{
  "$type": "site.standard.document",
  "description": "In a cylindrical battery including a gap formed between a peripheral side surface of a dish-shaped portion in an anode terminal plate and a curved end portion of a cathode can , and a washer having a washer boss portion and an annular flange portion provided around an upper end surface of the…",
  "path": "/patents/1169165",
  "publishedAt": "2016-10-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M2/1235",
    "FDK Energy Co., Ltd."
  ],
  "textContent": "In a cylindrical battery including a gap formed between a peripheral side surface of a dish-shaped portion in an anode terminal plate and a curved end portion of a cathode can , and a washer having a washer boss portion and an annular flange portion provided around an upper end surface of the washer boss portion , the washer being mounted to an opening portion of a cathode can such that the washer boss portion is fitted into the gap , a vent structure configured to release gas released to the gap from a first vent hole in the anode terminal plate is provided in a range surrounded by a ridge line connecting a highest part of the curved end portion in the washer and the peripheral side surface of the anode terminal plate",
  "title": "CYLINDRICAL BATTERY"
}