{
  "$type": "site.standard.document",
  "description": "The present invention relates to a battery pack case configured to receive a plurality of battery cells, the battery pack case including a first case and a second case coupled to each other through engagement therebetween, wherein a projecting portion is formed on a coupling portion of the first…",
  "path": "/patents/1403322",
  "publishedAt": "2025-09-03T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B29C65/08",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention relates to a battery pack case configured to receive a plurality of battery cells, the battery pack case including a first case and a second case coupled to each other through engagement therebetween, wherein a projecting portion is formed on a coupling portion of the first case at a middle part of the first case in a thickness direction thereof so as to project therefrom, a grooved portion is formed in a coupling portion of the second case at a middle part of the second case in a thickness direction thereof such that the projecting portion is inserted into the grooved portion, and a uniform gap is formed between the outside of the projecting portion of the first case and the outside of the grooved portion of the second case in the state in which the first case and the second case are coupled and thermally fused to each other, whereby the melted projecting portion is prevented from flowing out over the outside of the projecting portion of the first case and the outside of the grooved portion of the second case during ultrasonic welding.",
  "title": "BATTERY PACK CASE INCLUDING OVER-FUSION PREVENTION STRUCTURE"
}