IL34977A - Ionization smoke detector - Google Patents

Ionization smoke detector

Info

Publication number
IL34977A
IL34977A IL34977A IL3497770A IL34977A IL 34977 A IL34977 A IL 34977A IL 34977 A IL34977 A IL 34977A IL 3497770 A IL3497770 A IL 3497770A IL 34977 A IL34977 A IL 34977A
Authority
IL
Israel
Prior art keywords
smoke detector
ionization smoke
ionization
detector
smoke
Prior art date
Application number
IL34977A
Other versions
IL34977A0 (en
Original Assignee
Nittan Co Ltd
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 Nittan Co Ltd filed Critical Nittan Co Ltd
Publication of IL34977A0 publication Critical patent/IL34977A0/en
Publication of IL34977A publication Critical patent/IL34977A/en

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)
IL34977A 1969-07-22 1970-07-22 Ionization smoke detector IL34977A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5736769 1969-07-22

Publications (2)

Publication Number Publication Date
IL34977A0 IL34977A0 (en) 1970-09-17
IL34977A true IL34977A (en) 1973-06-29

Family

ID=13053601

Family Applications (1)

Application Number Title Priority Date Filing Date
IL34977A IL34977A (en) 1969-07-22 1970-07-22 Ionization smoke detector

Country Status (3)

Country Link
US (1) US3676681A (en)
IL (1) IL34977A (en)
ZA (1) ZA704724B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790355A (en) * 1971-10-20 1973-02-15 Bevaknings A B Securitas SMOKE DETECTOR
GB1516972A (en) * 1974-05-16 1978-07-05 Bang & Olufsen As Phonographs
US4336454A (en) * 1979-05-18 1982-06-22 The Radiochemical Centre Limited Smoke detector ionisation chamber using nickel-63 source
US4582996A (en) * 1982-04-08 1986-04-15 Cerberus Ag Electrode insulating member for ionization fire alarm
JPS6346599A (en) * 1986-08-14 1988-02-27 ニツタン株式会社 Environment abnormality detector
US5019805A (en) * 1989-02-03 1991-05-28 Flash-Alert Inc. Smoke detector with strobed visual alarm and remote alarm coupling

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516083A (en) * 1965-12-02 1970-06-02 Denske Securitas As Electric alarm system,preferably for a fire alarm
JPS446089Y1 (en) * 1966-03-30 1969-03-05

Also Published As

Publication number Publication date
IL34977A0 (en) 1970-09-17
ZA704724B (en) 1971-03-31
US3676681A (en) 1972-07-11

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