| 摘要 |
Heater fan (110) of a box-shaped structure (111) comprising electric heating elements sunk in a container of water communicating with the top through a series of vertical tubular columns that pass through a heat diffuser (50) comprising a number of horizontal metal blades set at a short distance one from another and a motor-driven fan (86) fitted into a cylindrical chamber (120) communicating with a grille (121) placed on the front face of the structure (111) and, by means of a conveyor (130) with grilles (133, 136) placed on the sides and at the top of said structure (111) that can be regulated by means of an external knob (122, 127, 134, 137) so that the flow of hot air into the environment can be directed as preferred. |
