Patents by Inventor Albert J. Schwab

Albert J. Schwab 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).

  • Paper web cutting and retracting tool
    Patent number: 5094003
    Abstract: A long handled tool having a blade member at one end having a leading undercutting knife edge to sever from a web a broken end portion thereof which is wrapped about a drying roller and having an adjacent portion of the blade having an extended tapered curved terminal portion, the knife edge being inserted between layers of the web wrapped about the roller and the roller itself, moving the blade member along the roller the width of the web severing the web and then moving the blade member to one side of the cut to engage the wrapped portion of the web with the curved terminal portion to pull the broken web off of the roller.
    Type: Grant
    Filed: June 3, 1991
    Date of Patent: March 10, 1992
    Inventor: Albert J. Schwab
  • Alignment plug structure
    Patent number: 5076030
    Abstract: An alignment plug recessed into a concrete floor to be level with the floor surface having a removable cap to uncover permanent reference lines for aligning machinery.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: December 31, 1991
    Inventors: Albert J. Schwab, Russell L. Carlson
  • Device for scraping a doctor blade
    Patent number: 4735688
    Abstract: For the purpose of cleaning the doctor blade of a roller of a paper mill, a blade scraping device mounted upon an end of the frame retaining the doctor blade, the device having spring loaded scraping jaws between which the blade is drawn upon being withdrawn from its operating position.
    Type: Grant
    Filed: July 24, 1987
    Date of Patent: April 5, 1988
    Inventors: Albert J. Schwab, Altin J. Olson