{
  "$type": "site.standard.document",
  "description": "The present invention provides a power transmission apparatus that is able to prevent sudden, untimely power transmission caused by accidental operation of a pressing assist cam when a vehicle including a centrifugal clutch means starts to move. [0002] In the course of movement of a weight member…",
  "path": "/patents/1402158",
  "publishedAt": "2025-06-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K1/02",
    "FCC KK [JP]"
  ],
  "textContent": "The present invention provides a power transmission apparatus that is able to prevent sudden, untimely power transmission caused by accidental operation of a pressing assist cam when a vehicle including a centrifugal clutch means starts to move. [0002] In the course of movement of a weight member 10 of a centrifugal clutch means 9 from a radially inner position to a radially outer position and a resulting increase in torque transmitted from an input gear 1 to an output shaft 3, a power transmission apparatus includes a first torque region α1 where the apparatus restricts operation of a pressing assist cam and a second torque region α2 where the apparatus allows operation of the pressing assist cam.",
  "title": "POWER TRANSMISSION DEVICE"
}