Patents by Inventor Christian Selmer

Christian Selmer 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: 6098864
    Abstract: An apparatus for transporting a band-shaped recording medium in an electrographic printing or copying device, includes a drive cylinder, a pressure cylinder mounted displaceably relative to the drive cylinder, and a pressure spring effecting a contact pressure of the pressure cylinder on the drive cylinder, wherein the recording medium is transported between the drive cylinder and the pressure cylinder by friction, and the drive cylinder adjoins the recording medium with a contact surface, and wherein the force effect of pressure spring is divided into a first, radial force component acting perpendicularly to the contact surface and a second force component received by a guide face guiding the pressure cylinder.
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: August 8, 2000
    Assignee: Oce Printing Systems GmbH
    Inventors: Werner Fuchs, Christian Selmer, Stefan Brecht, Hans Taubenberger