Patents by Inventor Leandro Mileo Martins

Leandro Mileo Martins 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).

  • Piston ring for the piston of an internal combustion engine
    Patent number: 7997584
    Abstract: A piston ring for the piston of an internal combustion engine, comprising, on a lower side of the piston ring, a circular, radially inner bezel, the width thereof reducing, on both sides of the ring stop, up to the side of the piston ring that is opposite the ring stop, in a symmetrical manner in relation to a radially situated axis and runs through the ring stop, and the bezel on the lower side of the piston ring is arranged away from the piston base. A good oil-scraping effect of the piston ring is obtained over the entire periphery of the inner wall of the cylinder.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: August 16, 2011
    Assignee: MAHLE International GmbH
    Inventors: Tino Gallas, Klaus Koeble, Leandro Mileo Martins
  • PISTON RING FOR THE PISTON OF AN INTERNAL COMBUSTION ENGINE
    Publication number: 20100117305
    Abstract: The invention relates to a piston ring (1) for the piston of an internal combustion engine, comprising a circular, radially inner bezel (2), the width thereof reducing, on both sides of the ring stop (3), up to the side (4) of the piston ring (1) that is opposite the ring stop (3), in a symmetrical manner in relation to a radially situated axis (8) and runs through the ring stop (3), and the bezel on the lower side of the piston ring (1) is arranged away from the piston base. A good oil-scraping effect of the piston ring (1) is obtained over the entire periphery of the inner wall of the cylinder.
    Type: Application
    Filed: June 13, 2008
    Publication date: May 13, 2010
    Inventors: Tino Gallas, Klaus Köble, Leandro Mileo Martins