| 摘要 |
The invention relates to the ventilation of the peripheral frame of a cartridge heater. The infrared emitter tubes 4 receive the air blown by the fan 12. A portion of this air rises (arrows 25) inside the hollow profiles 3 of the frame, to be reinjected towards the top at 30 at the same time as the main aspiration 28. Application: internal air-conditioning of cartridge heaters capable of being placed next to each other. <IMAGE> |
