Patents by Inventor Theodor Blaser

Theodor Blaser 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).

  • Device for conveying and aligning sheets in sheet-processing machines
    Patent number: 4887810
    Abstract: A device for conveying and aligning a sheet in a sheet-processing machine, with at least one frictionally driven ball having a dome facing towards the sheets for engaging a broad surface of the sheet and for moving the sheet in its plane includes structure for supporting the ball so that it is rotatable in all directions about a fixed mid-point thereof, and at least two frictional-force transmission locations located at the periphery of the ball and disposed at least 90.degree. from one another.
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: December 19, 1989
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Bertold Grutzmacher, Theodor Blaser