PROPELLER FAN AND BLOWER UNIT

摘要

This propeller fan (50) is provided with a blade hub (51) which is driven to rotate about a rotation axis (O), and blades (52) which are provided on the outer periphery of the blade hub (51). The blades (52) comprise a blade main body (52a) which protrudes from the outer peripheral surface of the blade hub (51), and a rib (52b) which is formed on the outer peripheral edge of the positive pressure surface of the blade body (52a) so as to extend along the outer peripheral edge of the blade body (52a).