FR2546627B3 - Detecteur de fumees capacitif a modules interchangeables - Google Patents

Detecteur de fumees capacitif a modules interchangeables

Info

Publication number
FR2546627B3
FR2546627B3 FR8308781A FR8308781A FR2546627B3 FR 2546627 B3 FR2546627 B3 FR 2546627B3 FR 8308781 A FR8308781 A FR 8308781A FR 8308781 A FR8308781 A FR 8308781A FR 2546627 B3 FR2546627 B3 FR 2546627B3
Authority
FR
France
Prior art keywords
capacitive
smoke detector
interchangeable modules
interchangeable
modules
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
FR8308781A
Other languages
English (en)
Other versions
FR2546627A1 (fr
Inventor
Emile Hugon
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.)
GAMMA ELECTRONIC
Original Assignee
GAMMA ELECTRONIC
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 GAMMA ELECTRONIC filed Critical GAMMA ELECTRONIC
Priority to FR8308781A priority Critical patent/FR2546627B3/fr
Publication of FR2546627A1 publication Critical patent/FR2546627A1/fr
Application granted granted Critical
Publication of FR2546627B3 publication Critical patent/FR2546627B3/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
FR8308781A 1983-05-27 1983-05-27 Detecteur de fumees capacitif a modules interchangeables Expired FR2546627B3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8308781A FR2546627B3 (fr) 1983-05-27 1983-05-27 Detecteur de fumees capacitif a modules interchangeables

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8308781A FR2546627B3 (fr) 1983-05-27 1983-05-27 Detecteur de fumees capacitif a modules interchangeables

Publications (2)

Publication Number Publication Date
FR2546627A1 FR2546627A1 (fr) 1984-11-30
FR2546627B3 true FR2546627B3 (fr) 1986-09-05

Family

ID=9289238

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8308781A Expired FR2546627B3 (fr) 1983-05-27 1983-05-27 Detecteur de fumees capacitif a modules interchangeables

Country Status (1)

Country Link
FR (1) FR2546627B3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7180076B2 (en) 2004-03-31 2007-02-20 Mine Safety Appliances Company Photoionization detectors, ionization chambers for use in photoionization detectors, and methods of use of photoionization detectors

Also Published As

Publication number Publication date
FR2546627A1 (fr) 1984-11-30

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