Battery cell
AssigneeSK On Co., Ltd.
InventorsHoemin CHEONG, Seong Che PARK, Seung Hoon JU
Life of this patent
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Abstract
A battery cell according to an embodiment of the present disclosure includes an electrode assembly; a case including at least one opening and including an accommodation portion accommodating the electrode assembly; and a cap assembly coupled to the case, wherein the cap assembly includes a cap plate coupled to the opening; and a cap insulator disposed between the cap plate and the electrode assembly to insulate the cap plate from the electrode assembly, and wherein the cap insulator includes a first insulator formed of a first material, and a second insulator formed of a second material, different from the first material.
Claims18
A battery cell comprising:
- an electrode assembly;
- a case including at least one opening and forming an accommodation portion accommodating the electrode assembly;
- and
- a cap assembly coupled to the case,
- wherein the cap assembly includes:
- a cap plate coupled to the opening;
- and
- a cap insulator disposed between the cap plate and the electrode assembly to insulate the cap plate from the electrode assembly, and
- wherein the cap insulator includes a first insulator formed of a first material, and a second insulator formed of a second material, different from the first material.
A battery cell comprising:
- a case including at least one opening;
- and
- a cap assembly accommodating an electrode assembly together with the case,
- wherein the cap assembly includes:
- a cap plate coupled to the opening;
- and
- a cap insulator disposed between the cap plate and the electrode assembly to insulate the cap plate from the electrode assembly,wherein the cap insulator includes a first insulator formed of a first material, and a second insulator formed of a second material, different from the first material, and
- wherein the first insulator and the second insulator are integrally manufactured through injection molding.
Dependencies are inferred from the claim text.