DE1589987A1 - Ionisationskammeranzeigevorrichtung - Google Patents

Ionisationskammeranzeigevorrichtung

Info

Publication number
DE1589987A1
DE1589987A1 DE19671589987 DE1589987A DE1589987A1 DE 1589987 A1 DE1589987 A1 DE 1589987A1 DE 19671589987 DE19671589987 DE 19671589987 DE 1589987 A DE1589987 A DE 1589987A DE 1589987 A1 DE1589987 A1 DE 1589987A1
Authority
DE
Germany
Prior art keywords
housing
electrode
power source
conductive
source
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.)
Pending
Application number
DE19671589987
Other languages
German (de)
English (en)
Inventor
Klein Carl Frederick
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.)
Johnson Service Co
Original Assignee
Johnson Service Co
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 Johnson Service Co filed Critical Johnson Service Co
Publication of DE1589987A1 publication Critical patent/DE1589987A1/de
Pending 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/12—Provision for actuation of an alarm
    • G01T7/125—Alarm- or controlling circuits using ionisation chambers, proportional counters or Geiger-Mueller tubes, also functioning as UV detectors
    • 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

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Emergency Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
DE19671589987 1966-12-22 1967-12-21 Ionisationskammeranzeigevorrichtung Pending DE1589987A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60405866A 1966-12-22 1966-12-22

Publications (1)

Publication Number Publication Date
DE1589987A1 true DE1589987A1 (de) 1971-04-01

Family

ID=24418013

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19671589987 Pending DE1589987A1 (de) 1966-12-22 1967-12-21 Ionisationskammeranzeigevorrichtung

Country Status (4)

Country Link
US (1) US3514603A (OSRAM)
DE (1) DE1589987A1 (OSRAM)
FR (1) FR1549823A (OSRAM)
GB (1) GB1215814A (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH475614A (de) * 1968-06-18 1969-07-15 Cerberus Ag Werke Fuer Elektro Ionisationsfeuermelder
GB1277091A (en) * 1968-07-11 1972-06-07 Nittan Co Ltd Ionization type smoke detectors
USRE30323E (en) * 1968-09-26 1980-07-01 Hochiki Kabushiki Kaisha Smoke detector adapted to a smoke sensing apparatus
CH497755A (de) * 1969-06-24 1970-10-15 Cerberus Ag Ionisationsfeuermelder
US3935492A (en) * 1970-11-13 1976-01-27 Nittan Company, Ltd. Ionization smoke detector
US3792254A (en) * 1971-07-15 1974-02-12 Vigifeu Ionization chamber in particular for a fire detection device
US3903419A (en) * 1973-04-20 1975-09-02 Fire Alert Company Combustion products detector assembly and method of operation
US4021671A (en) * 1975-07-07 1977-05-03 Gulf & Western Manufacturing Company (Systems) Ionization detector
US4150373A (en) * 1977-01-27 1979-04-17 Ried Jr Louis Ionization particle detector
CN108776351B (zh) * 2018-06-14 2024-10-29 山东中测校准质控技术有限公司 一种放射源活度测量用井型电离室

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH355380A (de) * 1957-10-30 1961-06-30 Cerberus Gmbh Einrichtung zur Feststellung von Änderungen in der Zusammensetzung eines Gases
US3271756A (en) * 1960-03-22 1966-09-06 Harold J Burke Method and apparatus for detecting a hazardous condition
DK101900C (da) * 1961-12-30 1965-06-08 Danske Securitas As Elektrisk alarmanlæg, fortrinsvis til brandalarmering.

Also Published As

Publication number Publication date
FR1549823A (OSRAM) 1968-12-13
GB1215814A (en) 1970-12-16
US3514603A (en) 1970-05-26

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