Portable vacuum antioxidant bag

{
  "publication_number": "US11127559B2",
  "country": "US",
  "kind": "B2",
  "title": "Portable vacuum antioxidant bag",
  "abstract": "A portable vacuum antioxidant bag installed in an electron microscope to prevent oxidation of a sample includes a magnet fixing part formed by attaching a flexible magnet to an opening of the portable vacuum antioxidant bag, a gas inlet and a gas outlet formed on two sides of the portable vacuum antioxidant bag, the gas inlet through which gas is injected into the portable vacuum antioxidant bag, and the gas outlet through which air exits the portable vacuum antioxidant bag by the injected gas, and a pair of gloves formed in a shape of hands toward an inside of the portable vacuum antioxidant bag, wherein the portable vacuum antioxidant bag is tightly contact with the electron microscope due to the magnetic force by the magnet fixing part.",
  "claims": [
    "1. A portable vacuum antioxidant bag installed in an electron microscope to prevent oxidation of a sample, the portable vacuum antioxidant bag comprising: a magnet fixing part with a flexible magnet attached on an opening of the portable vacuum antioxidant bag; a gas inlet and a gas outlet formed on two sides of the portable vacuum antioxidant bag, the gas inlet through which gas is injected into the portable vacuum antioxidant bag, and the gas outlet through which air exits the portable vacuum antioxidant bag by the injected gas; and a pair of gloves formed in a shape of hands inside of the portable vacuum antioxidant bag, wherein the portable vacuum antioxidant bag is tightly contact with the electron microscope by the magnetic force of the magnet fixing part.",
    "2. The portable vacuum antioxidant bag according to claim 1, further comprising: a vacuum compression part to provide an interface for air removal using a vacuum compressor to remove air from the portable vacuum antioxidant bag.",
    "3. The portable vacuum antioxidant bag according to claim 1, wherein at least one of the gas inlet or the gas outlet has an air injection cap that can be opened and closed."
  ],
  "cpc": [
    "H01J 37/20",
    "H01J 2237/2002",
    "H01J 2237/2006",
    "H01J 2237/204",
    "H01J 2237/28",
    "H01J 37/18",
    "H01J 37/185"
  ],
  "assignees": [
    "KOREA INST SCI & TECH"
  ],
  "filing_date": "2020-09-08",
  "publication_date": "2021-09-21",
  "grant_date": "2021-09-21",
  "priority_date": "2019-09-20",
  "application_number": "US-202017013858-A",
  "family_id": "74879974",
  "citations": [
    "JP2006021878A",
    "JPS5937162A",
    "JPS612250A",
    "US2012299452A1",
    "US4820000A"
  ]
}