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Priority to NL6602310ApriorityCriticalpatent/NL6602310A/xx
Priority to BE679459Dprioritypatent/BE679459A/xx
Priority to IL2582366Aprioritypatent/IL25823A/xx
Priority to GB449267Aprioritypatent/GB1161255A/en
Publication of NL6602310ApublicationCriticalpatent/NL6602310A/xx
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
F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
F16K31/28—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve with two ore more floats actuating one valve