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Fanless building ventilator

  • US 7,226,497 B2
  • Filed: 11/29/2005
  • Issued: 06/05/2007
  • Est. Priority Date: 11/30/2004
  • Status: Expired due to Fees
First Claim
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1. A ventilation system for a building having an interior and an exterior, the ventilation system comprising:

  • a first passage extending between a first inlet and a first outlet, the first passage providing fluid communication between the interior and the exterior;

    a second passage extending between a second inlet and a second outlet, the second passage providing fluid communication between the interior and the exterior; and

    at least one corona discharge apparatus positioned relative to at least one of the first passage and the second passage to cause fluid to flow from the exterior to the interior through the first passage and fluid to flow from the interior to the exterior through the second passage.

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