{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreib3eydyyequ2a7sqe2r436tvayuyhfx6hlgcsjuxclzizljs2loz4"
    },
    "mimeType": "image/png",
    "size": 121646
  },
  "description": "According to the method, fuel is injected into a combustion chamber of an internal-combustion engine via an atomizer (10) provided with a nozzle (11) having an internal seat (13) and a sealing seat (21); the atomizer is moreover provided with a valve needle (12) having a head (20) designed to…",
  "path": "/patents/926719",
  "publishedAt": "2017-05-10T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02M61/042",
    "C R F SOCIETÀ CONSORTILE PER AZIONI [IT]"
  ],
  "textContent": "According to the method, fuel is injected into a combustion chamber of an internal-combustion engine via an atomizer (10) provided with a nozzle (11) having an internal seat (13) and a sealing seat (21); the atomizer is moreover provided with a valve needle (12) having a head (20) designed to couple to the sealing seat (21) and a stem (41), which engages the internal seat (13); the stem (41) and the nozzle (11) define a passage (16) having an annular chamber (43), which axially ends at the sealing seat (21); the stem (41) has an intermediate portion (45) coupled in an axially sliding way in the internal seat (13) and defining a plurality of channels (67), the outlets (72) of which are arranged at the annular chamber (43); the sealing seat (21) and the head (20) of the valve needle (12) define a outflow area (14), which is annular and has a width that increases as the opening stroke of the valve needle (12) progresses; the fuel is injected in such a way as to have a non-uniform velocity modulus at the outflow area (14), as the position in the circumferential direction varies, at least in a reference operating condition of the engine.",
  "title": "INJECTION METHOD FOR INJECTING FUEL INTO A COMBUSTION CHAMBER OF AN INTERNAL-COMBUSTION ENGINE, ATOMIZER OF A FUEL ELECTRO-INJECTOR FOR CARRYING OUT SUCH INJECTION METHOD, AND PROCESS FOR PRODUCING SUCH ATOMIZER"
}