Patents by Inventor Heinrich Grautstuck

Heinrich Grautstuck 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).

  • Magnetic brake linear eddy current brake
    Patent number: 6041897
    Abstract: A magnetic brake, particularly a linear eddy-current brake for rail vehicles, having a magnet yoke which extends substantially along the whole eddy-current brake, has a concave shape with respect to a plane rail in its installed position.
    Type: Grant
    Filed: January 9, 1998
    Date of Patent: March 28, 2000
    Assignee: Knorr-Bremse System Fur Schienenfahrzeuge GmbH
    Inventors: Eckart Saumweber, Heinrich Grautstuck, Uwe Kroger
  • Electromagnetic or permanent-magnetic rail brake
    Patent number: 5862891
    Abstract: A magnetic rail brake, particularly an eddy current brake for rail vehicles, has at least one exciter coil which comprises a coil around a pole core as well as a device for holding the coil and/or for the protection against outside environmental influences. The pole core and/or protection device are composed of individual components which are at least largely electrically insulated with respect to one another.
    Type: Grant
    Filed: April 22, 1997
    Date of Patent: January 26, 1999
    Assignee: Knorr-Bremse Systeme Fur Scheinenfahrzeuge GmbH
    Inventors: Uwe Kroger, Heinrich Grautstuck, Wolfgang Wirth