{
  "$type": "site.standard.document",
  "description": "The invention relates to a Diesel engine comprising a combustion chamber, a cylinder, a piston, an injector, the piston bearing a central cavity forming a bowl (5), the engine being equipped with a system for creating air swirls in the chamber, characterized in that: - the bowl (5) is an open bowl…",
  "path": "/patents/932199",
  "publishedAt": "2017-01-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02B23/0669",
    "PEUGEOT CITROEN AUTOMOBILES SA [FR]"
  ],
  "textContent": "The invention relates to a Diesel engine comprising a combustion chamber, a cylinder, a piston, an injector, the piston bearing a central cavity forming a bowl (5), the engine being equipped with a system for creating air swirls in the chamber, characterized in that: - the bowl (5) is an open bowl with an internal wall (6) decomposing into a first part (6') forming the bottom of the bowl and a second part (6\") adjacent to the bottom of the bowl and forming a side wall that extends from the bottom of the bowl to the opening of the bowl (5) of the piston, this second part (6\") progressively widening the cavity as one approaches the opening (5a) of the bowl (5), - the number of swirls is between 2 and 6, - the injector comprises between 6 and 9 holes.",
  "title": "DIESEL ENGINE WITH OPEN-BOWL PISTON WITH OPTIMISED EFFICIENCY"
}