JPS63128454U - - Google Patents
Info
- Publication number
- JPS63128454U JPS63128454U JP2078087U JP2078087U JPS63128454U JP S63128454 U JPS63128454 U JP S63128454U JP 2078087 U JP2078087 U JP 2078087U JP 2078087 U JP2078087 U JP 2078087U JP S63128454 U JPS63128454 U JP S63128454U
- Authority
- JP
- Japan
- Prior art keywords
- tester
- voltage
- emitter
- separation type
- gradually increases
- 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
- 230000007423 decrease Effects 0.000 claims 3
- 238000000926 separation method Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 claims 1
- 239000000779 smoke Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987020780U JPH0524205Y2 (US20110009641A1-20110113-C00116.png) | 1987-02-17 | 1987-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987020780U JPH0524205Y2 (US20110009641A1-20110113-C00116.png) | 1987-02-17 | 1987-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63128454U true JPS63128454U (US20110009641A1-20110113-C00116.png) | 1988-08-23 |
| JPH0524205Y2 JPH0524205Y2 (US20110009641A1-20110113-C00116.png) | 1993-06-21 |
Family
ID=30816606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987020780U Expired - Lifetime JPH0524205Y2 (US20110009641A1-20110113-C00116.png) | 1987-02-17 | 1987-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0524205Y2 (US20110009641A1-20110113-C00116.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016119122A (ja) * | 2016-03-15 | 2016-06-30 | 能美防災株式会社 | 光電式分離型感知器および光電式分離型感知器の光軸調整方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52152273A (en) * | 1976-06-11 | 1977-12-17 | Matsushita Electric Works Ltd | Action checking method of light dimming type smoke sensor |
| JPS582657U (ja) * | 1981-06-30 | 1983-01-08 | ニッタン株式会社 | 分離型減光式煙感知器 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS582657B2 (ja) * | 1974-11-18 | 1983-01-18 | カブシキガイシヤ オオヤマテツコウシヨ | アブラアゲシヨクヒンノサンカボウシセイゾウホウホウ オヨビ ソウチ |
-
1987
- 1987-02-17 JP JP1987020780U patent/JPH0524205Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52152273A (en) * | 1976-06-11 | 1977-12-17 | Matsushita Electric Works Ltd | Action checking method of light dimming type smoke sensor |
| JPS582657U (ja) * | 1981-06-30 | 1983-01-08 | ニッタン株式会社 | 分離型減光式煙感知器 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016119122A (ja) * | 2016-03-15 | 2016-06-30 | 能美防災株式会社 | 光電式分離型感知器および光電式分離型感知器の光軸調整方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0524205Y2 (US20110009641A1-20110113-C00116.png) | 1993-06-21 |
