We're talking about mechanical advantage—more specifically, about one of the most basic of all machines that makes use of mechanical advantage: the lever. Levers are everywhere. The light switch ...

While this stylish lever-based industrial coffee machine made by [exthemius] doesn’t exactly make textbook espresso, it’s pretty darn close. Think of it like an Aeropress on steroids ...

Mechanical advantage is the amount of help you get using a machine in comparison to doing something with just human effort, and it is created by levers. Therefore, the mechanical advantage = 200 ...

Lever machines were key in making espresso popular throughout Italy and eventually worldwide, with Gaggia’s lever-driven machines making it possible to create the pressure needed to make good ...

Mechanical advantage is the amount of help you get using a machine in comparison to doing something with just human effort, and it is created by levers. Therefore, the mechanical advantage = 200 ...