{
  "$type": "site.standard.document",
  "description": "When there is backlash in a rotation direction between a lock member at a lock position and a first rotary member, a rotational position of a target rotary member, the rotational position being detected in a locked state of a parking lock mechanism by a rotational position sensor, is defined as a…",
  "path": "/patents/1377100",
  "publishedAt": "2025-11-20T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60T1/005",
    "AISIN CORPORATION"
  ],
  "textContent": "When there is backlash in a rotation direction between a lock member at a lock position and a first rotary member, a rotational position of a target rotary member, the rotational position being detected in a locked state of a parking lock mechanism by a rotational position sensor, is defined as a detected rotational position, and a rotational position of the target rotary member in a case where it is assumed that there is not the backlash in the locked state of the parking lock mechanism is defined as a theoretical lock position, a control device executes torque direction determination processing that determines a wheel torque direction, on the basis of a direction of deviation of the detected rotational position from the theoretical lock position due to the backlash.",
  "title": "VEHICLE DRIVE DEVICE"
}