AU462064B2 - Smoke detector - Google Patents

Smoke detector

Info

Publication number
AU462064B2
AU462064B2 AU47866/72A AU4786672A AU462064B2 AU 462064 B2 AU462064 B2 AU 462064B2 AU 47866/72 A AU47866/72 A AU 47866/72A AU 4786672 A AU4786672 A AU 4786672A AU 462064 B2 AU462064 B2 AU 462064B2
Authority
AU
Australia
Prior art keywords
smoke detector
smoke
detector
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
AU47866/72A
Other versions
AU4786672A (en
Inventor
Walter Nasri Alfred
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.)
Pyrotector Inc
Original Assignee
Pyrotector Inc
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 Pyrotector Inc filed Critical Pyrotector Inc
Publication of AU4786672A publication Critical patent/AU4786672A/en
Application granted granted Critical
Publication of AU462064B2 publication Critical patent/AU462064B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
    • 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
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
    • 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
AU47866/72A 1971-12-13 1972-10-18 Smoke detector Expired AU462064B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US20746171A 1971-12-13 1971-12-13
USUS207,461 1971-12-13

Publications (2)

Publication Number Publication Date
AU4786672A AU4786672A (en) 1974-04-26
AU462064B2 true AU462064B2 (en) 1975-06-12

Family

ID=22770642

Family Applications (1)

Application Number Title Priority Date Filing Date
AU47866/72A Expired AU462064B2 (en) 1971-12-13 1972-10-18 Smoke detector

Country Status (7)

Country Link
US (1) US3789383A (en)
JP (1) JPS4866794A (en)
AU (1) AU462064B2 (en)
DE (1) DE2251046B2 (en)
FR (1) FR2165480A5 (en)
GB (1) GB1395245A (en)
SE (1) SE385057B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3987358A (en) * 1972-01-26 1976-10-19 The Walter Kidde & Company, Inc. Condition detector circuit
US3898553A (en) * 1974-04-26 1975-08-05 Rca Corp Circuit for supplying power to a load
US4206456A (en) * 1975-06-23 1980-06-03 Chloride Incorporated Smoke detector
DE2965448D1 (en) * 1978-09-29 1983-07-07 Chubb Fire Security Ltd Heat detector circuit
EP0436538A4 (en) * 1988-02-16 1992-12-23 "Alternativet" V. Erik Schnipper Security system for an environment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2069160A (en) * 1933-09-01 1937-01-26 Kidde & Co Walter Regulated voltage system for detecting suspended matter in fluids
US2415179A (en) * 1944-09-23 1947-02-04 Jr Samuel C Hurley Photoelectric inspection device
US3314058A (en) * 1964-01-13 1967-04-11 Aseco Inc Electronic smoke detector and fire alarm
US3403315A (en) * 1965-10-22 1968-09-24 Smith Corp A O Condition responsive control circuit connected to gate a triggered switch
US3467817A (en) * 1967-02-23 1969-09-16 West Bend Co Temperature control circuit

Also Published As

Publication number Publication date
AU4786672A (en) 1974-04-26
US3789383A (en) 1974-01-29
JPS4866794A (en) 1973-09-12
GB1395245A (en) 1975-05-21
SE385057B (en) 1976-05-31
DE2251046A1 (en) 1973-06-20
DE2251046B2 (en) 1975-08-14
FR2165480A5 (en) 1973-08-03

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