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Dual scale vehicle gauge

  • US 6,718,906 B2
  • Filed: 06/03/2002
  • Issued: 04/13/2004
  • Est. Priority Date: 06/03/2002
  • Status: Expired due to Fees
First Claim
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1. A dual scale gauge for a motor vehicle, comprising:

  • a) a mechanical indicator that moves in response to a sensed condition of a the motor vehicle;

    b) an overlay positioned behind said mechanical indicator, said overlay including a first scale having a first unit convention and a second scale corresponding to a conversion of said first unit convention into a second unit convention, said first scale and said second scale being visible only when illuminated from a back side of said overlay;

    c) a first light source positioned behind said overlay that illuminates said first scale and does not illuminate said second scale when the dual scale gauge is operated in a first mode;

    d) a second light source positioned behind said overlay that illuminates said second scale and does not illuminate said first scale when the gauge is operated in a second mode; and

    e) an actuable selector for selecting in which of said first or second modes the gauge is to be operated.

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