Patents by Inventor Gerald A. Ijames

Gerald A. Ijames 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).

  • Furnace structure
    Patent number: 4518117
    Abstract: Furnace structure including an outer enclosure divided into a cool air chamber and a hot air chamber separated by a combustion gas chamber through which heat exchange tubes pass air between the cool air chamber and the hot air chamber. The furnace structure further includes a burner in the combustion gas chamber, a blower connected to the cool air chamber and a flue for the combustion gases including a draft diverter therein.
    Type: Grant
    Filed: April 18, 1983
    Date of Patent: May 21, 1985
    Inventor: Gerald A. Ijames