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to permit the supply to the main burner in dependence upon existence of pilot flame

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  • CPC
  • F23Q9/12
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F23Combustion devices F23QIGNITION EXTINGUISHING-DEVICES F23Q9/00Pilot flame igniters

Current Industry

F23Q9/12to permit the supply to the main burner in dependence upon existence of pilot flame
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Water-heating apparatus comprising combustible gas burner, in parti...
    • Patent number 11,680,707
    • Issue date Jun 20, 2023
    • SIT S.P.A.
    • Michele Benvenuto
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Gas flow controller for use in gas fired apparatus
    • Patent number 9,618,205
    • Issue date Apr 11, 2017
    • Emerson Electric Co.
    • Donald L. Blessing
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Control mechanism for a gas-fired water heater
    • Patent number 4,267,820
    • Issue date May 19, 1981
    • Saunier Duval
    • Jean-Claude Charron
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Electric ignition system
    • Patent number 4,255,118
    • Issue date Mar 10, 1981
    • Robertshaw Controls Company
    • Jay R. Katchka
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Safety ignition means for burner installations
    • Patent number 4,147,496
    • Issue date Apr 3, 1979
    • Robertshaw Controls Company
    • Satoshi Oikawa
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Self-contained electric igniter with rechargeable battery
    • Patent number 4,131,413
    • Issue date Dec 26, 1978
    • A. O. Smith Corporation
    • Robert W. Ryno
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Safety control system for gas-fired infrared radiant heater
    • Patent number 4,125,355
    • Issue date Nov 14, 1978
    • Detroit Radiant Products Company
    • Mario Rozzi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Cycling pilot burner control system with pressure switch
    • Patent number 4,111,640
    • Issue date Sep 5, 1978
    • Emerson Electric Co.
    • Walter W. Scott
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Burner ignition system
    • Patent number 4,106,889
    • Issue date Aug 15, 1978
    • Robertshaw Controls Company
    • Jay R. Katchka
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Cycling pilot burner control system with safety timing
    • Patent number 4,104,016
    • Issue date Aug 1, 1978
    • Emerson Electric Co.
    • Robert L. Baysinger
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Spark ignited recycling ignition system with interlocking gas valve...
    • Patent number 4,086,048
    • Issue date Apr 25, 1978
    • International Telephone & Telegraph Corporation
    • Elmer A. Carlson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Gas burner control system
    • Patent number 4,082,493
    • Issue date Apr 4, 1978
    • Cam-Stat Incorporated
    • Vincent M. F. Dahlgren
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Burner control system with cycling pilot burner
    • Patent number 3,975,135
    • Issue date Aug 17, 1976
    • Emerson Electric Co.
    • Howard R. Kinsella
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Burner system
    • Patent number 3,954,384
    • Issue date May 4, 1976
    • Robertshaw Controls Company
    • Hugh J. Tyler
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3918881
    • Patent number 3,918,881
    • Issue date Nov 11, 1975
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3905747
    • Patent number 3,905,747
    • Issue date Sep 16, 1975
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3834856
    • Patent number 3,834,856
    • Issue date Sep 10, 1974
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3405999
    • Patent number 3,405,999
    • Issue date Oct 15, 1968
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3308871
    • Patent number 3,308,871
    • Issue date Mar 14, 1967
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3272254
    • Patent number 3,272,254
    • Issue date Sep 13, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3265112
    • Patent number 3,265,112
    • Issue date Aug 9, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3259169
    • Patent number 3,259,169
    • Issue date Jul 5, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3247886
    • Patent number 3,247,886
    • Issue date Apr 26, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3158194
    • Patent number 3,158,194
    • Issue date Nov 24, 1964
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3153440
    • Patent number 3,153,440
    • Issue date Oct 20, 1964
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3150709
    • Patent number 3,150,709
    • Issue date Sep 29, 1964
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3062276
    • Patent number 3,062,276
    • Issue date Nov 6, 1962
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3059693
    • Patent number 3,059,693
    • Issue date Oct 23, 1962
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3036808
    • Patent number 3,036,808
    • Issue date May 29, 1962
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2986209
    • Patent number 2,986,209
    • Issue date May 30, 1961
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents