JPS5548257B2 - - Google Patents
Info
- Publication number
- JPS5548257B2 JPS5548257B2 JP13820473A JP13820473A JPS5548257B2 JP S5548257 B2 JPS5548257 B2 JP S5548257B2 JP 13820473 A JP13820473 A JP 13820473A JP 13820473 A JP13820473 A JP 13820473A JP S5548257 B2 JPS5548257 B2 JP S5548257B2
- 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
- G08B17/11—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
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7320180A FR2232025B3 (enrdf_load_stackoverflow) | 1973-06-04 | 1973-06-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5017892A JPS5017892A (enrdf_load_stackoverflow) | 1975-02-25 |
| JPS5548257B2 true JPS5548257B2 (enrdf_load_stackoverflow) | 1980-12-04 |
Family
ID=9120447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13820473A Expired JPS5548257B2 (enrdf_load_stackoverflow) | 1973-06-04 | 1973-12-13 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5548257B2 (enrdf_load_stackoverflow) |
| DE (1) | DE2332853A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2232025B3 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS565199Y2 (enrdf_load_stackoverflow) * | 1975-08-29 | 1981-02-04 | ||
| JPS53107212U (enrdf_load_stackoverflow) * | 1977-02-04 | 1978-08-29 |
-
1973
- 1973-06-04 FR FR7320180A patent/FR2232025B3/fr not_active Expired
- 1973-06-28 DE DE19732332853 patent/DE2332853A1/de active Pending
- 1973-12-13 JP JP13820473A patent/JPS5548257B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2332853A1 (de) | 1974-12-19 |
| FR2232025A3 (enrdf_load_stackoverflow) | 1974-12-27 |
| JPS5017892A (enrdf_load_stackoverflow) | 1975-02-25 |
| FR2232025B3 (enrdf_load_stackoverflow) | 1976-03-19 |