Espresso Machines - Which One is Right For You? This is what the majority of people think of when they envision an espresso machine. They are pumps-driven espresso machines that let the user control the grinding, tamping, and extraction times. Luigi Bezzera and Desiderio Pavoni patented several improvements to this https://www.coffeee.uk/products/wacaco-minipresso-portable-espresso-machine-compatible-with-ns-pods