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.)
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
Steuerung fuer doppelt wirkende, schwungradlose Kolbendampfkraftmaschinen mit durch Druckmittel gesteuertem Hauptsteuerschieber und einerseits mechanisch, andrerseits durch Druckmittel gesteuertem Hilfsschieber