{
  "$type": "site.standard.document",
  "description": "A power storage device (100) disclosed herein includes a first electrode terminal (40) including a first conductive member (41), a second conductive member (42), and a metal joined part (45). The metal joined part (45) includes a first region (451) in which a first metal occupies 70 mass% or more…",
  "path": "/patents/1389088",
  "publishedAt": "2025-03-19T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B23K26/21",
    "PRIME PLANET ENERGY & SOLUTIONS INC [JP]"
  ],
  "textContent": "A power storage device (100) disclosed herein includes a first electrode terminal (40) including a first conductive member (41), a second conductive member (42), and a metal joined part (45). The metal joined part (45) includes a first region (451) in which a first metal occupies 70 mass% or more and a second region (452) in which a second metal occupies 70 mass% or more. The first region (451) includes a region (A1) that exists on the first conductive member (41) side relative to a border surface (B) and a first protrusion region (P1) that protrudes toward the second conductive member (42) relative to the border surface (B), and the second region (452) includes a region (A2) that exists on the second conductive member (42) side relative to the border surface (B) and a second protrusion region (P2) that protrudes toward the first conductive member (41) relative to the border surface (B).",
  "title": "POWER STORAGE DEVICE AND POWER STORAGE MODULE INCLUDING THE SAME"
}