Hydraulic gear pumps are deceptively simple: just two gears rotating together, forcing the hydraulic oil from one side to the ...

In 1971, when I was starting my first job in the gear-pump business, among the helpful advice offered by the old timers was that gear pumps would one day be obsolete, and I would be smart to build a ...

PSI-Polymer Systems Inc. of Hickory, N.C., introduced a gear pump design, a temperature probe and a new seal and safety guarding on its screen changer. The compact gear pump has a one-piece gear and ...

It's generally accepted that OEMs are under the regulatory gun to reduce noise and vibration from machines they make. And hydraulic pumps, especially high-pressure ones, often generate noise and ...