Patents by Inventor Gererdus Cornelis Petrus Maria Swanink

Gererdus Cornelis Petrus Maria Swanink 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).

  • Starscreen
    Patent number: 6250477
    Abstract: The invention relates to a star scalper for separating supplied material, and has a number of parallel, rotatable shafts that are each equipped with a number of star bodies placed at a distance from each other, which bodies have a hub and radially protruding star fingers, in which the star bodies of each shaft extend between the star bodies of the adjacent shaft. According to the invention at least one star body is provided with a scraper, which scraper reaches to the hub of the adjacent star body.
    Type: Grant
    Filed: December 23, 1998
    Date of Patent: June 26, 2001
    Assignee: Machinefabriek Lubo B.V.
    Inventor: Gererdus Cornelis Petrus Maria Swanink