F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F16 ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
99/00 Subject matter not provided for in other groups of this subclass
F16K99/0034 Operating means specially adapted for microvalves
F16K99/0042 Electric operating means therefor
F16K99/0044 using thermo-electric means