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Exhaust system for electronic equipment enclosure

  • US 6,598,668 B1
  • Filed: 04/12/2000
  • Issued: 07/29/2003
  • Est. Priority Date: 04/12/2000
  • Status: Expired due to Term
First Claim
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1. An equipment enclosure comprising:

  • front, rear and side portions and an interior chamber;

    a heat exchanger mounted within said interior chamber;

    a centrifugal fan operatively mounted to said heat exchanger for drawing and exhausting ambient air, said centrifugal fan being separated from said interior chamber;

    a top cover forming a fan casing for said centrifugal fan, said top cover being mounted over said interior chamber;

    said top cover including an enclosed air space; and

    said top cover including oppositely disposed passageways extending from said fan casing to a periphery of said top cover, said passageways being offset from said centrifugal fan such that an axis of rotation of said fan does not intersect said passageways.

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