{
  "$type": "site.standard.document",
  "description": "The present invention relates to a punch pin hole inspection apparatus using a punch and a die capable of checking defects or damage, specifically pin holes or microcracks, due to shaping immediately after shaping using the punch is finished when a laminate sheet is shaped into a battery case using…",
  "path": "/patents/1403323",
  "publishedAt": "2024-08-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B29C43/36",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "The present invention relates to a punch pin hole inspection apparatus using a punch and a die capable of checking defects or damage, specifically pin holes or microcracks, due to shaping immediately after shaping using the punch is finished when a laminate sheet is shaped into a battery case using the punch and the die and a punch pin hole inspection method using the same.",
  "title": "PUNCH PIN HOLE INSPECTION APPARATUS USING PUNCH AND DIE, AND PUNCH PIN HOLE INSPECTION METHOD USING SAME"
}