CH564174A5CH79474ACH79474ACH564174A5CH 564174 A5CH564174 A5CH 564174A5CH 79474 ACH79474 ACH 79474ACH 79474 ACH79474 ACH 79474ACH 564174 A5CH564174 A5CH 564174A5
Authority
CH
Switzerland
Application number
CH79474A
Original Assignee
Petz Siegfried Elektro Waerme
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19732308274external-prioritypatent/DE2308274B2/de
Priority claimed from DE19732308275external-prioritypatent/DE2308275A1/de
Application filed by Petz Siegfried Elektro WaermefiledCriticalPetz Siegfried Elektro Waerme
Publication of CH564174A5publicationCriticalpatent/CH564174A5/xx
F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
F24H3/00—Air heaters
F24H3/02—Air heaters with forced circulation
F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between