Espresso Machines - Which One is Right For You? This is what people think of when they imagine an espresso machine. They are pump-driven machines that allow the user to have control over grinding, tamping, and extraction time. Luigi Bezzera, Desiderio Pavoni and others patented improvements to the design. They https://www.coffeee.uk/products/salter-ek3131-barista-style-espresso-coffee-machine-black