| 摘要 |
PROBLEM TO BE SOLVED: To provide a powder conveyance blower capable of effectively inhibiting damage of a blade part by powder and improving durability. SOLUTION: In the powder conveyance blower including an impeller including a plurality of blade parts 13 having an aerofoil section radially arranged around a rotary shaft, and a casing including a storage chamber storing the impeller and including an introduction port provided near the rotary shaft of the impeller and introducing gas into the storage chamber and a discharge port provided in a radial direction outside of the impeller and discharging gas in the storage chamber, the blade part 13 is provided with a padding part 16 made of material harder than material of the blade part 13 at least on a surface in the introduction port side, and at least an end surface 16a in an antinode side of the blade part 13 of the padding part 16 is formed in an inclination surface inclined at predetermined angles. COPYRIGHT: (C)2007,JPO&INPIT
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