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TIRE ACTION FORCE DETECTING DEVICE

  • US 20100071453A1
  • Filed: 04/25/2008
  • Published: 03/25/2010
  • Est. Priority Date: 04/25/2007
  • Status: Active Grant
First Claim
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1. A tire-acting-force detection apparatus for a vehicle which includes a wheel unit composed of a wheel having a circular plate portion perpendicular to a rotation axis and a tire held at an outer circumferential portion of the wheel;

  • a wheel support member which is supported by a vehicle body for rotation about the rotation axis and which supports the wheel for rotation about the rotation axis by a wheel support portion thereof extending perpendicularly to the rotation axis; and

    at least one connection means for connecting the circular plate portion of the wheel and the wheel support portion of the wheel support member, the tire-acting-force detection apparatus being adapted to estimate a tire acting force, which is a force acting at a ground contact point of the tire, and comprising;

    at least one stress detection means for detecting a stress acting on the corresponding connection means; and

    calculation means for calculating the tire acting force on the basis of the detected stress.

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