Patents by Inventor Larry Michael Gouge

Larry Michael Gouge 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).

  • Device and method for smoke testing of gas furnace heat exchangers
    Patent number: 5859363
    Abstract: A smoke generator for smoke testing heat exchangers of gas furnaces for the presence or absence of leakage or fluid-tight integrity, the generator having: a smoke chamber housing having upper and lower portions; at least one heating element in the upper portion of the smoke chamber housing; a pump which supplies a gas to the smoke chamber housing; a liquid which fills the lower portion of the smoke chamber housing, wherein the at least one heating element is suspended above the liquid; an applicator of liquid to the at least one heating element; and a smoke vent in the upper portion of the smoke chamber housing.
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: January 12, 1999
    Inventor: Larry Michael Gouge