{
  "$type": "site.standard.document",
  "description": "A haptic feedback input device (5) includes a power supply unit (7) that supplies a torque of a motor to an operating part (6); a movable part that operates with the rotation of the operating part (6); a control unit (60) that calculates the rotational speed of the operating part from the change in…",
  "path": "/patents/1072255",
  "publishedAt": "2005-11-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60K35/10",
    "ALPS ELECTRIC CO LTD [JP]"
  ],
  "textContent": "A haptic feedback input device (5) includes a power supply unit (7) that supplies a torque of a motor to an operating part (6); a movable part that operates with the rotation of the operating part (6); a control unit (60) that calculates the rotational speed of the operating part from the change in the rotational angle detected by a rotary encoder (18) and controls the motor according to the rotational speed in order to control a resistance force applied to the operating part according to the rotational speed of the operating part (6); a movable part fixed to the operating (6) part to rotate with the operating part (6); a front cover that is mounted at the front of the power supply unit (7) and has a cylindrical portion which comes into sliding contact with a cylindrical portion of the movable part; and grease filled between the cylindrical portion and a cylindrical portion to generate a viscous resistance against the movable part.",
  "title": "Haptic feedback input device"
}