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US 2026/0094903 A1Published application
Battery and method of manufacturing same
AssigneeSamsung SDI Co., Ltd.
InventorTaewoong Jang
Life of this patent
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Abstract
A battery includes a wound electrode assembly having a first electrode, a second electrode, and a separator between the first electrode and the second electrode, a case accommodating the electrode assembly, the case including an opening on one side, a cap assembly sealing the opening, an insulating sheet between the cap assembly and the electrode assembly, and a lithium metal layer on the insulating sheet facing the cap assembly.
Claims20
A battery, comprising:
- a wound electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode;
- a case accommodating the electrode assembly;
- the case including an opening on one side;
- a cap assembly sealing the opening;
- an insulating sheet between the cap assembly and the electrode assembly;
- and
- a lithium metal layer on the insulating sheet facing the cap assembly.
4 more elements
A method of manufacturing a battery, the method comprising:
- preparing an electrode assembly by winding a first electrode, a second electrode, and a separator, the separator being between the first electrode and the second electrode;
- preparing a case with an opening formed on one side thereof;
- inserting the electrode assembly into the case through the opening;
- positioning an insulating sheet on one side of the electrode assembly, the one side of the electrode assembly facing the opening;
- and
- sealing the opening by joining a cap assembly to the case,
- wherein a lithium metal layer is positioned on a surface of the insulating sheet facing the cap assembly.
4 more elements
Dependencies are inferred from the claim text.