• CN 2,532,285 Y
  • Filed: 12/12/2001
  • Issued: 01/22/2003
  • Est. Priority Date: 12/12/2001
  • Status: Active Grant
First Claim
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1. fan is used in the radiation system and is driven and rotated by a rotatingshaft, it is characterized in that comprising:

  • One housing has a base and a loam cake;

    AndOne blade structure is assembled on this base, and this blade structure also comprises;

    One basal disc, it is connected in this rotatingshaft and is subjected to this rotatingshaft driven rotary;

    Several blades, ring establish be arranged in around this basal disc and be subjected to this basal disc rotation drive and with the radially centrifugal discharge of air-flow towards this rotatingshaft;

    AndRing portion on one is formed at the top of these several blades.

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