JPS5153889A - - Google Patents
Info
- Publication number
- JPS5153889A JPS5153889A JP50108596A JP10859675A JPS5153889A JP S5153889 A JPS5153889 A JP S5153889A JP 50108596 A JP50108596 A JP 50108596A JP 10859675 A JP10859675 A JP 10859675A JP S5153889 A JPS5153889 A JP S5153889A
- 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.)
- 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
- G08B17/107—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 for detecting light-scattering due to smoke
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU879874 | 1974-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5153889A true JPS5153889A (en) | 1976-05-12 |
Family
ID=3699517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50108596A Pending JPS5153889A (en) | 1974-09-09 | 1975-09-09 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5153889A (en) |
| AU (1) | AU8452975A (en) |
| CH (1) | CH595851A5 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412387U (en) * | 1977-06-27 | 1979-01-26 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0135361B1 (en) * | 1983-08-12 | 1995-04-26 | I.E.I. Pty Ltd A.C.N. 053 531 212 | Apparatus for detecting particulate material in suspension |
| JP2533653B2 (en) * | 1989-09-26 | 1996-09-11 | 松下電工株式会社 | Photoelectric smoke detector |
| GB9014015D0 (en) * | 1990-06-23 | 1990-08-15 | Dennis Peter N J | Improvements in or relating to smoke detectors |
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1974
- 1974-09-09 AU AU84529/75A patent/AU8452975A/en not_active Expired
-
1975
- 1975-09-09 JP JP50108596A patent/JPS5153889A/ja active Pending
- 1975-09-09 CH CH1167775A patent/CH595851A5/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5412387U (en) * | 1977-06-27 | 1979-01-26 | ||
| JPS6132480Y2 (en) * | 1977-06-27 | 1986-09-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU8452975A (en) | 1977-03-10 |
| CH595851A5 (en) | 1978-02-28 |