{
  "$type": "site.standard.document",
  "description": "An internal combustion engine 20 includes a combustion chamber 26, a fuel injector 31 injecting fuel into the combustion chamber 26, a cylinder 22, a piston 24 having a crown and reciprocating in the cylinder 22, the crown being exposed to the combustion chamber 26, and an ignition delay enhancer…",
  "path": "/patents/940874",
  "publishedAt": "2016-07-06T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02B23/06",
    "NGK INSULATORS LTD [JP]"
  ],
  "textContent": "An internal combustion engine 20 includes a combustion chamber 26, a fuel injector 31 injecting fuel into the combustion chamber 26, a cylinder 22, a piston 24 having a crown and reciprocating in the cylinder 22, the crown being exposed to the combustion chamber 26, and an ignition delay enhancer prolonging an ignition delay of a fuel-air mixture in the combustion chamber 26. A ceramic member 24a is disposed on at least a fuel injection port, to which fuel is injected from the fuel injector 31, of the crown of the piston 24.",
  "title": "INTERNAL COMBUSTION ENGINE"
}