(hydraulic pump) a water pump that uses the kinetic energy of flowing water to force a small fraction of that water to a reservoir at a higher level
(Hydraulic pump) Hydraulic pumps are used in hydraulic drive systems and can be hydrostatic or hydrodynamic.
(HYDRAULIC PUMP) a device that converts mechanical force and motion into fluid power.
Abandoned Machinery Inside Old Leavenworth Lock and Dam Control Building
Machinery inside abandoned control building near Leavenworth, Indiana. It looks like it might have been a hydraulic pump used to open and close the locks. At one time, this was the control site for a dam and lock on the Ohio River at Leavenworth. The dam was replaced by a larger one several miles downstream - I think in the mid-1970's