A flow control valve in the oil line controls the cylinder advance speed.
Air over oil reservoir.
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Air over oil reservoirs provide precision hydraulic power from shop air.
The cylinder s extend speed is very slow and controllable.
The air from the valve is used to pressurize and drive the oil from each tank into the cylinder.
This lightweight compact unit is easily installed on any existing or new application.
Rapid extend stroke to approach the work.
Air over oil reservoirs wall mount.
The sequence is as follows.
Single air oil tank used for 2 speed work stroke with shock control.
Flow controls in the lines to the cylinder from the oil tanks not shown on drawing will meter the oil as it exits each cylinder port.
Years of worry free inexpensive operation are virtually guaranteed because there are no moving parts.
The highest possible oil pressure available simply equals the air pressure supplied.
Air over oil tanks do not intensify the oil pressure regardless of the tank s diameter or length.
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Several cylinder suppliers offer air oil tanks that consist of a cylinder tube with two cylinder end caps held on the tube with tie rods.
The air over oil system uses compressed air introduced into the air oil tanks via a 5 2 air valve.
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Figure 3 1 shows a single tank air over oil system with an air valve piped to an air over oil tank to power the rod end with its other port connected directly to the cylinder cap end.