SE7513301L - Rokdetektor - Google Patents

Rokdetektor

Info

Publication number: SE7513301L
Authority: SE; Sweden
Prior art keywords: smoke detector; smoke; detector
Prior art date: 1974-11-27

Application number

SE7513301A

Other languages

English (en)

Other versions

SE406657B (sv

Inventor

W J Malinowski

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.)

1974-11-27

Filing date

1975-11-26

Publication date

1976-05-28

1975-10-09 Priority claimed from US05/621,085 external-priority patent/US4011458A/en

1975-11-26 Application filed by Pyrotector Inc filed Critical Pyrotector Inc

1976-05-28 Publication of SE7513301L publication Critical patent/SE7513301L/sv

1979-02-19 Publication of SE406657B publication Critical patent/SE406657B/sv

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
- G08B17/103—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
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. 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

Landscapes

Analytical Chemistry (AREA)
General Physics & Mathematics (AREA)
Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
General Health & Medical Sciences (AREA)
Biochemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Immunology (AREA)
Pathology (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Fire-Detection Mechanisms (AREA)
Investigating Or Analysing Materials By Optical Means (AREA)
Emergency Alarm Devices (AREA)

SE7513301A 1974-11-27 1975-11-26 Rokdetektor med en ljuskella och en forsta och en andra fotocell SE406657B (sv)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US52758974A	1974-11-27	1974-11-27
US05/621,085 US4011458A (en)	1975-10-09	1975-10-09	Photoelectric detector with light source intensity regulation

Publications (2)

Publication Number	Publication Date
SE7513301L true SE7513301L (sv)	1976-05-28
SE406657B SE406657B (sv)	1979-02-19

Family

ID=27062456

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7513301A SE406657B (sv)	1974-11-27	1975-11-26	Rokdetektor med en ljuskella och en forsta och en andra fotocell

Country Status (10)

Country	Link
JP (1)	JPS5624898B2 (sv)
AU (1)	AU497359B2 (sv)
BR (1)	BR7507896A (sv)
CA (1)	CA1052887A (sv)
CH (1)	CH604299A5 (sv)
DE (1)	DE2553339A1 (sv)
FR (1)	FR2292975A1 (sv)
GB (1)	GB1529473A (sv)
IT (1)	IT1054912B (sv)
SE (1)	SE406657B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS53102085A (en) *	1977-02-18	1978-09-06	Mochida Pharm Co Ltd	Instrument for measuring amount of bilirubin
EP0014265B1 (de) *	1979-02-01	1983-06-15	BBC Aktiengesellschaft Brown, Boveri & Cie.	Photoelektrische Vorrichtung zur Flammen- und Rauchgasüberwachung
US4306230A (en) *	1979-12-10	1981-12-15	Honeywell Inc.	Self-checking photoelectric smoke detector
JPH02123691U (sv) *	1989-03-23	1990-10-11
WO2007046026A1 (en)	2005-10-19	2007-04-26	Philips Intellectual Property & Standards Gmbh	A color lighting device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1164793A (en) *	1966-04-05	1969-09-24	Photain Controls Ltd	Photo-electric Detection Devices
US3461443A (en) *	1966-11-07	1969-08-12	Alfred W Vasel	Smoke detector with means indicating the failure of the light source
GB1222351A (en) *	1966-12-07	1971-02-10	Derek Charles Adams	Improvements in or relating to fire-detection apparatus
GB1278205A (en) *	1970-02-11	1972-06-21	Shorrock Develpoments Ltd	Smoke detecting device
US3736431A (en) *	1971-04-30	1973-05-29	Mobil Oil Corp	System for monitoring a fluid stream

1975
- 1975-11-18 CA CA239,985A patent/CA1052887A/en not_active Expired
- 1975-11-18 AU AU86705/75A patent/AU497359B2/en not_active Expired
- 1975-11-25 CH CH1525075A patent/CH604299A5/xx not_active IP Right Cessation
- 1975-11-25 FR FR7536011A patent/FR2292975A1/fr active Granted
- 1975-11-25 JP JP14107775A patent/JPS5624898B2/ja not_active Expired
- 1975-11-26 SE SE7513301A patent/SE406657B/sv unknown
- 1975-11-26 GB GB48613/75A patent/GB1529473A/en not_active Expired
- 1975-11-26 IT IT29655/75A patent/IT1054912B/it active
- 1975-11-27 DE DE19752553339 patent/DE2553339A1/de not_active Withdrawn
- 1975-11-27 BR BR7507896*A patent/BR7507896A/pt unknown

Also Published As

Publication number	Publication date
DE2553339A1 (de)	1976-08-12
AU8670575A (en)	1977-05-26
FR2292975A1 (fr)	1976-06-25
CH604299A5 (sv)	1978-09-15
IT1054912B (it)	1981-11-30
SE406657B (sv)	1979-02-19
JPS5177386A (sv)	1976-07-05
BR7507896A (pt)	1976-08-10
FR2292975B1 (sv)	1981-09-18
AU497359B2 (en)	1978-12-07
CA1052887A (en)	1979-04-17
JPS5624898B2 (sv)	1981-06-09
GB1529473A (en)	1978-10-18

Publication	Publication Date	Title
NL7501297A (nl)	1975-08-07	Detector.
SE411153B (sv)	1979-12-03	Rokdetektor
SE430440B (sv)	1983-11-14	Rokdetektor
SE407465B (sv)	1979-03-26	Stroningsdetektor
ZA754393B (en)	1976-06-30	Smoke detector
NL7508151A (nl)	1976-01-13	Detector.
IT1049425B (it)	1981-01-20	Dispositivo incendiario
SE396251B (sv)	1977-09-12	Fotoelektrisk rokdetektor
JPS5386291A (en)	1978-07-29	Smoke detector
BE830628A (fr)	1975-10-16	Etoffe ignifuge permeable
BE827627A (fr)	1975-10-07	Detecteur coulometrique
SE7513301L (sv)	1976-05-28	Rokdetektor
SE439209B (sv)	1985-06-03	Branddetektor
DK291975A (da)	1976-01-06	Rygeblanding
FR2317647A1 (fr)	1977-02-04	Detecteur de fumee
AT358680B (de)	1980-09-25	Neutronendetektor
DK192875A (da)	1975-11-03	Rygeblandinger
AU8452975A (en)	1977-03-10	Smoke detector
DK322275A (da)	1976-01-17	Rygeblandinger
SE7510073L (sv)	1976-03-15	Rorelsedetektor
NL7511992A (nl)	1976-04-21	Detector.
DK322375A (da)	1976-01-17	Rygeblandinger
AT349943B (de)	1979-05-10	Ionisations-brandmelder
AU8453075A (en)	1977-03-10	Smoke detector
BR7507857A (pt)	1976-08-10	Detetor de nivel