| 摘要 |
PROBLEM TO BE SOLVED: To provide a structure that rigidly connects a shaft and a hub in a blower with a motor, ensuring the squareness of the shaft, and not worsening the flowability of the resin that constitutes the hub during injection molding, is provided.SOLUTION: A blower includes an approximately cylindrical hub 117 with a bottom and made of resin, vanes 118 positioned at an outer circumference of the hub 117, a shaft 113 attached to the bottom of the hub 117, and a reinforcing plate 115 for reinforcing the bottom of the hub 117. The shaft 113 is connected to the reinforcing plate 115, and a through-hole 115b filled with the resin for making the hub 117 is provided on the reinforcing plate 115. |
