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US 8,709,649 B2Granted
Electrode tab for secondary battery and secondary battery using the same
AssigneeSamsung SDI Co., Ltd.
InventorJang-Ho Lee
Life of this patent
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Abstract
A secondary battery includes an electrode assembly having a first electrode plate electrically connected to a first electrode tab and a second electrode plate electrically connected to a second electrode tab and an outer casing housing the electrode assembly. At least one of the first electrode tab or the second electrode tab includes at least one first groove extending in a longitudinal direction.
Claims11
A secondary battery comprising:
- an outer casing including an open portion;
- an electrode assembly within the outer casing;
- a cap assembly on the open portion of the outer casing;
- and
- electrode tabs electrically connecting the electrode assembly with the cap assembly,
- wherein each of the electrode tabs includes a first side and a second side, wherein a length of the first side is larger than a length of the second side,
- wherein at least one of the electrode tabs comprises a first longitudinal groove extending in a direction parallel with the first side of the electrode tabs.
4 more elements
A pouch-type secondary battery comprising:
- an electrode assembly including a first electrode plate, a second electrode plate and a separator between the first electrode plate and the second electrode plate;
- a pouch-type outer casing accommodating the electrode assembly and sealed at a sealing part;
- a first electrode tab electrically connected with the first electrode plate;
- and
- a second electrode tab electrically connected with the second electrode plate,
- wherein the first electrode tab and the second electrode tab traverse the sealing part of the pouch-type outer casing,
- wherein at least one of the first electrode tab or the second electrode tab comprises a first longitudinal groove extending to the outside of the pouch-type outer casing.
4 more elements
Dependencies are inferred from the claim text.