| 摘要 |
<p>A hot air pulse generator comprises a hot air generating device including a heater and an air blower (10), having a blowout hole (5) on a side opposite to the hot air generating device, defining a passageway, which leads to the hot air generating device, a damper (14) arranged across the passageway (11) of the housing, which converges hot air, as high-speed drift, toward one side of the passageway (11), a butterfly valve (15) rotated by the hot air, as drift, which is generated by the damper (14).</p> |
