Espresso Machines - Which One is Right For You? This is what people think of when they imagine an espresso machine. These are machines driven by pumps that allow the user to control the grinding, tamping and extraction times. Luigi Bezzera, Desiderio Pavoni and others patented improvements to the design. https://www-coffeee-uk73270.blog-mall.com/30327750/20-tools-that-will-make-you-more-efficient-with-best-home-espresso-machine