Patents by Inventor Donald F. Rudny

Donald F. Rudny 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).

  • Toroidal heat exchanger having a hydraulic fan drive motor
    Patent number: 4066047
    Abstract: A toroidal heat exchanger incorporates an air flow directing support cone housing a hydraulic motor used for driving an air propelling means at variable speeds depending on the cooling requirements of the host vehicle.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: January 3, 1978
    Assignee: International Harvester Company
    Inventors: Aleksandar Vidakovic, Stanley Urman, Donald F. Rudny
  • Toroidal multifluid segmented heat exchanger
    Patent number: 4062401
    Abstract: A plurality of segmented components are arranged to form a fixed radial heat exchanger. Each segment is an independent heat exchanger having a core of fluid tubes and air flow corridors between the tubes. Air flow is maintained through the heat exchanger by means of a propeller type fan mounted coaxially with the heat exchanger.
    Type: Grant
    Filed: May 3, 1976
    Date of Patent: December 13, 1977
    Assignee: International Harvester Company
    Inventors: Donald F. Rudny, Dennis H. Lindstedt