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DES HAUTS FOURNEAUX ET FONDERIES DU VAL D OSNE
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DES HAUTS FOURNEAUX ET FONDERIES DU VAL D OSNE
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Application filed by DES HAUTS FOURNEAUX ET FONDERIES DU VAL D OSNEfiledCriticalDES HAUTS FOURNEAUX ET FONDERIES DU VAL D OSNE
Application grantedgrantedCritical
Publication of FR432515ApublicationCriticalpatent/FR432515A/fr
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
F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
F16K17/20—Excess-flow valves
F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
F16K17/32—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting on a servo-mechanism or on a catch-releasing mechanism
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FR432515D1911-07-241911-07-24Obturateur automatique, à régulateur de vitesse de fermeture, pour conduites d'eau
ExpiredFR432515A
(fr)