Ein Hybrid-Luftheizgerät für ein Fahrzeug umfasst ein von zu erwärmender Heizluft (H) durchströmbares Heizgerätegehäuse (12) mit einem Heizlufteintrittsbereich (14) mit wenigstens einer Heizlufteintrittsöffnung (16), einem Heizluftaustrittsbereich (...

A parking heater with a high energy utilization rate comprises a shell and a combustion device. The combustion device is installed in the shell and has a gap, which is set as an airflow channel, and the shell is provided with at least one air inlet communi...

The heater (10) has a passage area formed between an elongated flame tube (16) and a circumferential wall (20) of a heat exchanger housing (18). The passage area is smaller in an outlet peripheral region (48) than a peripheral region (50) located opposite ...

The heating, ventilation, and air-conditioning system comprises a blower (3) for supplying air flow and another air flow supplied from an external heater. Two air distribution systems (1,2) are provided, in which both the air flows are guided separately in...

The housing (12) has a fan (14) drawing air over the fins (80,82) of an aluminium fuel burner (18) within the fin assembly and a fan (20) delivers combustion air to the burner section through an inlet (22). A flange attaches the burner unit to the housing ...