{
  "$type": "site.standard.document",
  "description": "The present disclosure relates to an energy storage device and an electrical equipment. The energy storage device includes a housing, a jellyroll, a connecting sheet, and a top cover. The jellyroll is provided with a tab, and the connecting sheet includes a side wing part. The energy storage device…",
  "path": "/patents/1368189",
  "publishedAt": "2024-08-15T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M50/536",
    "Shenzhen Hithium Energy Storage Technology Co., Ltd."
  ],
  "textContent": "The present disclosure relates to an energy storage device and an electrical equipment. The energy storage device includes a housing, a jellyroll, a connecting sheet, and a top cover. The jellyroll is provided with a tab, and the connecting sheet includes a side wing part. The energy storage device includes a welding structure composed of the tab and the side wing part. A tab sheet farthest from the side wing part in the tab sheets included by the tab is a first tab sheet, the welding structure forms a welding area on the first tab sheet. An area of the welding area is S, an area of the side wing part is S, and a projection area of the first tab sheet on a plane where the side wing part is located is S, wherein 0.4≤S/S≤0.8, 0.14≤S/S≤0.28.",
  "title": "ENERGY STORAGE DEVICE AND ELECTRICAL EQUIPMENT"
}