SE438385B - Jonisationsbrandgivare - Google Patents

Jonisationsbrandgivare

Info

Publication number
SE438385B
SE438385B SE7802995A SE7802995A SE438385B SE 438385 B SE438385 B SE 438385B SE 7802995 A SE7802995 A SE 7802995A SE 7802995 A SE7802995 A SE 7802995A SE 438385 B SE438385 B SE 438385B
Authority
SE
Sweden
Prior art keywords
resistance
measuring
electrode
resistor
measuring chamber
Prior art date
Application number
SE7802995A
Other languages
English (en)
Swedish (sv)
Other versions
SE7802995L (sv
Inventor
P Thilo
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE7802995L publication Critical patent/SE7802995L/xx
Publication of SE438385B publication Critical patent/SE438385B/sv

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

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)
  • Fire Alarms (AREA)
SE7802995A 1977-03-16 1978-03-15 Jonisationsbrandgivare SE438385B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2711457A DE2711457C2 (de) 1977-03-16 1977-03-16 Ionisationsbrandmelder

Publications (2)

Publication Number Publication Date
SE7802995L SE7802995L (sv) 1978-09-17
SE438385B true SE438385B (sv) 1985-04-15

Family

ID=6003797

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7802995A SE438385B (sv) 1977-03-16 1978-03-15 Jonisationsbrandgivare

Country Status (11)

Country Link
AT (1) AT363014B (de)
BE (1) BE864974A (de)
CH (1) CH625071A5 (de)
DE (1) DE2711457C2 (de)
DK (1) DK142515C (de)
FR (1) FR2384307A1 (de)
IT (1) IT1094274B (de)
LU (1) LU79226A1 (de)
NL (1) NL7802821A (de)
NO (1) NO141008C (de)
SE (1) SE438385B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA786519B (en) * 1978-11-20 1980-02-27 Anglo Amer Corp South Africa Detector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1490273A (fr) * 1966-03-30 1967-07-28 Nittan Co Ltd Dispositif d'alarme automatique d'incendie utilisant un dispositif à ions
GB1280304A (en) * 1968-09-26 1972-07-05 Hochiki Co A smoke sensing detector for smoke sensing apparatus
JPS529998B1 (de) * 1969-04-25 1977-03-19
ZA734995B (en) * 1973-07-23 1974-10-30 Anglo Amer Corp South Africa Improvemente in or relating to fire detectors
ZA745453B (en) * 1974-08-26 1976-04-28 Anglo Amer Corp South Africa Improvements in or relating to fire detectors

Also Published As

Publication number Publication date
NL7802821A (nl) 1978-09-19
NO141008B (no) 1979-09-10
AT363014B (de) 1981-07-10
DK142515C (da) 1981-08-03
NO780876L (no) 1978-09-19
SE7802995L (sv) 1978-09-17
FR2384307A1 (fr) 1978-10-13
DK116878A (da) 1978-09-17
ATA177678A (de) 1980-11-15
LU79226A1 (de) 1978-11-27
BE864974A (fr) 1978-09-18
DE2711457A1 (de) 1978-09-21
FR2384307B1 (de) 1982-07-16
CH625071A5 (en) 1981-08-31
NO141008C (no) 1979-12-19
IT7821086A0 (it) 1978-03-10
DK142515B (da) 1980-11-10
DE2711457C2 (de) 1985-06-27
IT1094274B (it) 1985-07-26

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