A hydraulic ram is a clever device invented over 200 years ago that can pump water uphill with no other external source of ...

Aircraft hydraulic systems were developed in the early 20th century as a practical means of transmitting robust mechanical power generated by a pump, usually driven by an engine, to a motor or ...

Corralling electrons is great and what most of us are pretty good at, but the best projects have some kind of interface to the real world. Often, that involves some sort of fluid such as water or air ...

After decades of hard work, how much life is really left in a 30-year-old Hitachi EX120-2 hydraulic pump? In this video, we open it up, inspect the parts, and reveal the surprising amount of wear and ...