{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "A battery module includes: a battery stack that includes a plurality of batteries stacked; a pair of end plates that are disposed at both ends, in stack direction X in which the batteries are stacked, of the battery stack, the pair of end plates including at least one end plate that includes a…",
  "path": "/patents/1269161",
  "publishedAt": "2020-08-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M2/1077",
    "Panasonic Intellectual Property Management Co., Ltd."
  ],
  "textContent": "A battery module includes: a battery stack that includes a plurality of batteries stacked; a pair of end plates that are disposed at both ends, in stack direction X in which the batteries are stacked, of the battery stack, the pair of end plates including at least one end plate that includes a first portion made of a first metal that has a Young's modulus higher than a Young's modulus of a second metal, and a second portion made of the second metal that has a density lower than a density of the first metal; a restraint member that is made of the first metal and sandwiches the battery stack and the pair of end plates in stack direction X; and a welded portion that connects the first portion of the at least one end plate with the restraint member.",
  "title": "BATTERY MODULE"
}