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

If you don’t grasp hydraulics intuitively, [Practical Engineering] has a video you’ll enjoy. It explains how flow and pressure work in pipes. Granted, not every project deals with piping ...

The video below starts with a brief but clear explanation about how hydraulic circuits work, as well as an explanation of the rotary dual-action proportional valve he designed. All the parts are ...