Patents by Inventor Paol Cavatorta

Paol Cavatorta 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).

  • Liquid ring compressor with thin distribution plate
    Patent number: 6641369
    Abstract: The liquid ring compressor comprises a cylindrical casing containing an impeller the axis of which is offset from the axis of the cylindrical casing. At least one end of the cylindrical casing is provided with a distribution plate and relative closure cover, the distribution plate comprising a suction aperture, a discharge aperture and a feed aperture for the operating liquid. The distribution plate is of small thickness and is constructed from sheet steel. The relative suction aperture and discharge aperture can have sharp edges and be obtained by -punching or by plasma or laser cutting.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: November 4, 2003
    Assignee: Robuschi & C. S.p.A.
    Inventor: Paol Cavatorta