| 摘要 |
PROBLEM TO BE SOLVED: To provide a blower fan capable of sufficiently isolating vibration and firmly fastening on a motor shaft, and having high recycle property enabling regeneration without fractionation of component material at time of disposal. SOLUTION: In a blower fan having both ends of an aerofoil part 3 having a plurality of blades 2 arranged in a cylindrical shape fixed on side plate parts respectively, and having a ring shape side plate 10 fixing the aerofoil part 3, a cylindrical shape bearing part 8 bearing the motor shaft, and a vibration isolation part 9 directly (or via connecting part) connecting an outer circumference of the bearing part 8 and the ring shape side plate 10 arranged on one of the side plate part 5, the vibration isolation part 9 is formed out of thermoplastic elastomer, and rests of the side plate parts 5, here the bearing part 8 and the side plate 10, are formed out of rigid resin. COPYRIGHT: (C)2007,JPO&INPIT
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