Legal status (The legal status 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 status listed.)
G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
G05D23/00—Control of temperature
G05D23/01—Control of temperature without auxiliary power
G05D23/12—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid
G05D23/125—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid the sensing element being placed outside a regulating fluid flow
Steuereinrichtung fuer das Hauptbrennstoffventil von Erhitzern, die mit gasfoermigen oder fluessigen Brennstoffen beheizt werden und denen der zur Verbrennung erforderliche oder ein zu erhitzender Luftstrom unter Druck oder Saugwirkung zugefuehrt wird