| 摘要 |
A fan comprises blowing units, each including a casing 6, an electric motor 7 incorporated into the casing and an axial impeller 8 coupled to the motor for generating an air flow from an inlet toward outlet nozzles 4, and a guide 3 which projects into the casing to arrange the nozzles 4 in a parallel pattern; wherein each casing has opposite side walls 9 formed with openings 10 for mounting heaters, and the blowing units are coupled together at adjacent sides thereof so that the units have corresponding openings located in alignment with one another throughout the entire length of the coupled units. A modification of the blowing units is disclosed (figures 9-11, not shown) wherein guide 3 incorporates a heating element therein. |
