{
  "$type": "site.standard.document",
  "description": "The present invention relates to a battery cell stack in which a plurality of pouch-shaped battery cells is stacked, each of the pouch-shaped battery cells includes an alignment mark formed at the bottom of a receiving portion configured to receive an electrode assembly, wherein the plurality of…",
  "path": "/patents/1393542",
  "publishedAt": "2025-10-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B21D37/10",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention relates to a battery cell stack in which a plurality of pouch-shaped battery cells is stacked, each of the pouch-shaped battery cells includes an alignment mark formed at the bottom of a receiving portion configured to receive an electrode assembly, wherein the plurality of pouch-shaped battery cells is stacked such that the alignment marks individually formed at the pouch-shaped battery cells completely overlap each other in a stacking direction, and the alignment mark is a reference for measuring the dimensions of the pouch-shaped battery cells, whereby it is possible to manufacture a battery cell stack in which the plurality of pouch-shaped battery cells is accurately aligned with each other in the stacking direction.",
  "title": "BATTERY CELL STACK, METHOD FOR MANUFACTURING SAME, AND ALIGNMENT MARK FORMING APPARATUS"
}