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Systems and methods for measurement of tire pressure

  • US 6,823,728 B1
  • Filed: 03/11/2003
  • Issued: 11/30/2004
  • Est. Priority Date: 03/12/2002
  • Status: Expired due to Fees
First Claim
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1. A system for determining the internal pressure of a pneumatic vehicular tire when mounted on a wheel of a vehicle comprising:

  • a weight sensor that determines information relating to the weight being borne on the wheel;

    an area sensor that determines information relating to the footprint area of the tire; and

    a computation device which determines the weight utilizing the weight related information, the footprint area utilizing footprint area related information, and the internal pressure utilizing the footprint area and the weight.

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