{
  "$type": "site.standard.document",
  "description": "An engine includes a cylinder, a ceiling section, a guide wall, a recess. The guide wall is provided in the ceiling section of a combustion chamber and is connected to openings of the intake/exhaust port. The recess provided in a portion of the guide wall and is recessed in a direction to separate…",
  "path": "/patents/956231",
  "publishedAt": "2015-10-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01L3/20",
    "TOYOTA MOTOR CO LTD [JP]"
  ],
  "textContent": "An engine includes a cylinder, a ceiling section, a guide wall, a recess. The guide wall is provided in the ceiling section of a combustion chamber and is connected to openings of the intake/exhaust port. The recess provided in a portion of the guide wall and is recessed in a direction to separate from a center axis of the cylinder. The internal surface of the recess is inclined such that a lower end of the recess is farther away from the center axis of the cylinder than an upper end of the recess. The recess is recessed the most at a second position where the recess crosses a tangent of the first opening. The tangent contacts a first portion of the first opening. The first portion is the closest portion of the first opening to the exhaust port.",
  "title": "INTERNAL COMBUSTION ENGINE"
}