{
  "$type": "site.standard.document",
  "description": "An extrusion head () for molding a pole piece and a molding device comprising same, and a molding method and a preparation method therefor. The extrusion head () comprises an extrusion head () housing, and a through extrusion channel () is provided inside the extrusion head () housing in an…",
  "path": "/patents/1349796",
  "publishedAt": "2023-08-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M4/0433",
    "EVE HYPERPOWER BATTERIES INC."
  ],
  "textContent": "An extrusion head () for molding a pole piece and a molding device comprising same, and a molding method and a preparation method therefor. The extrusion head () comprises an extrusion head () housing, and a through extrusion channel () is provided inside the extrusion head () housing in an extrusion direction; and the extrusion channel () is divided into a transition cavity () and a molding cavity () that are in sequential butt joint and communication in the extrusion direction, and the diameter of the annular surface of the inner wall of the transition cavity () is gradually reduced in the extrusion direction.",
  "title": "EXTRUSION HEAD FOR MOLDING POLE PIECE AND MOLDING DEVICE COMPRISING SAME, AND MOLDING METHOD AND PREPARATION METHOD THEREFOR"
}