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US 12,712,226 B2Granted
Secondary battery
AssigneeSamsung SDI Co., Ltd.
InventorsJun Sun Yong, Hyun Soo Lee
Life of this patent
Estimating the term…
Abstract
A secondary battery includes: a case having a space therein; an electrode assembly accommodated in the space in the case; and a cap plate coupled to and sealing the case. The cap plate has a recessed portion and a vent hole in the recessed portion.
Claims9
A secondary battery comprising:
- a case having a space therein;
- an electrode assembly accommodated in the space in the case;
- and
- a cap plate coupled to and sealing the case, the cap plate having a protrusion formed by protruding at least one region of the cap plate towards the electrode assembly and a vent hole in the protrusion,
- wherein a vent plate sealing the vent hole and including a notch is disposed on the protrusion, and
- wherein a height of the protrusion is greater than a thickness of the vent plate and less than or equal to a thickness of the cap plate.
3 more elements
Dependencies are inferred from the claim text.