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JEAN DORIER
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JEAN DORIER
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Publication of FR380722ApublicationCriticalpatent/FR380722A/en
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
F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
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FR380722D1907-08-051907-08-05
Mobile flap steam valve with automatic instantaneous closure by spring and pressure in generator explosions
ExpiredFR380722A
(en)
Gas valve device and its combination with a release mechanism, in order to produce automatically, and with determined movements, its opening or closing
Shut-off valve made up of two blanking plates ensuring tightness on the two opposite faces, and carried by a wedge-shaped slide interposed between them