Hydraulic power unit
JD series
Karl-Heinz Jung
for synchronous raise and lower.
Especially in cases of heavy loads with a small base it is dangerous to work with four independent hydraulic jacks. When lifting up the load by independent jacks load tilting
is possible. Even more dangerous is the lowering of the load because it occurs much faster than when raising and load tilting will almost certainly be a consequence.
-
zoom
