| 摘要 |
<p>A propeller fan (4) equipped with blades (12), with the blades (12) having a shape such that a peak outlet angle (θ) exists at the rear edge part (15) in an outside region (12B) located farther outward in the radial direction than the characteristic root mean square radius position (Rr), and a peak outlet angle (θ) exists at the rear edge part (15) in an inside region (12A) located farther inward in the radial direction than the characteristic root mean square radius position (Rr).</p> |
