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US 2026/0066439 A1Published application
Secondary battery and method for manufacturing thereof
AssigneeSamsung SDI Co., Ltd.
InventorTaewoong JANG
Life of this patent
Estimating the term…
Abstract
A secondary battery includes an electrode assembly, a case accommodating the electrode assembly, the case including an opening on one side thereof, a cap assembly seated in the opening of the case, the cap assembly including a vent hole penetrating the cap assembly in a first direction, and a sealing member in the vent hole, the sealing member including a degassing passage in the first direction.
Claims20
A secondary battery, comprising:
- an electrode assembly;
- a case accommodating the electrode assembly, the case including an opening on one side thereof,
- a cap assembly seated in the opening of the case, the cap assembly including a vent hole penetrating the cap assembly in a first direction;
- and
- a sealing member in the vent hole, the sealing member including a degassing passage in the first direction.
2 more elements
A secondary battery, comprising:
- an electrode assembly;
- a case accommodating the electrode assembly, the case including an opening on one side thereof and a vent hole penetrating one surface of the case;
- a cap assembly sealing the opening of the case;
- and
- a sealing member in the vent hole, the sealing member including a degassing passage in a first direction.
2 more elements
A manufacturing method of a secondary battery, the method comprising:
- inserting a sealing member into a vent hole formed by penetrating a cap assembly in a first direction;
- inserting an electrode assembly into a case through an opening formed on one side of the case;
- sealing the case by seating the cap assembly, into which the sealing member is inserted, at the opening;
- and
- inserting a needle into the sealing member and degassing gas inside the case through the needle.
2 more elements
Dependencies are inferred from the claim text.