| 摘要 |
<P>PROBLEM TO BE SOLVED: To inexpensively and simply enhance blowing efficiency in a blower. <P>SOLUTION: The blower equipped with a rotary shaft which rotates by a driving mechanism, and a blower blade provided in the rotary shaft includes a conical member having its top end oriented in a blowing direction and its bottom end of almost the same diameter as an axial end of the rotary shaft at the axial end of the rotary shaft along the blowing direction, or a specific position above the axial end. <P>COPYRIGHT: (C)2013,JPO&INPIT |
