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US 2026/0066441 A1Published application
Battery cell and battery module including the same
AssigneeSamsung SDI Co., Ltd.
InventorYEONGYEONG CHOI
Life of this patent
Estimating the term…
Abstract
A battery cell includes an electrode assembly comprising a positive electrode and a negative electrode, a case accommodating the electrode assembly, the case having an open portion in one surface thereof, a cap plate part covering the open portion, the cap plate part being coupled to the case, a vent part on the cap plate part, the vent part having a gas flow path depending on an internal pressure of the case, and an opening/closing part on one surface of the case and facing the vent part, the opening/closing part configured to open and close the gas flow path.
Claims20
A battery cell, comprising:
- an electrode assembly comprising a positive electrode and a negative electrode;
- a case accommodating the electrode assembly, the case having an open portion in one surface thereof;
- a cap plate part covering the open portion, the cap plate part being coupled to the case;
- a vent part on the cap plate part, the vent part having a gas flow path depending on an internal pressure of the case;
- and
- an opening/closing part on one surface of the case and facing the vent part, the opening/closing part configured to open and close the gas flow path.
3 more elements
A battery module, comprising:
- a plurality of battery cells arranged in a preset direction;
- a module housing accommodating the plurality of battery cells;
- and
- connecting tabs electrically connecting the plurality of battery cells,
- wherein each of the battery cells comprises:
- an electrode assembly comprising a positive electrode and a negative electrode;
- a case accommodating the electrode assembly, the case having an open portion in one surface thereof;
- a cap plate part covering the open portion, the cap plate part coupled to the case;
- a vent part on the cap plate part, the vent part having a gas flow path depending on an internal pressure of the case;
- and
- an opening/closing part on one surface of the case, the opening/closing part facing the vent part, the opening/closing part being configured to open and close the flow path provided in the vent part.
8 more elements
Dependencies are inferred from the claim text.