Patents by Inventor Norbert Mendisch

Norbert Mendisch 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 monitoring the operation of a fixing station of an electrographic printing device
    Patent number: 5978613
    Abstract: An apparatus is provided in a printer to prevent wrapping of the paper web onto the printer's fixing roller which fixes the toner particles onto the paper web. The apparatus includes a sensor to monitor the speed and moving direction of the web at the output of the fixing station. The sensor is connected to a controller which operates to halt the operation of the fixing station or the printer when the sensor senses a reversal of the moving direction of the web. The controller may average the web moving speed and compare the average speed to a predetermined speed for halting printer operation if the average speed traverses the predetermined speed.
    Type: Grant
    Filed: September 24, 1998
    Date of Patent: November 2, 1999
    Assignee: Oce Printing Systems GmbH
    Inventors: Norbert Mendisch, Franz Hintler, Gerhard Lodermann
  • Device for feeding fuser oil to the surface of a fixing roller
    Patent number: 4182263
    Abstract: An applicator mechanism for applying fuser oil to a fixing roller of an electrostatic copying device includes an apparatus for supplying the oil to a first wick means, or to selected portions thereof. A second wick means includes a web interposed between the first wick means and the roller. The web is movable between take-up and supply reels.
    Type: Grant
    Filed: November 16, 1977
    Date of Patent: January 8, 1980
    Assignee: Siemens Aktiengesellschaft
    Inventors: Helmut Naeser, Norbert Mendisch