Some content of this application is unavailable at the moment.
If this situation persist, please contact us atFeedback&Contact
1. (WO2019050177) POUCH-TYPE SECONDARY BATTERY
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2019/050177 International Application No.: PCT/KR2018/009137
Publication Date: 14.03.2019 International Filing Date: 09.08.2018
IPC:
H01M 2/34 (2006.01) ,H01M 2/26 (2006.01) ,H01M 2/02 (2006.01)
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2
Constructional details, or processes of manufacture, of the non-active parts
20
Current-conducting connections for cells
34
with provision for preventing undesired use or discharge
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2
Constructional details, or processes of manufacture, of the non-active parts
20
Current-conducting connections for cells
22
Fixed connections, i.e. not intended for disconnection
26
Electrode connections
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
2
Constructional details, or processes of manufacture, of the non-active parts
02
Cases, jackets, or wrappings
Applicants:
주식회사 엘지화학 LG CHEM, LTD. [KR/KR]; 서울시 영등포구 여의대로 128 128, Yeoui-daero, Yeongdeungpo-gu, Seoul 07336, KR
Inventors:
박종필 PARK, Jong Pil; KR
최승돈 CHOI, Seung Don; KR
Agent:
특허법인 태평양 BAE, KIM & LEE IP GROUP; 서울시 서초구 강남대로 343, 11층 11th Floor, 343, Gangnam-daero, Seocho-gu, Seoul 06626, KR
Priority Data:
10-2017-011461307.09.2017KR
Title (EN) POUCH-TYPE SECONDARY BATTERY
(FR) BATTERIE SECONDAIRE DE TYPE POCHE
(KO) 파우치 형 이차 전지
Abstract:
(EN) A pouch-type secondary battery according to an embodiment of the present invention for resolving the above-described problem comprises: an electrode assembly in which a separator and an electrode having a positive electrode and a negative electrode are stacked; a pouch-type battery case which accommodates the electrode assembly; an electrode tab which is connected to the electrode and protrudes from one side of the electrode assembly; a first electrode lead having one end connected to the electrode tab; a second electrode lead which has one end connected to the other end of the first electrode lead and the other end protruding to the outside of the battery case; and a connection part for adhering and connecting the first electrode lead and the second electrode lead to each other, wherein, on at least one among the first and second electrode leads, at least one notch is formed in the adhering surfaces adhered to each other through the connection part.
(FR) Une batterie secondaire de type poche selon un mode de réalisation de la présente invention pour résoudre le problème décrit ci-dessus comprend : un ensemble d'électrodes dans lequel un séparateur et une électrode ayant une électrode positive et une électrode négative sont empilés ; un bac de batterie de type poche qui loge l'ensemble d'électrodes ; une languette d'électrode qui est reliée à l'électrode et fait saillie à partir d'un côté de l'ensemble d'électrodes ; un premier fil d'électrode ayant une extrémité reliée à la languette d'électrode ; un second fil d'électrode qui a une extrémité reliée à l'autre extrémité du premier fil d'électrode et l'autre extrémité faisant saillie vers l'extérieur du bac de batterie ; et une partie de connexion pour faire adhérer et connecter le premier fil d'électrode et le second fil d'électrode l'un à l'autre, sur au moins un fil parmi les premier et second fils d’électrode, au moins une encoche est formée dans les surfaces adhérentes collées l'une à l'autre par l'intermédiaire de la partie de connexion.
(KO) 상기 과제를 해결하기 위한 본 발명의 실시예에 따른 파우치 형 이차 전지는 양극 및 음극을 포함하는 전극과, 분리막이 적층되는 전극 조립체; 상기 전극 조립체를 수용하는 파우치 형태의 전지 케이스; 상기 전극과 연결되며 상기 전극 조립체의 일측으로부터 돌출되는 전극 탭; 일단이 상기 전극 탭과 연결되는 제1 전극 리드; 일단이 상기 제1 전극 리드의 타단과 연결되고, 타단이 상기 전지 케이스의 외부로 돌출되는 제2 전극 리드; 및 상기 제1 전극 리드 및 상기 제2 전극 리드를 서로 접착시켜 연결하는 연결부;를 포함하되, 상기 제1 및 제2 전극 리드 중 적어도 하나에는, 상기 연결부를 통해 서로에게 접착되는 접착면에 적어도 하나의 노치가 형성된다.
front page image
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Korean (KO)
Filing Language: Korean (KO)