Patents by Inventor Demetre Galatis

Demetre Galatis 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).

  • Method and apparatus for erecting hydraulic elevator rails
    Patent number: 5020641
    Abstract: A method and an apparatus for mounting rail sections, which guide an hydraulic elevator in a hoistway, utilizes a platform which is driven upwardly and downwardly from below, and a segmented stile attaching to the platform, the stile extending a given height above the platform to allow access to joints connecting said rail sections, the segmented stile guiding the platform along the rail sections during the erection of the rails.
    Type: Grant
    Filed: June 20, 1990
    Date of Patent: June 4, 1991
    Assignee: Otis Elevator Company
    Inventors: J. H. Olsen, Thomas L. Harvey, Mark J. Cornett, Demetre Galatis