Espresso Machines - Which One is Right For You? This is what people imagine when they think of an espresso machine. They are pumps-driven espresso machines that allow the user to manage the grinding, tamping, and extraction time. Luigi Bezzera and Desiderio Pavoni patented several improvements to this design, including https://coffeee32356.tinyblogging.com/3-ways-that-the-espresso-coffee-maker-influences-your-life-73497264