{
  "$type": "site.standard.document",
  "description": "A venting device, which is inserted into a sealing part of a pouch of a secondary battery, according to an embodiment of the present invention for solving the above problem includes: a housing inserted between both surfaces of the sealing part so as to be sealed together with the sealing part; a…",
  "path": "/patents/1393155",
  "publishedAt": "2025-05-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/10",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A venting device, which is inserted into a sealing part of a pouch of a secondary battery, according to an embodiment of the present invention for solving the above problem includes: a housing inserted between both surfaces of the sealing part so as to be sealed together with the sealing part; a sheet which is formed in the housing and through which a passage, through which the inside and outside of the pouch communicate with each other, passes; a plate spring which opens and closes the passage according to an internal pressure of the pouch and is made of made of a metal having elasticity; and a ball disposed between the sheet and the plate spring so as to contact or be spaced apart from the sheet at an outlet-side of the passage, thereby opening and closing the passage, wherein the ball has a hemispherical shape to be attached to an inner surface of the plate spring.",
  "title": "VENTING DEVICE"
}