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Sensor-Equipped Bearing for Wheel

  • US 20100135604A1
  • Filed: 08/01/2006
  • Published: 06/03/2010
  • Est. Priority Date: 08/08/2005
  • Status: Active Grant
First Claim
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1. A sensor-equipped bearing for a wheel rotatably supporting the wheel relative to a vehicle body comprising:

  • an outer member provided with a double-row raceway surface on an inner periphery thereof;

    an inner member provided with raceway surfaces opposing to the raceway surfaces of the outer member, one of the outer and inner members serving as a stationary member;

    double-row rolling elements interposed between the outer and inner raceway surfaces;

    a sensor unit provided on the stationary member, and having a sensor fitting member fixed to a peripheral surface of the stationary member, and a plurality of strain sensors attached to the sensor fitting member for measuring a strain thereof, the sensor fitting member having at least two contact fixing portions fixed to the stationary member and at least one cut-off portion between the neighboring contact fixing portions, the strain sensor being attached to the cut-off portion.

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