Patents by Inventor Ludovico L. Della Rovere

Ludovico L. Della Rovere 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).

  • Patent number: 4335882
    Abstract: A target pigeon has a generally flat web formed entirely of sheet metal with a central throughgoing hole at a web axis and having a pair of diametrically opposite web ends from each of which extends a sheet-metal vane which is tipped propeller-fashion relative to the other vane. In addition each of the web ends has a respective substantially straight, axially projecting, and outwardly tipped sheet-metal tab of V-section. A cup-shaped witness cap entirely of sheet metal is fittable to this web and has a circular rim centered on a cap axis and having a pair of diametrically opposite and radially outwardly extending lips each of which is formed with a respective throughgoing aperture through which the tabs project to hold the cap releasably in place on the web.
    Type: Grant
    Filed: August 10, 1979
    Date of Patent: June 22, 1982
    Inventor: Ludovico L. Della Rovere
  • Patent number: 4206919
    Abstract: A target pigeon has a body part in turn having a generally flat web formed with a central throughgoing hole and a pair of offset drive holes, and a pair of vanes extending diametrically opposite each other propeller-fashion from the ends of the web. Outwardly open recesses on circularly arcuate ridges on the ends of the webs receive inwardly projective teeth on the lower edge of a cup-shaped and axially symmetrical witness cap. The sides of the witness cap are fully exposed to both sides of the web.
    Type: Grant
    Filed: June 30, 1978
    Date of Patent: June 10, 1980
    Inventor: Ludovico L. Della Rovere