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Blood alcohol indicator device

  • US 8,466,796 B1
  • Filed: 02/25/2010
  • Issued: 06/18/2013
  • Est. Priority Date: 02/25/2010
  • Status: Expired due to Fees
First Claim
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1. A portable blood alcohol content indicator device for determining the blood alcohol of an individual comprising:

  • a) a housing having a substantially hollow interior portion, a front portion and a rear portion, said front portion being narrowed down from said rear portion;

    b) an inlet at said front portion leading into said interior portion for receiving exhaled breath of said individual;

    c) a plurality of vents disposed at said rear portion of and along both sides of said housing for expelling air flow from said housing;

    d) a sensor, communicating with a microchip, for detecting and measuring the alcohol content of air passing through said interior portion, said sensor being disposed in said interior portion and in line with flow of air through said housing;

    wherein said microchip being programmed to compare the alcohol content measured by said sensor with a predetermined threshold;

    e) a plurality of indicators communicating with said microchip externally situated in a row on a top outer surface of said housing;

    f) said plurality of indicators comprising a digital numerical display for indicating the value of the alcohol content, a status display that reads “

    PASS”

    or “

    FAIL”

    according to said comparison, an LED, and an audible indicator, said LED being green or red to indicate passing condition or failing condition, respectively according to said comparison, said audible indicator being activated when the failing condition is detected; and

    g) a key ring loop mounted on said rear portion of said housing adjacent and between said vents on both sides of said rear portion for fastening a key chain thereto.

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