CPC E01H 1/0836 (2013.01) [A47L 5/22 (2013.01); A47L 9/104 (2013.01); F04D 17/164 (2013.01); F04D 29/281 (2013.01); F04D 29/282 (2013.01); F04D 29/4226 (2013.01); E01H 1/0845 (2013.01); F05D 2230/10 (2013.01)] | 15 Claims |
1. A method of assembling a fan having a housing with a plurality of internal airfoil blades each having leading and trailing edges, comprising:
inserting pins on opposite sides of the leading edge of each blade into mating holes in opposite sides of the housing; and
fixing the trailing edges of each blade to the housing.
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