Fan and its impeller

Fan and its impeller

  • CN 101,285,483 B
  • Filed: 04/10/2007
  • Issued: 01/04/2012
  • Est. Priority Date: 04/10/2007
  • Status: Active Grant
First Claim
Patent Images

1. an impeller is applicable to a fan, comprising:

  • One wheel hub has at least one curved surface;

    AndA plurality of flabellums are located on the periphery of this wheel hub,Wherein this wheel hub has an end face and a bottom surface, and this end face is that the external diameter of a substantive plane and this wheel hub is to increase progressively towards this bottom surface from this end face;

    Wherein the ratio of the external diameter of the end face external diameter of this wheel hub and this bottom surface is greater than 0 and less than 0.45.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×