BUTTON CELL
A button cell includes: an electrode assembly that includes 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...
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| Format: | Patent |
| Sprache: | eng ; fre ; ger |
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| Zusammenfassung: | A button cell includes: an electrode assembly that includes 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 that is coupled to the case to cover an outer area of the opening and includes a through-hole exposing a central area of the opening; a terminal plate that is connected to the second electrode to be insulated from and bonded to the cap plate and covers the through-hole; a bonding layer that is disposed between the cap plate and the terminal plate and insulates and bonds between the cap plate and the terminal plate; and an insulating structure that is adjacent to the bonding layer and is disposed between the cap plate and an edge of the terminal plate. |
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