Espresso Machines - Which One is Right For You? It is what most people imagine when they think of an espresso machine. These are pump-driven espresso machines that allow the user manage the grinding, tamping, and extraction time. Luigi Bezzera and Desiderio Pavoni patented several improvements to this design which https://www.coffeee.uk/products/shardor-20-bar-espresso-machine-with-milk-frother