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DOERRENBER FRIEDRICH WILHELM
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DOERRENBER FRIEDRICH WILHELM
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Application filed by DOERRENBER FRIEDRICH WILHELMfiledCriticalDOERRENBER FRIEDRICH WILHELM
Publication of ES257232A1publicationCriticalpatent/ES257232A1/en
Improvements in the heating boilers with oil burner and chimney fan, as well as with a control or regulator body that works according to the heat needs and that can be a thermostat, a pre-switch, etc., and that is characterized by the fact that two delay relays are provided for the fan of the chimney, these relays being regulated by the aforementioned control or regulation element, for example, a thermostat, using one of the delay relays, by actuating the regulator to interrupt the control current for the fan of the chimney, while the other delay relay serves to maintain the fan with current, that is, in service, for a certain time, after having disconnected the oil burner. (Machine-translation by Google Translate, not legally binding)
ES0257232A1959-04-231960-04-08Improvements in heating boilers with oil burner (Machine-translation by Google Translate, not legally binding)
ExpiredES257232A1
(en)
Completely automatic regulation device for the temperature of electrical heating facilities, for example, baking and drying ovens (Machine-translation by Google Translate, not legally binding)