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US 12,759,009 B2Granted
Coating die for lithium secondary battery including removable spacer shims
AssigneeLG Energy Solution, Ltd.
InventorsYoonju Han, Byoung Hoon Ahn, Hyeong Geun Chae, Hyunwoo Choi
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Abstract
The present disclosure relates to a coating die for a lithium secondary battery. The coating die includes an upper die plate, a lower die plate, and a shim assembly interposed between the upper die plate and the lower die plate. The shim assembly includes a body shim and one or more spacer shims, and the spacer shims are formed to be individually removable from the coating die such that the number and position of the spacer shims are adjustable.
Claims10
A coating die for a lithium secondary battery,
- the coating die comprising an upper die plate, a lower die plate, and a shim assembly interposed between the upper die plate and the lower die plate,
- wherein the shim assembly includes a body shim and one or more spacer shims,
- wherein the one or more spacer shims are formed to be individually removable from the coating die, and
- wherein the one or more spacer shims are individually coupled with the upper die plate, the lower die plate, or the upper die plate and the lower die plate, and include an insulated flow passage that positioned so as to correspond to an insulating liquid injection path of the upper die plate, stores and discharges the insulating liquid injected from the injection path of the upper die plate.
1 more element
Dependencies are inferred from the claim text.