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Publication of FR675372ApublicationCriticalpatent/FR675372A/fr
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
F04B49/02—Stopping, starting, unloading or idling control
F04B49/022—Stopping, starting, unloading or idling control by means of pressure
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FR675372D1929-05-181929-05-18Régulateur de pression pour compresseur d'air ou de gaz
ExpiredFR675372A
(fr)