The present invention relates to an electric heating device which has at least two heating modules (3) and a control housing (9). Power electronics for the electrical supply of the heating modules (3) are arranged in the control housing (9).Improved operational reliability and reduced operational malfunctions as well as a simplified manufacture are achieved by an conductive conductor arrangement (100) which electrically connects an electrically conductive outer shell (7) of the respective heating module (3) to the housing, wherein the conductor arrangement (100) comprises in intermediate part (101) which rests against the housing (9) and is electrically connected to the housing (14) and to the outer shells (7)a, and wherein the conductor arrangement (100) further comprises a cover (103) which covers the intermediate part (101).The invention further relates to method for manufacturing such an electric heating device (1) and to a motor vehicle (35) with such a heating device.
ELECTRIC HEATING DEVICE
ELEKTRISCHE HEIZVORRICHTUNG
DISPOSITIF DE CHAUFFAGE ÉLECTRIQUE
11.09.2024
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 / F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL , Erhitzer für flüssige oder gasförmige Stoffe, z.B. Wasser- oder Lufterhitzer mit Vorrichtungen zur Wärmeerzeugung, allgemein / H05B ELECTRIC HEATING , Elektrische Heizung |
Electric heating device and PTC heating element of an electric heating device
Europäisches Patentamt | 2020
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