{
  "$type": "site.standard.document",
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreibzs7gzrcfl44wqwe6dhcsg56qymqx6s64dca354vlcalfrrjjgfy"
    },
    "mimeType": "image/png",
    "size": 75555
  },
  "description": "An engine unit (6) includes an engine main body unit (20) and an electronically-controlled continuously variable transmission (30). The electronically-controlled continuously variable transmission (30) includes: a primary pulley (42) including a primary movable sheave (44) attached to a primary…",
  "path": "/patents/1413708",
  "publishedAt": "2023-10-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B62J31/00",
    "YAMAHA MOTOR CO LTD [JP]"
  ],
  "textContent": "An engine unit (6) includes an engine main body unit (20) and an electronically-controlled continuously variable transmission (30). The electronically-controlled continuously variable transmission (30) includes: a primary pulley (42) including a primary movable sheave (44) attached to a primary shaft member (41); a secondary pulley (52) attached to a secondary shaft member (51); a dry belt (32) wound onto the pulleys; a dry belt casing (31); a primary movable sheave movement mechanism (40) configured to move, by rotational force of an electric motor (86), the primary movable sheave (44) in the rotational axis direction of the primary shaft member (41) relative to the primary shaft member (41); and a lubrication chamber forming portion (90) forming a lubrication chamber (90a) that accommodates a slide portion (48) between the primary movable sheave (44) and the primary shaft member (41) to be lubricated and has a lubricant injection hole (91) through which lubricant is injected and a lubricant discharge hole (92) through which the lubricant is discharged.",
  "title": "ENGINE UNIT"
}