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INTEGRATED FAN

  • US 20120070277A1
  • Filed: 09/15/2011
  • Published: 03/22/2012
  • Est. Priority Date: 09/16/2010
  • Status: Active Grant
First Claim
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1. An integrated fan for use in a cooling device, said integrated fan comprising:

  • a centrifugal blade unit having a hub; and

    a frame for accommodating said centrifugal blade unit, wherein said frame comprises;

    a first casing comprising a main plate and an airflow inlet, wherein said airflow inlet is disposed in said main plate and aligned with said hub;

    a second casing opposed to said main plate of said first casing; and

    at least one airflow-guiding plate aslant and externally extended from an edge of said main plate, wherein said airflow-guiding plate, said first casing and said second casing define an airflow output channel,wherein an included angle between an airflow-leaving direction of said airflow output channel and an airflow-entering direction of said airflow inlet is ranged between 90 and 180 degrees.

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