JPH01113792U - - Google Patents
Info
- Publication number
- JPH01113792U JPH01113792U JP850388U JP850388U JPH01113792U JP H01113792 U JPH01113792 U JP H01113792U JP 850388 U JP850388 U JP 850388U JP 850388 U JP850388 U JP 850388U JP H01113792 U JPH01113792 U JP H01113792U
- Authority
- JP
- Japan
- Prior art keywords
- light
- transistor
- detection
- charged
- emitting element
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP850388U JPH01113792U (no) | 1988-01-26 | 1988-01-26 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP850388U JPH01113792U (no) | 1988-01-26 | 1988-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01113792U true JPH01113792U (no) | 1989-07-31 |
Family
ID=31214435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP850388U Pending JPH01113792U (no) | 1988-01-26 | 1988-01-26 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01113792U (no) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5826599A (ja) * | 1981-07-22 | 1983-02-17 | ウエスチングハウス・エレクトリツク・コ−ポレ−シヨン | 発電装置のノイズ低減装置とその方法 |
JPS59192939A (ja) * | 1984-04-02 | 1984-11-01 | Matsushita Electric Works Ltd | 煙感知器 |
-
1988
- 1988-01-26 JP JP850388U patent/JPH01113792U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5826599A (ja) * | 1981-07-22 | 1983-02-17 | ウエスチングハウス・エレクトリツク・コ−ポレ−シヨン | 発電装置のノイズ低減装置とその方法 |
JPS59192939A (ja) * | 1984-04-02 | 1984-11-01 | Matsushita Electric Works Ltd | 煙感知器 |
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