JPH0344795U - - Google Patents
Info
- Publication number
- JPH0344795U JPH0344795U JP10622589U JP10622589U JPH0344795U JP H0344795 U JPH0344795 U JP H0344795U JP 10622589 U JP10622589 U JP 10622589U JP 10622589 U JP10622589 U JP 10622589U JP H0344795 U JPH0344795 U JP H0344795U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- test
- smoke detector
- peripheral wall
- 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
- 239000000779 smoke Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989106225U JP2506305Y2 (ja) | 1989-09-12 | 1989-09-12 | 散乱光式煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989106225U JP2506305Y2 (ja) | 1989-09-12 | 1989-09-12 | 散乱光式煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0344795U true JPH0344795U (es) | 1991-04-25 |
| JP2506305Y2 JP2506305Y2 (ja) | 1996-08-07 |
Family
ID=31654963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989106225U Expired - Lifetime JP2506305Y2 (ja) | 1989-09-12 | 1989-09-12 | 散乱光式煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2506305Y2 (es) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013210829A (ja) * | 2012-03-30 | 2013-10-10 | Nohmi Bosai Ltd | 煙感知器 |
| WO2014136414A1 (ja) * | 2013-03-04 | 2014-09-12 | パナソニック株式会社 | デバイス |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6133192U (ja) * | 1984-07-31 | 1986-02-28 | ホーチキ株式会社 | 散乱光式煙感知器の試験装置 |
| JPS62121694U (es) * | 1986-01-27 | 1987-08-01 |
-
1989
- 1989-09-12 JP JP1989106225U patent/JP2506305Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6133192U (ja) * | 1984-07-31 | 1986-02-28 | ホーチキ株式会社 | 散乱光式煙感知器の試験装置 |
| JPS62121694U (es) * | 1986-01-27 | 1987-08-01 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013210829A (ja) * | 2012-03-30 | 2013-10-10 | Nohmi Bosai Ltd | 煙感知器 |
| WO2014136414A1 (ja) * | 2013-03-04 | 2014-09-12 | パナソニック株式会社 | デバイス |
| JPWO2014136414A1 (ja) * | 2013-03-04 | 2017-02-09 | パナソニックＩｐマネジメント株式会社 | デバイス |
| US9958381B2 (en) | 2013-03-04 | 2018-05-01 | Panasonic Intellectual Property Management Co., Ltd. | Carbon dioxide sensor |
| US10018556B2 (en) | 2013-03-04 | 2018-07-10 | Panasonic Intellectual Property Management Co., Ltd. | Gas detecting device including light emitter, light receiver, and an optical member |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2506305Y2 (ja) | 1996-08-07 |