ZA786519B - Detector - Google Patents
DetectorInfo
- Publication number
- ZA786519B ZA786519B ZA786519A ZA786519A ZA786519B ZA 786519 B ZA786519 B ZA 786519B ZA 786519 A ZA786519 A ZA 786519A ZA 786519 A ZA786519 A ZA 786519A ZA 786519 B ZA786519 B ZA 786519B
- Authority
- ZA
- South Africa
- Prior art keywords
- detector
- Prior art date
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)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Spectrometry And Color Measurement (AREA)
- Glass Compositions (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Priority Applications (20)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA786519A ZA786519B (en) | 1978-11-20 | 1978-11-20 | Detector |
IE2181/79A IE48643B1 (en) | 1978-11-20 | 1979-11-14 | Fire detector |
ZM89/79A ZM8979A1 (en) | 1978-11-20 | 1979-11-15 | Detector |
NO79793696A NO151062C (no) | 1978-11-20 | 1979-11-15 | Detektor |
IT27341/79A IT1124984B (it) | 1978-11-20 | 1979-11-16 | Rivelatore |
DE2946507A DE2946507C2 (de) | 1978-11-20 | 1979-11-17 | Detektor, insbesondere Feuerdetektor |
AU52947/79A AU534265B2 (en) | 1978-11-20 | 1979-11-19 | Ionisation smoke detector |
NLAANVRAGE7908429,A NL182989C (nl) | 1978-11-20 | 1979-11-19 | Brandmelder. |
SE7909517A SE444240B (sv) | 1978-11-20 | 1979-11-19 | Detektor av joniseringstyp samt sett att manovrera en branddetektor av joniseringstyp |
GB7939915A GB2041534B (en) | 1978-11-20 | 1979-11-19 | Ionisation fire detector |
JP14990779A JPS5572294A (en) | 1978-11-20 | 1979-11-19 | Detector |
CH10287/79A CH647879A5 (de) | 1978-11-20 | 1979-11-19 | Ionisationsdetektor zum feststellen von rauch. |
LU81912A LU81912A1 (fr) | 1978-11-20 | 1979-11-19 | Detecteur |
CA000340127A CA1148278A (en) | 1978-11-20 | 1979-11-19 | Detector |
DK490879A DK156785C (da) | 1978-11-20 | 1979-11-19 | Ioniseringsbranddetektor |
FR7928549A FR2441892A1 (fr) | 1978-11-20 | 1979-11-20 | Detecteur et procede d'utilisation d'un detecteur |
BE0/198211A BE880166A (fr) | 1978-11-20 | 1979-11-20 | Detecteur |
PH23306A PH21359A (en) | 1978-11-20 | 1979-11-20 | Ionization type fire detector |
BR7907533A BR7907533A (pt) | 1978-11-20 | 1979-11-20 | Detector e processo de operacao do mesmo |
US06/298,804 US4423411A (en) | 1978-11-20 | 1981-09-02 | Ionization type fire detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA786519A ZA786519B (en) | 1978-11-20 | 1978-11-20 | Detector |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA786519B true ZA786519B (en) | 1980-02-27 |
Family
ID=25573664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA786519A ZA786519B (en) | 1978-11-20 | 1978-11-20 | Detector |
Country Status (20)
Country | Link |
---|---|
US (1) | US4423411A (xx) |
JP (1) | JPS5572294A (xx) |
AU (1) | AU534265B2 (xx) |
BE (1) | BE880166A (xx) |
BR (1) | BR7907533A (xx) |
CA (1) | CA1148278A (xx) |
CH (1) | CH647879A5 (xx) |
DE (1) | DE2946507C2 (xx) |
DK (1) | DK156785C (xx) |
FR (1) | FR2441892A1 (xx) |
GB (1) | GB2041534B (xx) |
IE (1) | IE48643B1 (xx) |
IT (1) | IT1124984B (xx) |
LU (1) | LU81912A1 (xx) |
NL (1) | NL182989C (xx) |
NO (1) | NO151062C (xx) |
PH (1) | PH21359A (xx) |
SE (1) | SE444240B (xx) |
ZA (1) | ZA786519B (xx) |
ZM (1) | ZM8979A1 (xx) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3904979A1 (de) * | 1989-02-18 | 1990-08-23 | Beyersdorf Hartwig | Verfahren zum betrieb eines ionisationsrauchmelders und ionisationsrauchmelder |
US5189399A (en) * | 1989-02-18 | 1993-02-23 | Hartwig Beyersdorf | Method of operating an ionization smoke alarm and ionization smoke alarm |
US4904988A (en) * | 1989-03-06 | 1990-02-27 | Nesbit Charles E | Toy with a smoke detector |
US5563578A (en) * | 1993-07-26 | 1996-10-08 | Isenstein; Robert J. | Detection of hazardous gas leakage |
US8773137B2 (en) * | 2008-03-07 | 2014-07-08 | Bertelli & Partners, S.R.L. | Method and device to detect the flame in a burner operating on a solid, liquid or gaseous combustible |
DE102014019172B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mit einem kompensierenden optischen Messsystem |
DE102014019773B4 (de) | 2014-12-17 | 2023-12-07 | Elmos Semiconductor Se | Vorrichtung und Verfahren zur Unterscheidung von festen Objekten, Kochdunst und Rauch mittels des Displays eines Mobiltelefons |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2954474A (en) * | 1955-04-01 | 1960-09-27 | Nat Res Corp | Measuring |
CH489070A (de) * | 1969-03-27 | 1970-04-15 | Cerberus Ag Werk Fuer Elektron | Ionisationsfeuermelder |
JPS529998B1 (xx) * | 1969-04-25 | 1977-03-19 | ||
NO129270B (xx) * | 1970-05-16 | 1974-03-18 | Preussag Ag Feuerschutz | |
US3964036A (en) * | 1972-11-15 | 1976-06-15 | Hochiki Corporation | Ionization smoke detector co-used to issue fire alarm and detect ambient atmosphere |
JPS5299099A (en) * | 1976-02-16 | 1977-08-19 | Nohmi Bosai Kogyo Co Ltd | Fire detector |
DE2711457C2 (de) * | 1977-03-16 | 1985-06-27 | Siemens AG, 1000 Berlin und 8000 München | Ionisationsbrandmelder |
-
1978
- 1978-11-20 ZA ZA786519A patent/ZA786519B/xx unknown
-
1979
- 1979-11-14 IE IE2181/79A patent/IE48643B1/en not_active IP Right Cessation
- 1979-11-15 ZM ZM89/79A patent/ZM8979A1/xx unknown
- 1979-11-15 NO NO79793696A patent/NO151062C/no unknown
- 1979-11-16 IT IT27341/79A patent/IT1124984B/it active
- 1979-11-17 DE DE2946507A patent/DE2946507C2/de not_active Expired
- 1979-11-19 AU AU52947/79A patent/AU534265B2/en not_active Ceased
- 1979-11-19 GB GB7939915A patent/GB2041534B/en not_active Expired
- 1979-11-19 LU LU81912A patent/LU81912A1/fr unknown
- 1979-11-19 DK DK490879A patent/DK156785C/da active
- 1979-11-19 JP JP14990779A patent/JPS5572294A/ja active Pending
- 1979-11-19 SE SE7909517A patent/SE444240B/sv not_active IP Right Cessation
- 1979-11-19 CA CA000340127A patent/CA1148278A/en not_active Expired
- 1979-11-19 CH CH10287/79A patent/CH647879A5/de not_active IP Right Cessation
- 1979-11-19 NL NLAANVRAGE7908429,A patent/NL182989C/xx not_active IP Right Cessation
- 1979-11-20 FR FR7928549A patent/FR2441892A1/fr active Granted
- 1979-11-20 BE BE0/198211A patent/BE880166A/fr not_active IP Right Cessation
- 1979-11-20 BR BR7907533A patent/BR7907533A/pt not_active IP Right Cessation
- 1979-11-20 PH PH23306A patent/PH21359A/en unknown
-
1981
- 1981-09-02 US US06/298,804 patent/US4423411A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CH647879A5 (de) | 1985-02-15 |
DK156785C (da) | 1990-03-05 |
NL7908429A (nl) | 1980-05-22 |
SE7909517L (sv) | 1980-05-21 |
FR2441892A1 (fr) | 1980-06-13 |
BE880166A (fr) | 1980-03-17 |
BR7907533A (pt) | 1980-08-05 |
DK156785B (da) | 1989-10-02 |
IE48643B1 (en) | 1985-04-03 |
NO151062C (no) | 1985-01-30 |
NO793696L (no) | 1980-05-21 |
LU81912A1 (fr) | 1980-04-22 |
NL182989C (nl) | 1988-06-16 |
PH21359A (en) | 1987-10-15 |
ZM8979A1 (en) | 1981-08-21 |
GB2041534A (en) | 1980-09-10 |
SE444240B (sv) | 1986-03-24 |
NL182989B (nl) | 1988-01-18 |
IT1124984B (it) | 1986-05-14 |
AU534265B2 (en) | 1984-01-12 |
DK490879A (da) | 1980-05-21 |
DE2946507A1 (de) | 1980-05-29 |
US4423411A (en) | 1983-12-27 |
JPS5572294A (en) | 1980-05-30 |
GB2041534B (en) | 1983-06-15 |
DE2946507C2 (de) | 1986-04-10 |
FR2441892B1 (xx) | 1983-02-11 |
CA1148278A (en) | 1983-06-14 |
NO151062B (no) | 1984-10-22 |
IE792181L (en) | 1980-05-20 |
IT7927341A0 (it) | 1979-11-16 |
AU5294779A (en) | 1980-06-12 |
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