{
  "$type": "site.standard.document",
  "description": "A welding mask according to an embodiment of the present disclosure includes a welding mask body having a laser passage portion configured to allow a laser emitted into a housing of a battery cell to pass therethrough, the welding mask body configured to cover an open portion on a side of the…",
  "path": "/patents/1392789",
  "publishedAt": "2025-12-31T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B23K26/0661",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A welding mask according to an embodiment of the present disclosure includes a welding mask body having a laser passage portion configured to allow a laser emitted into a housing of a battery cell to pass therethrough, the welding mask body configured to cover an open portion on a side of the housing; and an insertion guide having a hollow structure, connected to the laser passage portion, and configured to be inserted into a winding center hole of an electrode assembly received in the housing.",
  "title": "WELDING MASK"
}