Patents by Inventor Tomas Borglund

Tomas Borglund 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: 4930968
    Abstract: A method and an apparatus for emptying packages, especially bags, of their contents is described. The bags are introduced through a casing (2) to a rotatable cutting, tumbling and feeding screw (4) for cutting, the contents of the cut bags (54) being removed through perforations (28) in the casing or wall portions (6) associated therewith. Separation is achieved by rotating the screw (4) in a first direction (B) for advancing the cut bags (54) to an end wall (6) of the casing (2) adjacent a rear end (62) of the screw where the bags are caused to tumble about within the casing (2) under the action of the screw rear end rotating in said first direction (B), for separating the contents from the cut bags (54).
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: June 5, 1990
    Inventor: Tomas Borglund