Patents by Inventor Bernd Holling

Bernd Holling 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).

  • Long-wall mining machine with a working chain
    Patent number: 5624162
    Abstract: A long-wall mining machine has an operating chain entraining conveyor flights or mining tools and displaceable in a trough which can be provided with rows of sensors of an inductive proximity type responding to the chain and the tools and generating measurement pulse trains which are compared with setpoint pulse trains to signal functional parameters of chain operation. The sag of the chain is determined by a row of sensors and in response to the sag a chain-tension unit can be controlled.
    Type: Grant
    Filed: October 6, 1995
    Date of Patent: April 29, 1997
    Assignee: Bochumer Eisenhutte Heintzmann GmbH & Co KG
    Inventors: Kuno Guse, Peter Kroninger, Bernd Holling, Roland Becker