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Explosive detection system

  • US 20030193338A1
  • Filed: 01/22/2003
  • Published: 10/16/2003
  • Est. Priority Date: 02/15/2002
  • Status: Active Grant
First Claim
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1. An explosive detection system, comprising:

  • a sampling orifice that receives sampled gas;

    a fluid rotator that creates a cyclonic gas flow beyond the sampling orifice;

    an ion source, coupled to the sampling orifice, that generates ions corresponding to the sampled gas;

    a drift tube having the ion source coupled to a first end thereof; and

    a detector coupled to an other end of the drift tube, wherein the detector detects in the sampled gas the presence of ions associated with explosives.

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