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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
F16K35/00—Means to prevent accidental or unauthorised actuation
F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
A—HUMAN NECESSITIES
A62—LIFE-SAVING; FIRE-FIGHTING
A62C—FIRE-FIGHTING
A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
A62C13/003—Extinguishers with spraying and projection of extinguishing agents by pressurised gas
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FR1087773D1952-09-091952-11-07Perfectionnements apportés aux vannes ou obturateurs pour extincteurs d'incendie àfluide sous pression
ExpiredFR1087773A
(fr)