DE2423045B2 - Ionisationsfeuermelder - Google Patents

Ionisationsfeuermelder

Info

Publication number
DE2423045B2
DE2423045B2 DE2423045A DE2423045A DE2423045B2 DE 2423045 B2 DE2423045 B2 DE 2423045B2 DE 2423045 A DE2423045 A DE 2423045A DE 2423045 A DE2423045 A DE 2423045A DE 2423045 B2 DE2423045 B2 DE 2423045B2
Authority
DE
Germany
Prior art keywords
fire alarm
radiation source
alarm according
ionization fire
chamber
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.)
Withdrawn
Application number
DE2423045A
Other languages
German (de)
English (en)
Other versions
DE2423045A1 (de
Inventor
Friedrich Dipl.-Phys. Ddr 8019 Dresden Peschke
Walter Ddr 8054 Dresden Zimmermann
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.)
VEB RFT MESSELEKTRONIK OTTO SCHOEN DRESDEN DDR 8010 DRESDEN
Original Assignee
VEB RFT MESSELEKTRONIK OTTO SCHOEN DRESDEN DDR 8010 DRESDEN
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 VEB RFT MESSELEKTRONIK OTTO SCHOEN DRESDEN DDR 8010 DRESDEN filed Critical VEB RFT MESSELEKTRONIK OTTO SCHOEN DRESDEN DDR 8010 DRESDEN
Publication of DE2423045A1 publication Critical patent/DE2423045A1/de
Publication of DE2423045B2 publication Critical patent/DE2423045B2/de
Withdrawn legal-status Critical Current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
    • 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)
DE2423045A 1973-09-17 1974-05-13 Ionisationsfeuermelder Withdrawn DE2423045B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD173546A DD106728A1 (enExample) 1973-09-17 1973-09-17

Publications (2)

Publication Number Publication Date
DE2423045A1 DE2423045A1 (de) 1975-03-20
DE2423045B2 true DE2423045B2 (de) 1978-10-26

Family

ID=5492798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2423045A Withdrawn DE2423045B2 (de) 1973-09-17 1974-05-13 Ionisationsfeuermelder

Country Status (6)

Country Link
CH (1) CH586437A5 (enExample)
DD (1) DD106728A1 (enExample)
DE (1) DE2423045B2 (enExample)
FR (1) FR2244218B1 (enExample)
SE (1) SE392979B (enExample)
SU (1) SU587884A3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037869A1 (de) * 1980-03-31 1981-10-08 Matsushita Electric Works Ltd., Kadoma, Osaka Ionisations-rauchfuehler

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL52357A (en) * 1976-07-02 1979-11-30 Chloride Group Ltd Ionisation detector chamber
CH600563A5 (enExample) * 1976-11-29 1978-06-15 Cerberus Ag
CH600565A5 (enExample) * 1976-12-01 1978-06-15 Cerberus Ag
CN110782620A (zh) * 2019-10-25 2020-02-11 上海明厦物联网科技有限公司 一种提高烟雾探测器灵敏度和响应速度的装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037869A1 (de) * 1980-03-31 1981-10-08 Matsushita Electric Works Ltd., Kadoma, Osaka Ionisations-rauchfuehler

Also Published As

Publication number Publication date
FR2244218A1 (enExample) 1975-04-11
DD106728A1 (enExample) 1974-06-20
FR2244218B1 (enExample) 1978-01-27
SE7407752L (enExample) 1975-03-18
DE2423045A1 (de) 1975-03-20
SU587884A3 (ru) 1978-01-05
SE392979B (sv) 1977-04-25
CH586437A5 (enExample) 1977-03-31

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Legal Events

Date Code Title Description
BGA New person/name/address of the applicant
8239 Disposal/non-payment of the annual fee