JPS5529384B2 - - Google Patents
Info
- Publication number
- JPS5529384B2 JPS5529384B2 JP10014475A JP10014475A JPS5529384B2 JP S5529384 B2 JPS5529384 B2 JP S5529384B2 JP 10014475 A JP10014475 A JP 10014475A JP 10014475 A JP10014475 A JP 10014475A JP S5529384 B2 JPS5529384 B2 JP S5529384B2
- Authority
- JP
- Japan
- 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.)
- Expired
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
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10014475A JPS5227683A (en) | 1975-08-20 | 1975-08-20 | Smoke detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10014475A JPS5227683A (en) | 1975-08-20 | 1975-08-20 | Smoke detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5227683A JPS5227683A (en) | 1977-03-02 |
| JPS5529384B2 true JPS5529384B2 (en:Method) | 1980-08-02 |
Family
ID=14266106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10014475A Granted JPS5227683A (en) | 1975-08-20 | 1975-08-20 | Smoke detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5227683A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5333678A (en) * | 1976-09-10 | 1978-03-29 | Nohmi Bosai Kogyo Co Ltd | Optical fire sensor |
| JPH02254344A (ja) * | 1989-03-29 | 1990-10-15 | Sharp Corp | 視界測定装置 |
-
1975
- 1975-08-20 JP JP10014475A patent/JPS5227683A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5227683A (en) | 1977-03-02 |