Two-way blower fan

Two-way blower fan

CN
  • CN 1,088,160 C
  • Filed: 04/30/1999
  • Issued: 07/24/2002
  • Est. Priority Date: 04/30/1999
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of two-way blower fan includes electric motor driven receded disk impeller and is located at its outer spiral case, and the blade system that it is characterized in that described impeller (1) is staggered by some forward blades (51) and backward vane (52) and forms.

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