FR2055344A5 - - Google Patents

Info

Publication number
FR2055344A5
FR2055344A5 FR7026637A FR7026637A FR2055344A5 FR 2055344 A5 FR2055344 A5 FR 2055344A5 FR 7026637 A FR7026637 A FR 7026637A FR 7026637 A FR7026637 A FR 7026637A FR 2055344 A5 FR2055344 A5 FR 2055344A5
Authority
FR
France
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
FR7026637A
Other languages
French (fr)
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.)
Nittan Co Ltd
Original Assignee
Nittan Co 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 JP7336169U external-priority patent/JPS483417Y1/ja
Application filed by Nittan Co Ltd filed Critical Nittan Co Ltd
Application granted granted Critical
Publication of FR2055344A5 publication Critical patent/FR2055344A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR 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 OR 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)
FR7026637A 1969-07-22 1970-07-20 Expired FR2055344A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5736769 1969-07-22
JP7336169U JPS483417Y1 (enrdf_load_stackoverflow) 1969-08-04 1969-08-04

Publications (1)

Publication Number Publication Date
FR2055344A5 true FR2055344A5 (enrdf_load_stackoverflow) 1971-05-07

Family

ID=26398403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7026637A Expired FR2055344A5 (enrdf_load_stackoverflow) 1969-07-22 1970-07-20

Country Status (5)

Country Link
DE (1) DE2034419B2 (enrdf_load_stackoverflow)
ES (1) ES381761A1 (enrdf_load_stackoverflow)
FR (1) FR2055344A5 (enrdf_load_stackoverflow)
GB (1) GB1273307A (enrdf_load_stackoverflow)
NL (1) NL7010165A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE874157A (fr) * 1979-02-14 1979-05-29 Inst Nat Radio Elements Detecteur ionique

Also Published As

Publication number Publication date
GB1273307A (en) 1972-05-10
DE2034419A1 (de) 1971-02-04
NL7010165A (enrdf_load_stackoverflow) 1971-01-26
DE2034419B2 (de) 1972-12-07
ES381761A1 (es) 1974-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse