Patents by Inventor Sven Kurt Bernhard Malmberg

Sven Kurt Bernhard Malmberg 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).

  • Method and arrangement for fastening and centering punching tools
    Patent number: 4103413
    Abstract: A method and arrangement is provided for fastening and centering a tool comprising a die element and a punch element, in a press. A centering setup socket is axially displaceable on one tool element and has close fit on the other tool element. The setup socket remaining on said one tool element is retractable from the other tool element by the relative movement of the tool elements.
    Type: Grant
    Filed: May 11, 1977
    Date of Patent: August 1, 1978
    Inventor: Sven Kurt Bernhard Malmberg