GB2052846B - Smoke detector ionisation chamber using nickel-63 source - Google Patents

Smoke detector ionisation chamber using nickel-63 source

Info

Publication number
GB2052846B
GB2052846B GB8016266A GB8016266A GB2052846B GB 2052846 B GB2052846 B GB 2052846B GB 8016266 A GB8016266 A GB 8016266A GB 8016266 A GB8016266 A GB 8016266A GB 2052846 B GB2052846 B GB 2052846B
Authority
GB
United Kingdom
Prior art keywords
nickel
source
smoke detector
ionisation chamber
detector ionisation
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
GB8016266A
Other versions
GB2052846A (en
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.)
GE Healthcare Ltd
Original Assignee
Radiochemical Centre 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 Radiochemical Centre Ltd filed Critical Radiochemical Centre Ltd
Priority to GB8016266A priority Critical patent/GB2052846B/en
Publication of GB2052846A publication Critical patent/GB2052846A/en
Application granted granted Critical
Publication of GB2052846B publication Critical patent/GB2052846B/en
Expired legal-status Critical Current

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
    • 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)
GB8016266A 1979-05-18 1980-05-16 Smoke detector ionisation chamber using nickel-63 source Expired GB2052846B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8016266A GB2052846B (en) 1979-05-18 1980-05-16 Smoke detector ionisation chamber using nickel-63 source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7917447 1979-05-18
GB8016266A GB2052846B (en) 1979-05-18 1980-05-16 Smoke detector ionisation chamber using nickel-63 source

Publications (2)

Publication Number Publication Date
GB2052846A GB2052846A (en) 1981-01-28
GB2052846B true GB2052846B (en) 1983-04-07

Family

ID=26271577

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8016266A Expired GB2052846B (en) 1979-05-18 1980-05-16 Smoke detector ionisation chamber using nickel-63 source

Country Status (1)

Country Link
GB (1) GB2052846B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640384B1 (en) * 1988-12-13 1991-04-12 Morrison Co Ets IONIZATION COMBUSTION GAS DETECTOR
GB0613882D0 (en) * 2006-07-12 2006-08-23 Kidde Ip Holdings Ltd Smoke detector

Also Published As

Publication number Publication date
GB2052846A (en) 1981-01-28

Similar Documents

Publication Publication Date Title
GB2122340B (en) Smoke detector
GB2066451B (en) Scattered-radiation smoke detector
GB2081004B (en) Flame ionisation detector
IL52357A0 (en) Ionisation detector chamber
GB2052732B (en) Smoke detector apparatus
AU3804778A (en) Ionization smoke detector
AU534265B2 (en) Ionisation smoke detector
AU508460B2 (en) Smoke detector ionization chamber
GB2092820B (en) Ionization smoke detector
GB2052846B (en) Smoke detector ionisation chamber using nickel-63 source
JPS52139490A (en) Ionization chamber device for ionization smoke detector
GB2014782B (en) Ionization smoke detectors
JPS5216294A (en) Ionization smoke detector
AU530556B2 (en) Fire + smoke detector
GB2034964B (en) Multiple chamber ionization detector
AU4329179A (en) Ionization smoke detector
GB2047013B (en) Fire or smoke detector apparatus
GB1550875A (en) Ionisation smoke detection
JPS55116191A (en) Ion type smoke detector
GB2019642B (en) Ionization smoke detector
GB2039137B (en) Ionization detector calibration
GB2091485B (en) Ionization smoke detector
JPS55143696A (en) Ionization type smoke detector
JPS55116193A (en) Ionization type smoke detector
IE790761L (en) Ionisation detector chamber

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee