GB1348550A - Condition responsive system - Google Patents

Condition responsive system

Info

Publication number
GB1348550A
GB1348550A GB3724971A GB3724971A GB1348550A GB 1348550 A GB1348550 A GB 1348550A GB 3724971 A GB3724971 A GB 3724971A GB 3724971 A GB3724971 A GB 3724971A GB 1348550 A GB1348550 A GB 1348550A
Authority
GB
United Kingdom
Prior art keywords
flame
supplied
frequency
aug
fluctuation
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
GB3724971A
Other languages
English (en)
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.)
Electronics Corp of America
Original Assignee
Electronics Corp of America
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
Application filed by Electronics Corp of America filed Critical Electronics Corp of America
Publication of GB1348550A publication Critical patent/GB1348550A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
    • F23N5/242—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements
    • F23N5/082—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2229/00—Flame sensors
    • F23N2229/08—Flame sensors detecting flame flicker

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Control Of Combustion (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
GB3724971A 1970-08-25 1971-08-09 Condition responsive system Expired GB1348550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6684170A 1970-08-25 1970-08-25

Publications (1)

Publication Number Publication Date
GB1348550A true GB1348550A (en) 1974-03-20

Family

ID=22072054

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3724971A Expired GB1348550A (en) 1970-08-25 1971-08-09 Condition responsive system

Country Status (8)

Country Link
US (1) US3651327A (enExample)
BE (1) BE771614A (enExample)
CA (1) CA996660A (enExample)
CH (1) CH528703A (enExample)
DE (1) DE2142222B2 (enExample)
FR (1) FR2103485B1 (enExample)
GB (1) GB1348550A (enExample)
NL (1) NL7111148A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1417984A (en) * 1972-03-25 1975-12-17 Lucas Industries Ltd Flame detection circuits
US3852729A (en) * 1973-03-06 1974-12-03 Electronics Corp America Flame failure controls
US3824391A (en) * 1973-05-21 1974-07-16 Central Electr Generat Board Methods of and apparatus for flame monitoring
US3947218A (en) * 1975-01-23 1976-03-30 Honeywell Inc. Safety circuit for monitoring a flickering flame
US4280184A (en) * 1979-06-26 1981-07-21 Electronic Corporation Of America Burner flame detection
US4509041A (en) * 1982-03-22 1985-04-02 The Babcock & Wilcox Company Correlation type flicker flamon
US5567144A (en) * 1995-10-05 1996-10-22 Desa International Inc. Hot surface ignition controller for fuel oil burner
US5899684A (en) * 1997-07-11 1999-05-04 Desa International, Inc. Power phase regulator circuit improvement, motor start switch, self-adjusting preheat and ignition trial improvement, and series-type voltage regulator improvement to hot surface ignition control for fuel oil burner
EP1033535A3 (en) 1999-03-03 2002-08-07 Desa International, Inc. Hot surface ignition controller for fuel oil burner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911540A (en) * 1955-02-14 1959-11-03 Gen Controls Co Flame detection system
US2807008A (en) * 1956-05-08 1957-09-17 Scully Signal Co Fail-safe system and technique
US3154724A (en) * 1961-10-09 1964-10-27 Electronics Corp America Combustion control system
FR1389965A (fr) * 1964-04-09 1965-02-19 Fenwal Détecteur de flamme
FR1413496A (fr) * 1964-11-03 1965-10-08 Electronics Corp America Perfectionnements aux appareils de surveillance
US3568074A (en) * 1968-08-01 1971-03-02 Gen Electric Frequency-sensitive circuit

Also Published As

Publication number Publication date
DE2142222B2 (de) 1973-10-31
CA996660A (en) 1976-09-07
FR2103485A1 (enExample) 1972-04-14
FR2103485B1 (enExample) 1974-08-19
US3651327A (en) 1972-03-21
CH528703A (de) 1972-09-30
DE2142222A1 (de) 1972-03-02
NL7111148A (enExample) 1972-02-29
BE771614A (fr) 1971-12-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees