AT332762B - Ionisations-feuermelder - Google Patents

Ionisations-feuermelder

Info

Publication number
AT332762B
AT332762B AT1095272A AT1095272A AT332762B AT 332762 B AT332762 B AT 332762B AT 1095272 A AT1095272 A AT 1095272A AT 1095272 A AT1095272 A AT 1095272A AT 332762 B AT332762 B AT 332762B
Authority
AT
Austria
Prior art keywords
fire alarm
ionization fire
ionization
alarm
fire
Prior art date
Application number
AT1095272A
Other languages
English (en)
Other versions
ATA1095272A (de
Original Assignee
Preussag Ag Feuerschutz
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 DE19712165619 external-priority patent/DE2165619C2/de
Priority claimed from DE2230932A external-priority patent/DE2230932C2/de
Application filed by Preussag Ag Feuerschutz filed Critical Preussag Ag Feuerschutz
Publication of ATA1095272A publication Critical patent/ATA1095272A/de
Application granted granted Critical
Publication of AT332762B publication Critical patent/AT332762B/de

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
    • G08B17/113—Constructional details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/06—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/08—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of radioactive substances, e.g. alphatrons

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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
AT1095272A 1971-12-30 1972-12-21 Ionisations-feuermelder AT332762B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712165619 DE2165619C2 (de) 1971-12-30 Ionisationsfeuermelder
DE2230932A DE2230932C2 (de) 1972-06-23 1972-06-23 Ionisationsfeuermelder

Publications (2)

Publication Number Publication Date
ATA1095272A ATA1095272A (de) 1976-01-15
AT332762B true AT332762B (de) 1976-10-11

Family

ID=25762258

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1095272A AT332762B (de) 1971-12-30 1972-12-21 Ionisations-feuermelder

Country Status (9)

Country Link
JP (1) JPS4879998A (de)
AT (1) AT332762B (de)
BE (1) BE793205A (de)
CH (1) CH558059A (de)
ES (1) ES410210A1 (de)
FR (1) FR2166005B3 (de)
GB (1) GB1407639A (de)
IT (1) IT976193B (de)
NL (1) NL7217843A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT378431B (de) * 1983-06-30 1985-08-12 Siemens Ag Oesterreich Probenkammer herkoemmlicher groesse zum einbau eines ionisations-rauchmelder-einsatzes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH551057A (de) * 1973-04-17 1974-06-28 Cerberus Ag Ionisationsfeuermelder.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT378431B (de) * 1983-06-30 1985-08-12 Siemens Ag Oesterreich Probenkammer herkoemmlicher groesse zum einbau eines ionisations-rauchmelder-einsatzes

Also Published As

Publication number Publication date
GB1407639A (en) 1975-09-24
CH558059A (de) 1975-01-15
BE793205A (fr) 1973-04-16
ATA1095272A (de) 1976-01-15
ES410210A1 (es) 1975-12-01
JPS4879998A (de) 1973-10-26
FR2166005B3 (de) 1976-02-13
FR2166005A1 (de) 1973-08-10
IT976193B (it) 1974-08-20
NL7217843A (de) 1973-07-03

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee