How a Hydraulic Piston Pump Works | Western
2020-3-5 · How the Wobbling Piston (Rocking Piston) Pump Works? 2020-03-05. The principle of the wobbling piston (WOB-L) or rocking piston (ROC-R) is a very known and amazing concept utilized since the early days of the industrial revolution. The Wobbling piston is a simple design. The main components consist of a cylinder, a piston, and a crankshaft.
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