FR996822A - Home security appliance - Google Patents

Home security appliance

Info

Publication number
FR996822A
FR996822A FR996822DA FR996822A FR 996822 A FR996822 A FR 996822A FR 996822D A FR996822D A FR 996822DA FR 996822 A FR996822 A FR 996822A
Authority
FR
France
Prior art keywords
home security
security appliance
appliance
home
security
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
Other languages
French (fr)
Inventor
Roger Carteau
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 filed Critical
Application granted granted Critical
Publication of FR996822A publication Critical patent/FR996822A/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
    • F23N5/085—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using light-sensitive elements using electrical or electromechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR996822D 1949-08-24 1949-08-24 Home security appliance Expired FR996822A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR996822T 1949-08-24

Publications (1)

Publication Number Publication Date
FR996822A true FR996822A (en) 1951-12-27

Family

ID=9558176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR996822D Expired FR996822A (en) 1949-08-24 1949-08-24 Home security appliance

Country Status (1)

Country Link
FR (1) FR996822A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1189734B (en) * 1960-03-31 1965-03-25 Danfoss Ved Ing M Clausen Photoelectric sensor, especially for flame guard
DE1208027B (en) * 1960-10-01 1965-12-30 Danfoss Ved Ing M Clausen Flame guard device with photoelectric measuring element

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1189734B (en) * 1960-03-31 1965-03-25 Danfoss Ved Ing M Clausen Photoelectric sensor, especially for flame guard
DE1208027B (en) * 1960-10-01 1965-12-30 Danfoss Ved Ing M Clausen Flame guard device with photoelectric measuring element

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