A defrost airflow assembly for a heating, ventilation, and air-conditioning (HVAC) case, having a defrost channel starting in a mixing chamber and terminating in a defrost outlet with a defrost door, a demist channel starting in the mixing chamber and terminating in a demist outlet with a demist door, and a bypass channel connected directly with the pre-door defrost channel, the post-door defrost channel, the pre-door demist channel and post-door demist channel. The first bypass channel is configured to allow airflow from the mixing chamber to the defrost outlet when the defrost door is in the closed position and the demist door is in the open position.
DEFROST AIRFLOW ASSEMBLY FOR A HEATING, VENTILATION, AND AIR-CONDITIONING (HVAC) CASE
2024-05-30
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 |
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