JPS55119792A - Operation testing of electrooptical smoke detector - Google Patents
Operation testing of electrooptical smoke detectorInfo
- Publication number
- JPS55119792A JPS55119792A JP2651179A JP2651179A JPS55119792A JP S55119792 A JPS55119792 A JP S55119792A JP 2651179 A JP2651179 A JP 2651179A JP 2651179 A JP2651179 A JP 2651179A JP S55119792 A JPS55119792 A JP S55119792A
- Authority
- JP
- Japan
- Prior art keywords
- electrooptical
- smoke detector
- operation testing
- testing
- smoke
- 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.)
- Pending
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2651179A JPS55119792A (en) | 1979-03-07 | 1979-03-07 | Operation testing of electrooptical smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2651179A JPS55119792A (en) | 1979-03-07 | 1979-03-07 | Operation testing of electrooptical smoke detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55119792A true JPS55119792A (en) | 1980-09-13 |
Family
ID=12195496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2651179A Pending JPS55119792A (en) | 1979-03-07 | 1979-03-07 | Operation testing of electrooptical smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55119792A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6030094U (en) * | 1983-07-30 | 1985-02-28 | 日本インタ−フォ−ン株式会社 | An intercom device that allows the alarm signal generation circuit in the main unit to be inspected using a hidden switch in the slave unit. |
US4620919A (en) * | 1984-12-28 | 1986-11-04 | Nippon Oil Company | Pitch for the production of carbon fibers |
-
1979
- 1979-03-07 JP JP2651179A patent/JPS55119792A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6030094U (en) * | 1983-07-30 | 1985-02-28 | 日本インタ−フォ−ン株式会社 | An intercom device that allows the alarm signal generation circuit in the main unit to be inspected using a hidden switch in the slave unit. |
US4620919A (en) * | 1984-12-28 | 1986-11-04 | Nippon Oil Company | Pitch for the production of carbon fibers |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2047883B (en) | Smoke detector | |
JPS5453584A (en) | Flaw detector | |
GB2066451B (en) | Scattered-radiation smoke detector | |
JPS548578A (en) | Smoke detector | |
GB2052732B (en) | Smoke detector apparatus | |
JPS5485095A (en) | Smoke detector | |
GB2088044B (en) | Smoke detector | |
JPS5494094A (en) | Smoke detector | |
JPS55119792A (en) | Operation testing of electrooptical smoke detector | |
AU4198078A (en) | Smoke detector with test means | |
GB2011096B (en) | Crushing testing of construction elements | |
ZA781368B (en) | Test materials | |
JPS55116194A (en) | Electrooptical smoke detector | |
JPS5493474A (en) | Substance detector | |
JPS53106081A (en) | Smoke detector | |
JPS55116195A (en) | Electrooptical smoke detector | |
JPS5346086A (en) | Smoke adding tester for smoke detector | |
JPS53118176A (en) | Signal detector | |
JPS52140386A (en) | Flaw detector | |
JPS52140388A (en) | Flaw detector | |
JPS53110574A (en) | Time signal detector | |
JPS54116167A (en) | Signal detector | |
JPS5429728A (en) | Measure for ripeness of watermelon | |
JPS5397481A (en) | Smoke detector | |
JPS5676894A (en) | Sensitivity tester for smoke detector |