GB1494621A - Arrangements for optically monitoring a display - Google Patents

Arrangements for optically monitoring a display

Info

Publication number
GB1494621A
GB1494621A GB115174A GB115174A GB1494621A GB 1494621 A GB1494621 A GB 1494621A GB 115174 A GB115174 A GB 115174A GB 115174 A GB115174 A GB 115174A GB 1494621 A GB1494621 A GB 1494621A
Authority
GB
United Kingdom
Prior art keywords
units
light
plugged
circuit
receiving means
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
GB115174A
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.)
Allard Way Holdings Ltd
Original Assignee
Elliott Brothers London 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
Application filed by Elliott Brothers London Ltd filed Critical Elliott Brothers London Ltd
Priority to GB115174A priority Critical patent/GB1494621A/en
Priority to CA217,446A priority patent/CA1040733A/en
Priority to AU77211/75A priority patent/AU494597B2/en
Priority to DE19752500747 priority patent/DE2500747A1/de
Priority to CH28275A priority patent/CH589824A5/xx
Priority to IT6704675A priority patent/IT1027269B/it
Publication of GB1494621A publication Critical patent/GB1494621A/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
    • F23N5/08—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Fire-Detection Mechanisms (AREA)
GB115174A 1974-01-10 1974-01-10 Arrangements for optically monitoring a display Expired GB1494621A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB115174A GB1494621A (en) 1974-01-10 1974-01-10 Arrangements for optically monitoring a display
CA217,446A CA1040733A (en) 1974-01-10 1975-01-07 Electro-optic monitoring arrangements
AU77211/75A AU494597B2 (en) 1974-01-10 1975-01-09 Improvements in or relating to monitoring arrangements employing light sensors
DE19752500747 DE2500747A1 (de) 1974-01-10 1975-01-10 Ueberwachungsanordnung
CH28275A CH589824A5 (enrdf_load_stackoverflow) 1974-01-10 1975-01-10
IT6704675A IT1027269B (it) 1974-01-10 1975-01-10 Sistema di sorveglianza,parti colarmente per focolari

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB115174A GB1494621A (en) 1974-01-10 1974-01-10 Arrangements for optically monitoring a display

Publications (1)

Publication Number Publication Date
GB1494621A true GB1494621A (en) 1977-12-07

Family

ID=9717078

Family Applications (1)

Application Number Title Priority Date Filing Date
GB115174A Expired GB1494621A (en) 1974-01-10 1974-01-10 Arrangements for optically monitoring a display

Country Status (5)

Country Link
CA (1) CA1040733A (enrdf_load_stackoverflow)
CH (1) CH589824A5 (enrdf_load_stackoverflow)
DE (1) DE2500747A1 (enrdf_load_stackoverflow)
GB (1) GB1494621A (enrdf_load_stackoverflow)
IT (1) IT1027269B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010110A1 (en) * 1978-10-25 1980-04-30 Ituo Shibata Defect detecting device

Also Published As

Publication number Publication date
IT1027269B (it) 1978-11-20
CA1040733A (en) 1978-10-17
DE2500747A1 (de) 1975-07-17
CH589824A5 (enrdf_load_stackoverflow) 1977-07-15
AU7721175A (en) 1976-07-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee