Secondary battery and battery pack including the same
AssigneeSamsung SDI Co., Ltd.
InventorsSang Won KIM, Yeon Ho JUNG, Soo Min BAEK
Life of this patent
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Abstract
A secondary battery and a battery pack are disclosed. A secondary battery includes a case having an opening, an electrode assembly accommodated in the case, an electrode tab electrically connected to the electrode assembly, a cap plate to close the opening, a terminal including a terminal body passing through the cap plate, and a plate coupling portion located inside the case and connected to the terminal body, and a connection plate including an electrode tab coupling portion welded to the electrode tab, and a terminal coupling portion welded to the plate coupling portion.
Claims20
A secondary battery comprising:
- a case having an opening;
- an electrode assembly accommodated in the case;
- an electrode tab electrically connected to the electrode assembly;
- a cap plate to close the opening;
- a terminal comprising a terminal body passing through the cap plate, and a plate coupling portion located inside the case and connected to the terminal body;
- and
- a connection plate comprising an electrode tab coupling portion welded to the electrode tab, and a terminal coupling portion welded to the plate coupling portion.
A battery pack comprising:
- a housing;
- and
- a plurality of secondary batteries accommodated in the housing,
- wherein each of the secondary batteries comprises:
- a case having an opening;
- an electrode assembly accommodated in the case;
- a first electrode tab electrically connected to the electrode assembly;
- a cap plate to close the opening;
- a first terminal comprising a first terminal body passing through the cap plate, and a first plate coupling portion located inside the case and connected to the first terminal body;
- and
- a first connection plate comprising a first electrode tab coupling portion welded to the first electrode tab, and a first terminal coupling portion welded to the first plate coupling portion.
Dependencies are inferred from the claim text.