Patents by Inventor Jerry J. Day

Jerry J. Day 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: 4720259
    Abstract: A simple, streamlined portable hand torch for attachment to a small propane or regulated natural gas tank includes an elongated barrel containing a venturi passage extending between the ends of the barrel, and a recess normally closed by a removable cover containing a retention gas line, a handle attached to one end of the barrel for receiving the top end of a propane tank; or quick disconnect for natural gas the handle containing an inlet passage for feeding gas to inlet ends of the retention gas line and the venturi passage; an elongated burner tube connected to the outlet end of the venturi passage; a burner nozzle on the outer free end of the burner tube; a retention line for carrying propane or natural gas from the retention line in the recess to the perforated outer free end of the burner nozzle; a spark plug extending into the venturi passage for igniting the propane/natural gas and air introduced through an opening in the bottom of the barrel; a piezoelectric arc crystal for firing the spark plug, and
    Type: Grant
    Filed: May 11, 1987
    Date of Patent: January 19, 1988
    Inventor: Jerry J. Day