Valvular control circuit
AssigneeSit S.P.A.
InventorsDaniele SIMIONI, Renzo MARCANZIN
Life of this patent
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Abstract
Valvular control circuit (10) comprising a first valve element (12) coupled with a manual drive member (20) to generate a pilot light (21), a second valve element (14) coupled with a second valve switch (15), a control and command unit (16) coupled with a DC/DC electric voltage converter (17) and able to command said second valve switch (15) by means of a command signal, wherein said valvular control circuit (10) comprises a first thermoelectric power source (22) coupled with the DC/DC electric voltage converter (17), and a second thermoelectric power source (23) coupled with at least one of either the first valve element (12) or the second valve element (14), said thermoelectric power sources (22, 23) both being fed by a pilot light (21).
Claims10
Valvular control circuit comprising a first valve element coupled with a manual drive member to generate a pilot light, a second valve element coupled with a second valve switch, a control and command unit coupled with a DC/DC electric voltage converter and able to command said second valve switch via a command signal, a first thermoelectric power source coupled with said DC/DC electric voltage converter, and a second thermoelectric power source coupled with at least one of either said first valve element or said second valve element, said thermoelectric power sources both being fed by said pilot light.
Dependencies are inferred from the claim text.