Patents by Inventor Kenneth N. Simpson

Kenneth N. Simpson 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).

  • Burner safety system
    Patent number: 4613300
    Abstract: Burner apparatus including fuel burners and a pilot light burner associated with each fuel burner. A solenoid-operated valve controls the supply of fuel to the fuel burners. Thermocouples heated by the pilot light burners energize electromagnetic coils that actuate reed switch units closing a circuit to the solenoid-operated valve. A magnet system actuates the reed switch units to close them during start up.
    Type: Grant
    Filed: October 9, 1984
    Date of Patent: September 23, 1986
    Inventor: Kenneth N. Simpson