Patents by Inventor Horst Odenkirchen

Horst Odenkirchen 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).

  • Electric transformer for underground mining machine
    Patent number: 4796143
    Abstract: A transformer for use on an underground mining machine, such as a shearer loader. The transformer is cylindrical in shape and contains a central cavity extending therethrough to allow positioning of the transformer about a drive shaft of the motor of the mining machine. A tubular housing surrounds a cylindrical iron core with such housing containing a helically wound coolant duct to allow coolant fluid to flow therethrough.
    Type: Grant
    Filed: February 29, 1988
    Date of Patent: January 3, 1989
    Assignee: Gebr. Eickhoff Maschinenfabrik u. EisengieBerei mbH
    Inventors: Horst Odenkirchen, Klaus Lodwig