GB1099174A - Improvements in or relating to fuel valves - Google Patents

Improvements in or relating to fuel valves

Info

Publication number
GB1099174A
GB1099174A GB1223766A GB1223766A GB1099174A GB 1099174 A GB1099174 A GB 1099174A GB 1223766 A GB1223766 A GB 1223766A GB 1223766 A GB1223766 A GB 1223766A GB 1099174 A GB1099174 A GB 1099174A
Authority
GB
United Kingdom
Prior art keywords
valve
knob
safety valve
pilot
lever
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1223766A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE1965H0055613 external-priority patent/DE1240783B/en
Application filed by Honeywell Inc filed Critical Honeywell Inc
Publication of GB1099174A publication Critical patent/GB1099174A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N5/00Systems for controlling combustion
    • F23N5/02Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/10Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
    • F23N5/107Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using mechanical means, e.g. safety valves
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F232/00Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system
    • C08F232/08Copolymers of cyclic compounds containing no unsaturated aliphatic radicals in a side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic ring system having condensed rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N5/00Systems for controlling combustion
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/1407Combustion failure responsive fuel safety cut-off for burners
    • Y10T137/1516Thermo-electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Control Of Combustion (AREA)

Abstract

1,099,174. Valves. HONEYWELL Inc. March 21, 1966 [March 27, 1965; May 15, 1965], No. 12237/66. Heading F2V. The supply of gas to main and pilot burners 13, 14 is effected by a lift, rotary disc or as shown, a tapered plug valve 20, flow through which is controlled by a lift-type safety valve 23 seating on the smaller end of the valve 20; both valves are connected to a knob 21 capable of axial and rotary movement. The safety valve 23 is connected by a lever 26 to the armature of an electromagnet 32 which is energized by a thermocouple 33 adjacent the pilot burner 14. A bell-crank 41, which is pivoted on the same pin 30 as the lever 26, is loaded by a spring 42 and embodies a latch 41d that coacts with an indent 40 or a cam projection on a rotary part of the valve 20 or knob 21 to prevent opening the valve 20 when the safety valve 23 is open. The bell-crank 41 has a bifurcated lower limb that straddles an extension 23a of the safety valve 23 and is engaged by the lever 26. A pin (50, Fig. 9, not shown), attached to the knob 21 co-operates with a programming groove (51) on the body 11 which provides for off, pilot, high and low positions. The knob cannot be fully depressed to open the safety valve until the valve 20 has been rotated past the position in which the latch 41d would engage the indent 40 were it not held away by the lever 26. When in the pilot position the knob can be depressed fully and upon ignition of the pilot flame the safety valve is held open by the electromagnet 32 so that the knob can be allowed to retract.
GB1223766A 1965-03-27 1966-03-21 Improvements in or relating to fuel valves Expired GB1099174A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1965H0055613 DE1240783B (en) 1965-03-27 1965-03-27 Gas tap with safety device
DEH0056042 1965-05-15

Publications (1)

Publication Number Publication Date
GB1099174A true GB1099174A (en) 1968-01-17

Family

ID=25980286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1223766A Expired GB1099174A (en) 1965-03-27 1966-03-21 Improvements in or relating to fuel valves

Country Status (3)

Country Link
US (1) US3476130A (en)
GB (1) GB1099174A (en)
NL (1) NL6603991A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081235A (en) * 1976-06-23 1978-03-28 International Telephone And Telegraph Corporation Valve interlock
US4242080A (en) * 1978-08-11 1980-12-30 Honeywell Inc. Safety device for gas burners

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3099994A (en) * 1960-02-11 1963-08-06 Vaillant Joh Kg Thermoelectric ignition safety device
US3236252A (en) * 1962-05-24 1966-02-22 Honeywell Inc Manifold gas valve
US3303866A (en) * 1964-11-04 1967-02-14 Itt Valve with interlocking gas cock

Also Published As

Publication number Publication date
US3476130A (en) 1969-11-04
NL6603991A (en) 1966-09-28

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