Patents by Inventor Stefan Schuemann

Stefan Schuemann 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: 10890292
    Abstract: A device for detecting a movement of a piston of a lubricant distributor includes a movable actuator including a first magnet element, and a movable indicator including a second magnet element. The actuator is configured to be moved from an initial actuator position to an end actuator position by a movement of the piston, and the actuator and the indicator are configured and disposed such that a magnetic force prevails between them such that the indicator is moved from an initial indicator position to an end indicator position by the movement of the actuator from the initial actuator position toward the end actuator position.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: January 12, 2021
    Assignee: SKF Lubrication Systems Germany GmbH
    Inventors: Dieter Hess, Juergen Kreutzkaemper, Tobias Mueller, Jan Ruiter, Andreas Schoenfeld, Stefan Schuemann