CH569929A5 - - Google Patents

Info

Publication number
CH569929A5
CH569929A5 CH516574A CH516574A CH569929A5 CH 569929 A5 CH569929 A5 CH 569929A5 CH 516574 A CH516574 A CH 516574A CH 516574 A CH516574 A CH 516574A CH 569929 A5 CH569929 A5 CH 569929A5
Authority
CH
Switzerland
Application number
CH516574A
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH516574A priority Critical patent/CH569929A5/xx
Priority to DE2423974A priority patent/DE2423974A1/en
Priority to GB1374875A priority patent/GB1461047A/en
Publication of CH569929A5 publication Critical patent/CH569929A5/xx

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
    • F23N5/022—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium 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
    • F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2231/00—Fail safe
    • F23N2231/04—Fail safe for electrical power failures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2233/00—Ventilators
    • F23N2233/06—Ventilators at the air intake

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Combustion (AREA)
CH516574A 1974-04-11 1974-04-11 CH569929A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH516574A CH569929A5 (en) 1974-04-11 1974-04-11
DE2423974A DE2423974A1 (en) 1974-04-11 1974-05-18 CIRCUIT ARRANGEMENT OF A FIRE CONTROLLER
GB1374875A GB1461047A (en) 1974-04-11 1975-04-03 Circuit arrangements for controlling automatic ignition devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH516574A CH569929A5 (en) 1974-04-11 1974-04-11

Publications (1)

Publication Number Publication Date
CH569929A5 true CH569929A5 (en) 1975-11-28

Family

ID=4289008

Family Applications (1)

Application Number Title Priority Date Filing Date
CH516574A CH569929A5 (en) 1974-04-11 1974-04-11

Country Status (3)

Country Link
CH (1) CH569929A5 (en)
DE (1) DE2423974A1 (en)
GB (1) GB1461047A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4077762A (en) * 1976-06-21 1978-03-07 Johnson Controls, Inc. Fuel ignition system having contact interlock protection
US4439140A (en) * 1982-03-29 1984-03-27 Honeywell Inc. Energy saving boiler purge sequence control
EP0120681A1 (en) * 1983-03-22 1984-10-03 Peerless Stampings Limited A control circuit for use with a fuel control valve

Also Published As

Publication number Publication date
GB1461047A (en) 1977-01-13
DE2423974A1 (en) 1975-10-23

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Legal Events

Date Code Title Description
PL Patent ceased