GB1387372A - Flame detecting apparatus - Google Patents

Flame detecting apparatus

Info

Publication number
GB1387372A
GB1387372A GB78973A GB78973A GB1387372A GB 1387372 A GB1387372 A GB 1387372A GB 78973 A GB78973 A GB 78973A GB 78973 A GB78973 A GB 78973A GB 1387372 A GB1387372 A GB 1387372A
Authority
GB
United Kingdom
Prior art keywords
flame
capacitor
burner
cases
output
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
GB78973A
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 JP47004299A external-priority patent/JPS4874628A/ja
Priority claimed from JP47033519A external-priority patent/JPS48101630A/ja
Priority claimed from JP4344772U external-priority patent/JPS495039U/ja
Priority claimed from JP47042224A external-priority patent/JPS494231A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1387372A publication Critical patent/GB1387372A/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
    • F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
    • F23N5/12—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods
    • F23N5/123—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods using electronic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Combustion (AREA)
GB78973A 1972-01-07 1973-01-05 Flame detecting apparatus Expired GB1387372A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP47004299A JPS4874628A (enrdf_load_stackoverflow) 1972-01-07 1972-01-07
JP47033519A JPS48101630A (enrdf_load_stackoverflow) 1972-04-05 1972-04-05
JP4344772U JPS495039U (enrdf_load_stackoverflow) 1972-04-14 1972-04-14
JP47042224A JPS494231A (enrdf_load_stackoverflow) 1972-04-28 1972-04-28

Publications (1)

Publication Number Publication Date
GB1387372A true GB1387372A (en) 1975-03-19

Family

ID=27454057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB78973A Expired GB1387372A (en) 1972-01-07 1973-01-05 Flame detecting apparatus

Country Status (3)

Country Link
CA (1) CA982676A (enrdf_load_stackoverflow)
FR (1) FR2167622A5 (enrdf_load_stackoverflow)
GB (1) GB1387372A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2141854A (en) * 1983-05-31 1985-01-03 Shigeru Fukumoto Gas accident prevention

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2141854A (en) * 1983-05-31 1985-01-03 Shigeru Fukumoto Gas accident prevention

Also Published As

Publication number Publication date
CA982676A (en) 1976-01-27
FR2167622A5 (enrdf_load_stackoverflow) 1973-08-24

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees