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Drag race reaction timer

  • US 4,456,383 A
  • Filed: 09/29/1982
  • Issued: 06/26/1984
  • Est. Priority Date: 09/29/1982
  • Status: Expired due to Fees
First Claim
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1. A drag race reaction timer comprising:

  • a light display including a lamp of a first color, a lamp of a second color, and a signal means;

    a displacement measuring means including a stop, a roller and a switch activateable by contact with said roller;

    means for activating said lamp of said first color for a predetermined period of time, then activating said lamp of said second color at the end of said predetermined period; and

    means for activating said signal means if said switch is activated before said lamp of said second color is activated.

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