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PORTAL TRACE DETECTION SYSTEMS FOR DETECTION OF IMBEDDED PARTICLES

  • US 20080053252A1
  • Filed: 11/02/2007
  • Published: 03/06/2008
  • Est. Priority Date: 12/20/2001
  • Status: Abandoned Application
First Claim
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1. A trace detection system, comprising:

  • a walkthrough portal having sidewalls and a ceiling that form a passage;

    one or more jets each configured to direct a puff of air into the passage; and

    a detection apparatus having an inlet in communication with the passage, the detection apparatus configured to detect a presence of a substance of interest included in air from the passage.

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