A combustion chamber assembly unit, for a fuel-operated vehicle heater, includes a combustion chamber housing (12) with a combustion chamber (18) defined by a circumferential wall (14) and by a bottom area (16). A flame tube (30) follows the circumferential wall (14) in the direction of a housing longitudinal axis (L) and encloses a waste gas flow space (32) that is open in the direction of the housing longitudinal axis (L). A flame diaphragm (34) has a flow-through opening (60). A waste gas backflow space (46) is formed between the flame tube (30) and a housing (38) enclosing same. The waste gas flow space (32) is open towards the waste gas backflow space (46) in a first axial end area (48) of the waste gas backflow space (46). A catalytic converter device (54), through which combustion waste gases can flow, is provided in the waste gas backflow space (46).
COMBUSTION CHAMBER ASSEMBLY UNIT FOR A FUEL-OPERATED VEHICLE HEATER
2018-03-15
Patent
Elektronische Ressource
Englisch
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F23C METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN AIR , Verfahren oder Vorrichtungen zur Verbrennung flüssiger oder in Luft verteilter fester Brennstoffe / F23J REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES , Beseitigung oder Behandlung von Verbrennungsprodukten oder Verbrennungsrückständen |
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