{
  "$type": "site.standard.document",
  "description": "In a dog clutch-type speed change device (50) of a dog clutch-type automatic transmission including a clutch actuator (60) that controls a clutch (44), a shift actuator (70) that performs a speed change of a transmission (48), and a control device (90) that controls the clutch actuator (60) and the…",
  "path": "/patents/1388443",
  "publishedAt": "2026-04-08T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60W30/19",
    "YAMAHA MOTOR CO LTD [JP]"
  ],
  "textContent": "In a dog clutch-type speed change device (50) of a dog clutch-type automatic transmission including a clutch actuator (60) that controls a clutch (44), a shift actuator (70) that performs a speed change of a transmission (48), and a control device (90) that controls the clutch actuator (60) and the shift actuator (70) during a speed change, the clutch actuator (60) and the shift actuator (70) are controlled, when changing a speed, so as to perform dog disengagement by putting the clutch (44) in a disconnected state, and to shift the clutch (44) from the disconnected state to a partially connected state or a fully connected state while a driving dog and a driven dog are caused to be closer to each other from a disengaged state to an engaged state, such that, at the point when the driving dog and the driven dog are engaged with each other, a torque is transmitted between a motive power source (45) and a drive shaft through the clutch (44), a main shaft, the driving dog, and the driven dog.",
  "title": "DOG CLUTCH TYPE TRANSMISSION DEVICE"
}