JPS5387282A - Smoke detector - Google Patents
Smoke detectorInfo
- Publication number
- JPS5387282A JPS5387282A JP13403377A JP13403377A JPS5387282A JP S5387282 A JPS5387282 A JP S5387282A JP 13403377 A JP13403377 A JP 13403377A JP 13403377 A JP13403377 A JP 13403377A JP S5387282 A JPS5387282 A JP S5387282A
- Authority
- JP
- Japan
- 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.)
- Granted
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
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)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/742,194 US4075499A (en) | 1976-11-16 | 1976-11-16 | Smoke detector with means for changing light pulse frequency |
| US05/742,225 US4068130A (en) | 1976-11-16 | 1976-11-16 | Smoke detector with means for changing light pulse frequency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5387282A true JPS5387282A (en) | 1978-08-01 |
| JPS5724501B2 JPS5724501B2 (sv) | 1982-05-25 |
Family
ID=27113981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13403377A Granted JPS5387282A (en) | 1976-11-16 | 1977-11-08 | Smoke detector |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS5387282A (sv) |
| AR (1) | AR215485A1 (sv) |
| AU (1) | AU512053B2 (sv) |
| BR (1) | BR7707636A (sv) |
| CA (1) | CA1085019A (sv) |
| CH (1) | CH620038A5 (sv) |
| DE (1) | DE2751073C2 (sv) |
| FR (1) | FR2370974A1 (sv) |
| GB (1) | GB1555182A (sv) |
| IE (1) | IE46081B1 (sv) |
| IL (1) | IL52977A (sv) |
| IN (1) | IN147535B (sv) |
| NZ (1) | NZ185220A (sv) |
| SE (1) | SE421841B (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56100343A (en) * | 1980-01-14 | 1981-08-12 | Matsushita Electric Works Ltd | Photoelectric type smoke sensor |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2939139A1 (de) * | 1979-09-27 | 1981-04-09 | Agfa-Gevaert Ag, 5090 Leverkusen | Entfernungsmessvorrichtung |
| JPS6225802U (sv) * | 1985-07-31 | 1987-02-17 | ||
| DE3840277C2 (de) * | 1988-11-30 | 1997-04-17 | Diehl Gmbh & Co | Einrichtung zur Lokalisierung von Fahrzeugen im Gefechtsfeld |
| DE102014110460B3 (de) * | 2014-07-24 | 2015-05-13 | Eq-3 Entwicklung Gmbh | Optischer Rauchmelder und Verfahren zur optischen Rauchdetektion |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3917956A (en) * | 1974-03-08 | 1975-11-04 | Pyrotector Inc | Smoke detector |
| US3946241A (en) * | 1973-11-26 | 1976-03-23 | Pyrotector, Incorporated | Light detector with pulsed light source and synchronous data gating |
-
1977
- 1977-09-21 NZ NZ185220A patent/NZ185220A/xx unknown
- 1977-09-21 IL IL52977A patent/IL52977A/xx unknown
- 1977-10-04 IN IN291/DEL/77A patent/IN147535B/en unknown
- 1977-10-31 AR AR269786A patent/AR215485A1/es active
- 1977-11-07 CA CA290,290A patent/CA1085019A/en not_active Expired
- 1977-11-08 CH CH1362577A patent/CH620038A5/de not_active IP Right Cessation
- 1977-11-08 JP JP13403377A patent/JPS5387282A/ja active Granted
- 1977-11-11 IE IE2298/77A patent/IE46081B1/en unknown
- 1977-11-14 SE SE7712831A patent/SE421841B/sv unknown
- 1977-11-15 DE DE2751073A patent/DE2751073C2/de not_active Expired
- 1977-11-15 AU AU30668/77A patent/AU512053B2/en not_active Expired
- 1977-11-16 GB GB47701/77A patent/GB1555182A/en not_active Expired
- 1977-11-16 BR BR7707636A patent/BR7707636A/pt unknown
- 1977-11-16 FR FR7734469A patent/FR2370974A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56100343A (en) * | 1980-01-14 | 1981-08-12 | Matsushita Electric Works Ltd | Photoelectric type smoke sensor |
| JPS6337338B2 (sv) * | 1980-01-14 | 1988-07-25 | Matsushita Electric Works Ltd |
Also Published As
| Publication number | Publication date |
|---|---|
| CH620038A5 (en) | 1980-10-31 |
| IL52977A (en) | 1979-09-30 |
| AU3066877A (en) | 1979-05-24 |
| DE2751073C2 (de) | 1982-06-03 |
| DE2751073A1 (de) | 1978-05-24 |
| SE7712831L (sv) | 1978-05-17 |
| BR7707636A (pt) | 1978-08-01 |
| IL52977A0 (en) | 1977-11-30 |
| FR2370974A1 (fr) | 1978-06-09 |
| SE421841B (sv) | 1982-02-01 |
| AR215485A1 (es) | 1979-10-15 |
| JPS5724501B2 (sv) | 1982-05-25 |
| IE46081B1 (en) | 1983-02-09 |
| NZ185220A (en) | 1981-10-19 |
| CA1085019A (en) | 1980-09-02 |
| AU512053B2 (en) | 1980-09-18 |
| IN147535B (sv) | 1980-03-29 |
| FR2370974B1 (sv) | 1983-12-23 |
| GB1555182A (en) | 1979-11-07 |
| IE46081L (en) | 1978-05-16 |
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