Rechargeable battery
AssigneesRobert Bosch GmbH, Samsung SDI Co., Ltd.
InventorsIn KIM, Eun-Jung KIM
Life of this patent
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Abstract
A rechargeable battery includes an electrode assembly including a separator and electrode layers on opposite sides of the separator, the electrode assembly being wound such that curved surface portions are at opposing sides of the electrode assembly and a plane surface portion is between the curved surface portions, a pressing member that presses at least one part of the curved surface portions and the plane surface portion, a case containing the pressing member and the electrode assembly, and a cap plate electrically connected to the electrode assembly and coupled to the case.
Claims13
A rechargeable battery, comprising:
- an electrode assembly including a separator and electrode layers on opposite sides of the separator, the electrode assembly being wound such that curved surface portions are at opposing sides of the electrode assembly and a plane surface portion is between the curved surface portions;
- a pressing member that presses at least one part of the curved surface portions and the plane surface portion;
- a case containing the pressing member and the electrode assembly;
- and
- a cap plate electrically connected to the electrode assembly and coupled to the case.
Dependencies are inferred from the claim text.