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Series fans with flow modification element

  • US 20070081888A1
  • Filed: 11/18/2004
  • Published: 04/12/2007
  • Est. Priority Date: 11/18/2003
  • Status: Abandoned Application
First Claim
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1. A series fan assembly comprising:

  • a) A primary fan;

    b) A secondary fan;

    in series with said primary fan;

    c) A flow modification element;

    configured to reduce swirl and mounted between said primary fan and said secondary fan;

    d) A connecting sleeve, wherein said connecting sleeve directs the output of said primary fan through said flow modification element and into said secondary fan.

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