Patents by Inventor Johan Aelter

Johan Aelter 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).

  • Coil transportation system
    Patent number: 5365856
    Abstract: A coil transportation system includes air cushion vehicles guided for traveling along a travel path comprising straight lines and curves. Each vehicle comprises mechanical side guides at its longitudinal right and left hand sides. The side guides are actuatable alternatively from the right and left hand sides. The side guides are arranged for associating with floor mounted routing guides, for guiding the air cushion vehicles along a travel path and transversely to the travel path.
    Type: Grant
    Filed: May 11, 1993
    Date of Patent: November 22, 1994
    Assignee: SMS Schloemann-Siemag Aktiengesellschaft
    Inventors: Withold Richert, Martin Pfannschmidt, Johan Aelter