DK139546C - Ioniseringsbrandmelder - Google Patents

Ioniseringsbrandmelder

Info

Publication number
DK139546C
DK139546C DK655672A DK655672A DK139546C DK 139546 C DK139546 C DK 139546C DK 655672 A DK655672 A DK 655672A DK 655672 A DK655672 A DK 655672A DK 139546 C DK139546 C DK 139546C
Authority
DK
Denmark
Prior art keywords
fire report
ionization fire
ionization
report
fire
Prior art date
Application number
DK655672A
Other languages
English (en)
Other versions
DK139546B (da
Inventor
H Beyersdorf
G Bering
L Rims
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 DK139546B publication Critical patent/DK139546B/da
Application granted granted Critical
Publication of DK139546C publication Critical patent/DK139546C/da

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)
DK655672A 1971-12-30 1972-12-29 Ioniseringsbrandmelder DK139546C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19712165619 DE2165619C2 (de) 1971-12-30 Ionisationsfeuermelder
DE7149470 1971-12-30
DE7223616 1972-06-23
DE2230932A DE2230932C2 (de) 1972-06-23 1972-06-23 Ionisationsfeuermelder

Publications (2)

Publication Number Publication Date
DK139546B DK139546B (da) 1979-03-05
DK139546C true DK139546C (da) 1979-08-13

Family

ID=27431379

Family Applications (1)

Application Number Title Priority Date Filing Date
DK655672A DK139546C (da) 1971-12-30 1972-12-29 Ioniseringsbrandmelder

Country Status (2)

Country Link
DK (1) DK139546C (da)
SE (1) SE379874B (da)

Also Published As

Publication number Publication date
DK139546B (da) 1979-03-05
SE379874B (da) 1975-10-20

Similar Documents

Publication Publication Date Title
IT960860B (it) Estintore d incendio
IT952810B (it) Estintore antincendio
CH508251A (de) Ionisationsfeuermelder
BE772360A (fr) Plafondelement
AT342428B (de) Feuerbekampfungsvorrichtung
FI51036C (fi) Tupakointiseos.
SE373289B (sv) Sprinkler
DK150415C (da) Ioniseringsbrandmelder
NO136269C (no) Ionisasjonsbrannmelder.
SE410218B (sv) Brennare
CH544857A (de) Decke
AT292899B (de) Doppelbrandfeuerung
AR198624A1 (es) Composicion extinguidora de fuego
AT331468B (de) Decke
CH539310A (de) Ionisations-Feuermelder
SE385274B (sv) Plasmaskerbrennare
IT954665B (it) Avvisatore d incendio
SE392979B (sv) Jonisationsbrandalarm
NO139459C (no) Ionisasjonsbrannmelder.
AT332762B (de) Ionisations-feuermelder
AT319054B (de) Feuerlöschmittel
AR194406A1 (es) Polvos extintores de incendios
DK139546C (da) Ioniseringsbrandmelder
CH539176A (de) Brandwand
AT342429B (de) Feuerschutzklappe