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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
F16K15/00—Check valves
F16K15/02—Check valves with guided rigid valve members
F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
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Engineering & Computer Science
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General Engineering & Computer Science
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Mechanical Engineering
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Preventing Unauthorised Actuation Of Valves
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