Patents by Inventor Horst Feldhoff

Horst Feldhoff 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).

  • Coupling device for arc furnace electrodes
    Patent number: 4441190
    Abstract: A coupling means for the suspension of electrodes for arc furnaces from a lifting appliance comprising: a controllable locking device detachably engaging a connector element attached to an electrode; an entry guide arrangement for guiding the connector element into a position for engagement by the locking device; and a suspension means for the suspension of the coupling means on the lifting appliance, and including shock-absorbing means permitting relative motion parallel to a direction of insertion of the connector element between the suspension means and the locking device.
    Type: Grant
    Filed: December 18, 1981
    Date of Patent: April 3, 1984
    Assignee: Arc Technologies Systems Ltd.
    Inventors: Gunther Vielstich, Hanns-Georg Bauer, Josef Muhlenbeck, Josef Otto, Horst Feldhoff, Dieter H. Zollner, Friedrich Rittmann