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US 2026/0237793 A1Published application
Electrode Stack and Battery System Including Electrode Stack
AssigneeLG Energy Solution, Ltd.
InventorsJae Hyeok Choi, Sung Hyun Kim, Dong Hun Song, Ki Hyun Park, Xu Yang, Soo Hwang Lee
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Abstract
An electrode stack may include an upper surface forming the upper outer periphery of electrodes stacked in the vertical stacking direction, a lower surface forming the lower outer periphery of the electrodes, and side surfaces connecting the upper surface and the lower surface along the stacking direction, wherein the upper surface and the lower surface may be bent along the stacking direction, and when viewed from above, the upper surface may have corner portions formed in different shapes.
Claims15
An electrode stack comprising:
- an upper surface forming an upper outer periphery of electrodes stacked in a stacking direction;
- a lower surface forming a lower outer periphery of the electrodes;
- and
- side surfaces connecting the upper surface and the lower surface along the stacking direction,
- wherein the upper surface and the lower surface are bent along the stacking direction, and
- the upper surface has corner portions formed in different shapes.
3 more elements
A battery system comprising:
- a battery unit having a bending portion having a bent shape that defines a receiving space for accommodating an electrode stack therein;
- and
- an electrode stack disposed in the receiving space,
- wherein the electrode stack comprises:
- an upper surface forming an upper outer periphery of electrodes stacked in a stacking direction;
- a lower surface forming a lower outer periphery of the electrodes;
- and
- side surfaces connecting the upper surface and the lower surface along the stacking direction,
- wherein the upper surface and the lower surface are bent along the stacking direction, and
- the upper surface has corner portions formed in different shapes.
7 more elements
Dependencies are inferred from the claim text.