| 摘要 |
<p>A multi-purpose fan including an electrically driven fan blade assembly (25), a heating coil (31) positioned in the front of the blade assembly and rotatable air directing means (19) which in use causes a gyratory exeunt air current. The fan also includes a micro-processor operatively associated with temperature sensors (71,72) and control means to effect automated use of the fan in either a cooling or a heating mode.</p> |
