| 摘要 |
The present invention relates to a unit stacking device for a secondary battery which stacks at least one first basic unit having a first size and at least one second basic unit having a second size larger than the first size, device comprising: a stack jig which includes a first internal space which has the corresponding size to the first size and a second internal space which is interconnected with the first internal space on the upper part of the first internal space and has the corresponding size to the second size, wherein the first basic unit is stacked on the first internal space through the second internal space, and the second basic unit is stacked on the second internal space. |
