Espresso Machines - Which One is Right For You? Most people imagine this when they think of an espresso machine. These are pumps-driven machines that allow the user to have the ability to control grinding, tamping, and extraction time. Luigi Bezzera, Desiderio Pavoni and others invented improvements to the design. https://coffeeeuk27628.ageeksblog.com/29102575/what-you-can-do-to-get-more-from-your-espresso-machine-sale