JPH0421185Y2 - - Google Patents
Info
- Publication number
- JPH0421185Y2 JPH0421185Y2 JP6709185U JP6709185U JPH0421185Y2 JP H0421185 Y2 JPH0421185 Y2 JP H0421185Y2 JP 6709185 U JP6709185 U JP 6709185U JP 6709185 U JP6709185 U JP 6709185U JP H0421185 Y2 JPH0421185 Y2 JP H0421185Y2
- Authority
- JP
- Japan
- Prior art keywords
- fire
- dirt
- output
- circuit
- ion chamber
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 47
- 230000035945 sensitivity Effects 0.000 claims description 40
- 239000000779 smoke Substances 0.000 claims description 5
- 230000005669 field effect Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 101150073536 FET3 gene Proteins 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
Landscapes
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6709185U JPH0421185Y2 (en]) | 1985-05-07 | 1985-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6709185U JPH0421185Y2 (en]) | 1985-05-07 | 1985-05-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61185193U JPS61185193U (en]) | 1986-11-18 |
| JPH0421185Y2 true JPH0421185Y2 (en]) | 1992-05-14 |
Family
ID=30600589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6709185U Expired JPH0421185Y2 (en]) | 1985-05-07 | 1985-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421185Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11469609B2 (en) | 2017-09-22 | 2022-10-11 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power supply circuit, power supply device and control method |
-
1985
- 1985-05-07 JP JP6709185U patent/JPH0421185Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11469609B2 (en) | 2017-09-22 | 2022-10-11 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Power supply circuit, power supply device and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61185193U (en]) | 1986-11-18 |
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