Patents by Inventor Rolf Waldherr

Rolf Waldherr 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).

  • Apparatus for transporting a printing material sheet
    Patent number: 7347416
    Abstract: An apparatus for transporting a printing material sheet includes a holding crossmember for holding the printing material sheet and a traveling-wave motor for driving the holding crossmember. The traveling-wave motor has a first traveler and a second traveler for mounting the holding crossmember. The holding crossmember is mounted through a spring suspension. The spring suspension can be, for example, a flexible joint in the form of a flexible bellows.
    Type: Grant
    Filed: August 25, 2004
    Date of Patent: March 25, 2008
    Assignee: Heidelberger Druckmaschinen AG
    Inventors: Michael Diews, Hendrik Frank, Alexander Matern, Thomas Schaeffer, Ralf Wadlinger, Rolf Waldherr, Ivonne Schleweis
  • Apparatus for transporting a printing material sheet
    Publication number: 20050067770
    Abstract: An apparatus for transporting a printing material sheet includes a holding crossmember for holding the printing material sheet and a traveling-wave motor for driving the holding crossmember. The traveling-wave motor has a first traveler and a second traveler for mounting the holding crossmember. The holding crossmember is mounted through a spring suspension. The spring suspension can be, for example, a flexible joint in the form of a flexible bellows.
    Type: Application
    Filed: August 25, 2004
    Publication date: March 31, 2005
    Inventors: Michael Diews, Hendrik Frank, Alexander Matern, Thomas Schaeffer, Ralf Wadlinger, Rolf Waldherr, Ivonne Schleweis