{
  "$type": "site.standard.document",
  "description": "Disclosed is a battery module, which includes a cell stack having a plurality of battery cells; a module case configured to accommodate the cell stack; a pair of module covers configured to cover openings at both sides of the module case; and a ventilation unit installed through the module cover…",
  "path": "/patents/1421007",
  "publishedAt": "2025-01-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "A62C2/06",
    "LG CHEMICAL LTD [KR]"
  ],
  "textContent": "Disclosed is a battery module, which includes a cell stack having a plurality of battery cells; a module case configured to accommodate the cell stack; a pair of module covers configured to cover openings at both sides of the module case; and a ventilation unit installed through the module cover. The ventilation unit includes a one-way venting valve disposed at a center of a perforation hole formed through the module cover; a first hole sealing portion attached onto an inner wall of the perforation hole; and a second hole sealing portion attached onto an outer circumference of the one-way venting valve.",
  "title": "BATTERY MODULE HAVING STRUCTURE CAPABLE OF PREVENTING INFLOW OF AIR INTO MODULE WHEN THERMAL RUNAWAY OCCURS AND BATTERY PACK INCLUDING SAME"
}