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Hermes Patentverwertungs GmbH
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Hermes Patentverwertungs GmbH
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Application grantedgrantedCritical
Publication of FR888942ApublicationCriticalpatent/FR888942A/fr
F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
F24H9/00—Details
F24H9/20—Arrangement or mounting of control or safety devices
F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
F24H9/2021—Storage heaters
H—ELECTRICITY
H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
H05B3/00—Ohmic-resistance heating
H05B3/40—Heating elements having the shape of rods or tubes
H05B3/42—Heating elements having the shape of rods or tubes non-flexible
H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
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FR888942D1941-05-131942-12-08Dispositif contre les températures dangereuses en cas de marche à sec d'un chauffage à liquide
ExpiredFR888942A
(fr)
Anordning ved Vædskeopvarmningsapparater med Rørvarmelegemer og tilhorende Temperaturregulatorer til Undgaaelse af Overtemperaturer ved Tørløbning af Apparaterne.