JPS52113785A - Smoke detecting apparatus - Google Patents
Smoke detecting apparatusInfo
- Publication number
- JPS52113785A JPS52113785A JP2164277A JP2164277A JPS52113785A JP S52113785 A JPS52113785 A JP S52113785A JP 2164277 A JP2164277 A JP 2164277A JP 2164277 A JP2164277 A JP 2164277A JP S52113785 A JPS52113785 A JP S52113785A
- Authority
- JP
- Japan
- Prior art keywords
- detecting apparatus
- smoke detecting
- smoke
- detecting
- 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
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
- 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
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH339676A CH592931A5 (de) | 1976-03-18 | 1976-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52113785A true JPS52113785A (en) | 1977-09-24 |
Family
ID=4255069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2164277A Pending JPS52113785A (en) | 1976-03-18 | 1977-03-02 | Smoke detecting apparatus |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS52113785A (de) |
CH (1) | CH592931A5 (de) |
DE (1) | DE2703225A1 (de) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS632145U (de) * | 1986-06-23 | 1988-01-08 | ||
JPS6332354A (ja) * | 1986-07-25 | 1988-02-12 | Agency Of Ind Science & Technol | 煙測定方法及び測定装置 |
JPH0283454U (de) * | 1988-12-15 | 1990-06-28 | ||
JP2009020762A (ja) * | 2007-07-12 | 2009-01-29 | Hochiki Corp | 減光式感知器 |
JP2009020763A (ja) * | 2007-07-12 | 2009-01-29 | Hochiki Corp | 減光式感知器 |
JP2015127686A (ja) * | 2013-12-27 | 2015-07-09 | 三菱重工業株式会社 | ガス成分濃度分布測定装置及び排ガス脱硝システム |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4327362A (en) * | 1978-10-23 | 1982-04-27 | Rockwell International Corporation | Meter rotor rotation optical sensor |
JPS58214995A (ja) * | 1982-06-08 | 1983-12-14 | 能美防災株式会社 | 火災報知設備 |
DE3328043A1 (de) * | 1983-08-03 | 1985-02-21 | Siemens AG, 1000 Berlin und 8000 München | Nach dem extinktionsprinzip arbeitende rauchmelder-anordnung und brandmeldeanlage mit derartiger rauchmelderanordnung |
DE4320873A1 (de) * | 1993-06-23 | 1995-01-05 | Hekatron Gmbh | Schaltungsanordnung für einen optischen Melder zur Umweltüberwachung und Anzeige eines Störmediums |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3191048A (en) * | 1961-11-22 | 1965-06-22 | Richard G Cowen | Light sensitive alarm system |
-
1976
- 1976-03-18 CH CH339676A patent/CH592931A5/xx not_active IP Right Cessation
-
1977
- 1977-01-27 DE DE19772703225 patent/DE2703225A1/de not_active Withdrawn
- 1977-03-02 JP JP2164277A patent/JPS52113785A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3191048A (en) * | 1961-11-22 | 1965-06-22 | Richard G Cowen | Light sensitive alarm system |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS632145U (de) * | 1986-06-23 | 1988-01-08 | ||
JPS6332354A (ja) * | 1986-07-25 | 1988-02-12 | Agency Of Ind Science & Technol | 煙測定方法及び測定装置 |
JPH0283454U (de) * | 1988-12-15 | 1990-06-28 | ||
JP2009020762A (ja) * | 2007-07-12 | 2009-01-29 | Hochiki Corp | 減光式感知器 |
JP2009020763A (ja) * | 2007-07-12 | 2009-01-29 | Hochiki Corp | 減光式感知器 |
JP2015127686A (ja) * | 2013-12-27 | 2015-07-09 | 三菱重工業株式会社 | ガス成分濃度分布測定装置及び排ガス脱硝システム |
Also Published As
Publication number | Publication date |
---|---|
CH592931A5 (de) | 1977-11-15 |
DE2703225A1 (de) | 1977-09-22 |
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