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Vehicle Abnormality Detection Method and Device Thereof and Sensor Unit Thereof

  • US 20080018445A1
  • Filed: 12/20/2005
  • Published: 01/24/2008
  • Est. Priority Date: 12/24/2004
  • Status: Active Grant
First Claim
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1. A vehicle abnormality detection method for using a vehicle abnormality detection device to detect an abnormality of at least one of a vehicle bearing mechanism section and a vehicle brake mechanism section in a vehicle provided with a tire including a tire wheel and a tire body mounted in the tire wheel, the method characterized in that the abnormality detection device senses as a first temperature any one of an air temperature within tire and a tire body temperature, senses as a second temperature a temperature related to at least one of a temperature of the vehicle bearing mechanism section and a temperature of the vehicle brake mechanism section, calculates a temperature difference between the first and second temperatures, and determines, upon the temperature difference being a predetermined value or more, that an abnormality has occurred in the vehicle bearing mechanism section or the vehicle brake mechanism section and thereby detects the abnormality.

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