{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreicfx7cx6p56nspwpjj4iageed7wr6i5wsmzgqxuzkagyslnb4ge7y"
    },
    "mimeType": "image/png",
    "size": 121227
  },
  "description": "The present disclosure relates to a device for removing gas of a secondary battery and a method of manufacturing the secondary battery using the same. The device for removing gas of the secondary battery according to the present disclosure includes a vacuum hopper that is provided to be insertable…",
  "path": "/patents/1385784",
  "publishedAt": "2026-06-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/609",
    "Samsung SDI Co., Ltd."
  ],
  "textContent": "The present disclosure relates to a device for removing gas of a secondary battery and a method of manufacturing the secondary battery using the same. The device for removing gas of the secondary battery according to the present disclosure includes a vacuum hopper that is provided to be insertable into an electrolyte inlet of an assembled secondary battery, and a vacuum generating unit that is connected to the vacuum hopper and selectively brings an inside of the vacuum hopper into a vacuum state and a vacuum release state, wherein the vacuum hopper suctions a portion of an electrolyte injected into and gas in the secondary battery in the vacuum state.",
  "title": "DEVICE FOR REMOVING GAS OF SECONDARY BATTERY AND METHOD OF MANUFACTURING SECONDARY BATTERY USING THE SAME"
}