Patents by Inventor Gilbert J. Polidoro

Gilbert J. Polidoro 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).

  • Patent number: 5182436
    Abstract: A portable gas torch igniter includes a housing having a flame duct formed therein for the introduction of a gas torch. The flame duct is open at its rear end and has a front portion arranged substantially horizontally and has an open front end into which the torch tip can be inserted. A rear portion of the flame duct is directed upwardly at an angle in the range between 35 degrees and 55 degrees for directing the resulting flame up and away from the rear of the torch igniter. A glow plug is secured to a surface of the flame duct. An electric power source provides an electric current to the glow plug. Appropriate electrical connections are provided including an electrical switch attached to the housing for conducting electric current between the power source and the glow plug. The electrical switch is positioned so as to switch on when a tip of the welding torch is positioned in proximity to the glow plug.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: January 26, 1993
    Inventor: Gilbert J. Polidoro