SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME
A secondary battery according to the present invention comprises a pouch comprising an accommodation part accommodate the electrode assembly, a gas pocket part collecting a gas generated in the accommodation part, an edge sealing part provided along each of edge surfaces of the accommodation part an...
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Main Authors | , , , , |
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Format | Patent |
Language | English French German |
Published |
25.01.2023
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Subjects | |
Online Access | Get full text |
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Abstract | A secondary battery according to the present invention comprises a pouch comprising an accommodation part accommodate the electrode assembly, a gas pocket part collecting a gas generated in the accommodation part, an edge sealing part provided along each of edge surfaces of the accommodation part and the gas pocket part, and a corner sealing part provided on each of both ends of a boundary between the accommodation part and the gas pocket part to support the electrode assembly accommodated in the accommodation part, wherein the corner sealing part comprises a full-width support surface supporting one end in a full-width direction of the electrode assembly, which faces the gas pocket part, and a full-length support surface provided between the full-width support surface and the edge sealing part, having a width greater than that of the full-width support surface, and supporting one end in a full-length direction of the electrode assembly, which faces the edge sealing part, and the full-length support surface, the full-width support surface, and the edge sealing part are integrally connected to each other. |
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AbstractList | A secondary battery according to the present invention comprises a pouch comprising an accommodation part accommodate the electrode assembly, a gas pocket part collecting a gas generated in the accommodation part, an edge sealing part provided along each of edge surfaces of the accommodation part and the gas pocket part, and a corner sealing part provided on each of both ends of a boundary between the accommodation part and the gas pocket part to support the electrode assembly accommodated in the accommodation part, wherein the corner sealing part comprises a full-width support surface supporting one end in a full-width direction of the electrode assembly, which faces the gas pocket part, and a full-length support surface provided between the full-width support surface and the edge sealing part, having a width greater than that of the full-width support surface, and supporting one end in a full-length direction of the electrode assembly, which faces the edge sealing part, and the full-length support surface, the full-width support surface, and the edge sealing part are integrally connected to each other. |
Author | KIM, Ki Woong CHOI, Hyoung Sik KIM, Seok Je AN, In Gu OH, Yun Pyo |
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DocumentTitleAlternate | SEKUNDÄRBATTERIE UND VERFAHREN ZUR HERSTELLUNG DAVON BATTERIE SECONDAIRE ET SON PROCÉDÉ DE FABRICATION |
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Snippet | A secondary battery according to the present invention comprises a pouch comprising an accommodation part accommodate the electrode assembly, a gas pocket part... |
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SubjectTerms | BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY |
Title | SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME |
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