| 摘要 |
A centrifugal blower wheel consisting of a wire hoop, a disk member and a plurality of separate blower blades arranged about the periphery of the wheel are operatively connected to the hoop and the disk member by a flange formed on each end of the blades. The flanges are rolled around the hoop, hoops or hoop and disk member such that the blades are operatively spaced around the periphery of the wheel.
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