Patents by Inventor Tommaso Neri

Tommaso Neri 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).

  • Fuel pump with an improved maximum-pressure valve for a direct-injection system
    Patent number: 10094346
    Abstract: Fuel pump for a direct-injection system and having: a pumping chamber; a piston; an intake channel regulated by an intake valve; a delivery channel regulated by a delivery valve; and a drain channel that originates in the delivery channel and is regulated by a maximum-pressure valve having: a shutter, a valve body provided with a valve seat, a calibrated spring for pushing the shutter against the valve seat, and a plate that is arranged in contact with the shutter on the opposite side of the valve seat; the plate of the maximum-pressure valve has a first annular groove, which is arranged around the shutter; and the valve body of the maximum-pressure valve has a second annular groove, which is arranged around the shutter and at least partially faces the first annular groove of the plate.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: October 9, 2018
    Assignee: MAGNETI MARELLI S.p.A.
    Inventors: Daniele De Vita, Tommaso Neri