Lead tab for secondary battery, manufacturing apparatus thereof, and secondary battery comprising same
US12308475B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Nov 23, 2018 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Sep 23, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lead tab for a secondary battery, according to an embodiment of the present invention, includes a metal lead having a long rectangular plate shape in a first direction, a first insulation film formed on a lower surface of the metal lead in a second direction crossing the first direction, and a second insulation film formed on an upper surface of the metal lead in the second direction so as to correspond to the first insulation film, wherein each of the first insulation film and the second insulation film has a magnetic member which is induction-heated by an alternating magnetic field.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.