CA1076269A - Ionization detector - Google Patents

Ionization detector

Info

Publication number
CA1076269A
CA1076269A CA284,655A CA284655A CA1076269A CA 1076269 A CA1076269 A CA 1076269A CA 284655 A CA284655 A CA 284655A CA 1076269 A CA1076269 A CA 1076269A
Authority
CA
Canada
Prior art keywords
chamber
ionization
electrode
ionization detector
set forth
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.)
Expired
Application number
CA284,655A
Other languages
English (en)
French (fr)
Inventor
Elias E. Solomon
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.)
Gamewell Corp
Original Assignee
Gamewell Corp
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 US05/739,455 external-priority patent/US4121105A/en
Application filed by Gamewell Corp filed Critical Gamewell Corp
Priority to CA342,220A priority Critical patent/CA1091823A/en
Priority to CA342,753A priority patent/CA1091824A/en
Application granted granted Critical
Publication of CA1076269A publication Critical patent/CA1076269A/en
Expired 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
    • 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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Measurement Of Radiation (AREA)
  • Electron Tubes For Measurement (AREA)
CA284,655A 1976-11-08 1977-08-10 Ionization detector Expired CA1076269A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA342,220A CA1091823A (en) 1976-11-08 1979-12-19 Ionization detector
CA342,753A CA1091824A (en) 1976-11-08 1979-12-28 Ionization detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/739,455 US4121105A (en) 1975-07-07 1976-11-08 Ionization detector

Publications (1)

Publication Number Publication Date
CA1076269A true CA1076269A (en) 1980-04-22

Family

ID=24972389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284,655A Expired CA1076269A (en) 1976-11-08 1977-08-10 Ionization detector

Country Status (9)

Country Link
JP (1) JPS5358290A (da)
CA (1) CA1076269A (da)
DE (1) DE2739091A1 (da)
DK (1) DK493377A (da)
ES (1) ES462684A1 (da)
FR (1) FR2370279A1 (da)
GB (1) GB1583047A (da)
IT (1) IT1114156B (da)
SE (1) SE427314B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2430612A1 (fr) * 1978-07-05 1980-02-01 Ugon Pierre Chambre d'ionisation reglable
DE3703602A1 (de) * 1987-02-06 1988-08-18 Kernforschungsz Karlsruhe Vorrichtung mit einer ionisationskammer
GB0613882D0 (en) * 2006-07-12 2006-08-23 Kidde Ip Holdings Ltd Smoke detector

Also Published As

Publication number Publication date
SE427314B (sv) 1983-03-21
ES462684A1 (es) 1978-11-01
FR2370279B3 (da) 1980-06-20
FR2370279A1 (fr) 1978-06-02
DE2739091A1 (de) 1978-05-24
IT1114156B (it) 1986-01-27
JPS5358290A (en) 1978-05-26
GB1583047A (en) 1981-01-21
SE7712543L (sv) 1978-05-09
DK493377A (da) 1978-05-09

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Legal Events

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