| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a turbo fan for an air conditioner of novel structure capable of molding the turbo fan integrally, manufacturing easily a molding die for the turbo fan, and enhancing durability of the die. <P>SOLUTION: This turbo fan comprises a base plate provided with a hub coupled to a rotary shaft of a driving motor in its central part, a plurality of blades arrayed circumferentially along an outer circumferential edge of the base plate, and a shroud coupled to an end part of the blades, a diameter of an inner circumferential face in a front end of the shroud is made larger than a diameter of an outer circumferential face of the base plate, and the shroud is precluded from being overlapped with the base plate. <P>COPYRIGHT: (C)2007,JPO&INPIT |
