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.)
Hydraulische Steuerventileinrichtung für einen doppeltwirkenden hydraulischen Servomotor, insbesondere zur Steuerung des Arbeitsmittels hydraulischer Zylinder des Strebausbaus im Bergbau
Sealing liq. accumulator for high pressure shaft seals - has emergency servo-valve on outside for connecting inner chamber, filling pump, and reservoir