Patents by Inventor Luke J. Rizzo

Luke J. Rizzo 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).

  • Pipeline scraper handling apparatus
    Patent number: 4245945
    Abstract: In order to facilitate the retrieval and launching of a pipeline scraper, as well as intermediate handling including transportation and cleaning, a trailer-mounted cradle apparatus is employed. The cradle is vertically adjustable to accomodate different heights of incoming and launching traps. An integral reel and cable unit is provided to assist in pulling a scraper from an incoming trap into the cradle and, optionally, to start the scraper into a launching trap.
    Type: Grant
    Filed: June 6, 1979
    Date of Patent: January 20, 1981
    Assignee: Sun Pipe Line Company
    Inventor: Luke J. Rizzo