| 摘要 |
<p>A fan (2) is accommodated inside the housing of the device (1), driven by a battery (3). The air surrounding a coil (5) also operated by the battery (3) is heated and the hot air stream directed towards the charcoal until it starts smoldering. A sensor element (7) connected to a control unit (8) monitors the temperature at the charcoal. The heating unit (4,5) is switched off when the threshold temperature is reached and the power of the fan (2) increased in order to create a suitable fire.</p> |
