Patents by Inventor Janos Guba

Janos Guba 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).

  • Cooling apparatus with automatic louvre operating mechanism
    Patent number: 6189608
    Abstract: A cooling apparatus comprising an air-cooled heat exchanger, a plurality of louvres to control a cooling air flow passing the heat exchanger, a mechanism for operating the louvres and means for actuating the operating mechanism according to temperature of the heat exchanger. The actuating means comprises a bar having a first end and a second end and being of a material having a considerably lower thermal expansion coefficient than that of the heat exchanger, said bar being attached by its first end substantially at a first end of the heat exchanger, and means for controlling the position of the operating mechanism in dependence on a difference in displacements of the second end.
    Type: Grant
    Filed: October 5, 1998
    Date of Patent: February 20, 2001
    Assignee: Energiagazdalkodasi Resvenytarsasag
    Inventors: Janos Bodas, Janos Guba