{
  "$type": "site.standard.document",
  "description": "In an internal combustion engine, a piston (8) reciprocating in a cylinder (19) and a crankshaft (1) are linked with each other by a piston-crank linking mechanism (4, 5, 10). The crankshaft (1) includes a counterweight (15). When the piston (8) is located in the proximity of a bottom dead center…",
  "path": "/patents/1077588",
  "publishedAt": "2005-05-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02B71/04",
    "NISSAN MOTOR [JP]"
  ],
  "textContent": "In an internal combustion engine, a piston (8) reciprocating in a cylinder (19) and a crankshaft (1) are linked with each other by a piston-crank linking mechanism (4, 5, 10). The crankshaft (1) includes a counterweight (15). When the piston (8) is located in the proximity of a bottom dead center, an outermost portion of the counterweight (15) crosses an imaginary extension line extended from a piston pin (7) in an axial direction of the piston pin (7).",
  "title": "INTERNAL COMBUSTION ENGINE"
}