Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Arendt & Weicher
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Arendt & Weicher
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Application filed by Arendt & WeicherfiledCriticalArendt & Weicher
Application grantedgrantedCritical
Publication of FR660659ApublicationCriticalpatent/FR660659A/fr
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
F04C14/18—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
F04C14/22—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber by changing the eccentricity between cooperating members
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Engineering & Computer Science
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Mechanical Engineering
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General Engineering & Computer Science
(AREA)
FR660659D1927-09-271928-09-19Dispositif pour la modification du débit des pompes à engrenages
ExpiredFR660659A
(fr)