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Motion control device of vehicle

  • US 20040239179A1
  • Filed: 03/31/2004
  • Published: 12/02/2004
  • Est. Priority Date: 08/06/2002
  • Status: Active Grant
First Claim
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1. A motion control device for a vehicle provided with:

  • understeer judging means for judging whether the turning state of the vehicle is an understeer state or not; and

    braking force controlling means that exerts braking force on one or plural predetermined wheels among the front wheels and rear wheels of the vehicle for generating a yawing moment in the turning direction of the vehicle in case where the turning state of the vehicle is judged to be the understeer state, comprising;

    actual lateral acceleration related amount obtaining means for obtaining an actual amount of a lateral acceleration related amount, that shows a degree of the turn of the vehicle, as an actual lateral acceleration related amount, wherein the braking force controlling means is configured to exert braking force for generating a yawing moment in the turning direction of the vehicle on the one or plural predetermined wheels and to exert braking force for generating a yawing moment in the direction opposite to the turning direction of the vehicle on one or plural other predetermined wheels, when the absolute value of the actual lateral acceleration related amount exceeds a predetermined value.

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