The apparatus in question is a ram pump, a technology dating back all the way to the 18th century. The version that [Junkyard – Origin of Creativity] built uses commonly available materials like ...

A hydraulic ram is a clever device invented over 200 ... of this normally inauspicious effect for a beneficial use. The ram pump is an ingenious way to take advantage of the properties of fluids.

In a world striving for sustainable solutions, the hydraulic ram pump, a 228-year-old invention from France, is making a ...