JPS5438192A - Ion type smoke detector - Google Patents
Ion type smoke detectorInfo
- Publication number
- JPS5438192A JPS5438192A JP10526677A JP10526677A JPS5438192A JP S5438192 A JPS5438192 A JP S5438192A JP 10526677 A JP10526677 A JP 10526677A JP 10526677 A JP10526677 A JP 10526677A JP S5438192 A JPS5438192 A JP S5438192A
- Authority
- JP
- Japan
- Prior art keywords
- smoke detector
- ion type
- type smoke
- radiation source
- rays
- 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.)
- Granted
Links
Landscapes
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
PURPOSE: To readily find out radiation source by burying a radiation source radiating β rays or ϒ rays within the root end of a radiation source support.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10526677A JPS601579B2 (en) | 1977-08-31 | 1977-08-31 | Ionic smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10526677A JPS601579B2 (en) | 1977-08-31 | 1977-08-31 | Ionic smoke detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5438192A true JPS5438192A (en) | 1979-03-22 |
JPS601579B2 JPS601579B2 (en) | 1985-01-16 |
Family
ID=14402849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10526677A Expired JPS601579B2 (en) | 1977-08-31 | 1977-08-31 | Ionic smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS601579B2 (en) |
-
1977
- 1977-08-31 JP JP10526677A patent/JPS601579B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS601579B2 (en) | 1985-01-16 |
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