)
H01M 50/586(2021.01)
H01M 50/198(2021.01)
H01M 50/538(2021.01)
H01M 50/107(2021.01)
H01M 50/167(2021.01)
H01M 50/186(2021.01)
H01M 50/533(2021.01)
H01M 50/188(2021.01)
H01M 50/545(2021.01)
H01M 50/593(2021.01)
(52)Cooperative Patent Classification (CPC):
H01M 10/0431; H01M 50/536; H01M 50/186; H01M 2220/20; H01M 50/107; H01M 50/152; H01M 50/167; H01M 50/184; H01M 50/538; H01M 50/179; H01M 50/534; H01M 50/545; H01M 50/188; H01M 50/586; H01M 50/593; H01M 50/213; H01M 50/249; H01M 50/503
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30)Priority: 19.01.2021 KR 20210007278
19.02.2021 KR 20210022894
19.02.2021 KR 20210022891
19.02.2021 KR 20210022897
19.02.2021 KR 20210022881
23.02.2021 KR 20210024424
08.03.2021 KR 20210030300
08.03.2021 KR 20210030291
09.04.2021 KR 20210046798
04.05.2021 KR 20210058183
14.06.2021 KR 20210077046
28.06.2021 KR 20210084326
01.10.2021 KR 20210131225
01.10.2021 KR 20210131208
01.10.2021 KR 20210131205
01.10.2021 KR 20210131207
01.10.2021 KR 20210131215
14.10.2021 KR 20210137001
15.10.2021 KR 20210137856
22.10.2021 KR 20210142196
09.11.2021 KR 20210153472
19.11.2021 KR 20210160823
24.11.2021 KR 20210163809
26.11.2021 KR 20210165866
03.12.2021 KR 20210172446
10.12.2021 KR 20210177091
31.12.2021 KR 20210194611
31.12.2021 KR 20210194612
31.12.2021 KR 20210194572
31.12.2021 KR 20210194593
31.12.2021 KR 20210194610
05.01.2022 KR 20220001802

(71)Applicant: LG Energy Solution, Ltd.
Seoul 07335 (KR)

(72)Inventors:
  • LIM, Jae-Won
    07335 Seoul (KR)
  • KIM, Hak-Kyun
    07335 Seoul (KR)
  • LEE, Je-Jun
    07335 Seoul (KR)
  • JUNG, Ji-Min
    07335 Seoul (KR)
  • CHOI, Su-Ji
    07335 Seoul (KR)
  • HWANGBO, Kwang-Su
    07335 Seoul (KR)
  • KIM, Do-Gyun
    07335 Seoul (KR)
  • MIN, Geon-Woo
    07335 Seoul (KR)
  • LIM, Hae-Jin
    07335 Seoul (KR)
  • JO, Min-Ki
    07335 Seoul (KR)
  • KIM, Jae-Woong
    07335 Seoul (KR)
  • PARK, Jong-Sik
    07335 Seoul (KR)
  • CHOE, Yu-Sung
    07335 Seoul (KR)
  • LEE, Byoung-Gu
    07335 Seoul (KR)
  • RYU, Duk-Hyun
    07335 Seoul (KR)
  • LEE, Kwan-Hee
    07335 Seoul (KR)
  • LEE, Jae-Eun
    07335 Seoul (KR)
  • KANG, Bo-Hyun
    07335 Seoul (KR)
  • KONG, Jin-Hak
    07335 Seoul (KR)
  • LEE, Soon-O
    07335 Seoul (KR)
  • CHOI, Kyu-Hyun
    07335 Seoul (KR)
  • PARK, Pil-Kyu
    07335 Seoul (KR)

(74)Representative: Goddar, Heinz J. 
Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22
80336 München
80336 München (DE)

  


(54)BATTERY WITH CURRENT COLLECTOR, BATTERY PACK AND VEHICLE INCLUDING SUCH BATTERY


(57) A according to an embodiment of the present invention includes an electrode assembly (10) including a first electrode, a second electrode and a separator interposed between the first electrode and the second electrode wound around a winding axis, defining a core and an outer circumferential surface, wherein the first electrode includes a first uncoated region (11) which is not coated with an active material layer and is exposed to outside of the separator at an end of a long side along a winding direction, and at least part of the first uncoated region (11) itself is used as an electrode tab; a battery housing (20) having an open portion on one side to accommodate the electrode assembly (10) through the open portion; a first current collector (30) including a support portion (31) positioned on the electrode assembly (10), a first tab coupling portion (32) extending from the support portion (31) and coupled with the first uncoated region (11) and a first housing coupling portion (33) extending from the support portion (31) and electrically coupled onto an inner surface of the battery housing (20); and a housing cover (40) which closes the open portion.







Search report












Search report