| 摘要 |
<p>Hairdryer having the characteristic of being controlled by a sensor of the presence of the operator's hand which can electrically activate and disable all the functions of the hairdryer, the said functions being controllable by a set of four push-buttons, of which: - the first button decreases by pulses, to the switch-off point, a pair of values consisting of the resistance heating power and the flow of blown air; - the second button switches on and progressively increases, by pulses, the pair of the aforesaid values of heating power and the flow of blown air; - the said third button decreases the temperature of the air supplied, by acting only on the thermal power and leaving unchanged the speed of the fan motor, to the point at which the air is blown at ambient temperature; - the fourth button quickly provides a very large supply of cold air by instantaneously cutting off the power to the heating resistance and supplying the fan motor at maximum power. <IMAGE></p> |
