Patents by Inventor Mario Allieri

Mario Allieri has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for loading, pressing, feeding and disposing of the ground coffee in automatic espresso coffee machines
    Patent number: 4936199
    Abstract: A device for loading, pressing, feeding and disposing off the ground coffee in automatic espresso coffee machines, which comprises crank mechanisms connected to the coffee feeding carriage and the coffee pressing piston, respectively; motors for driving the crank mechanisms; cam means associated with the crank mechanism actuating motors for positioning the coffee feeding carriage in the coffee loading and disposal station and in the coffee infusion station, and for moving the pressing piston in the coffee pressing and disposal position and in the rest position; and control means for controlling the crank mechanism actuating motors.
    Type: Grant
    Filed: March 27, 1989
    Date of Patent: June 26, 1990
    Assignee: Rancilio Macchine Per Caffe' S.p.A.
    Inventors: Remo Ruggin, Mario Allieri