Espresso Machines - Which One is Right For You? It is what most people think of when they envision an espresso machine. They are pumps-driven espresso machines which allow the user to manage the grinding, tamping and extraction time. Luigi Bezzera and Desiderio Pavoni developed several improvements to this design https://www-coffeee-uk17012.uzblog.net/5-laws-that-will-help-in-the-espresso-machine-sale-industry-43937243