JPS53114475A - Photoelectric smoke detector - Google Patents
Photoelectric smoke detectorInfo
- Publication number
- JPS53114475A JPS53114475A JP2900577A JP2900577A JPS53114475A JP S53114475 A JPS53114475 A JP S53114475A JP 2900577 A JP2900577 A JP 2900577A JP 2900577 A JP2900577 A JP 2900577A JP S53114475 A JPS53114475 A JP S53114475A
- Authority
- JP
- Japan
- Prior art keywords
- smoke detector
- photoelectric smoke
- photoelectric
- detector
- smoke
- 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
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2900577A JPS53114475A (en) | 1977-03-16 | 1977-03-16 | Photoelectric smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2900577A JPS53114475A (en) | 1977-03-16 | 1977-03-16 | Photoelectric smoke detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53114475A true JPS53114475A (en) | 1978-10-05 |
Family
ID=12264276
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2900577A Pending JPS53114475A (en) | 1977-03-16 | 1977-03-16 | Photoelectric smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53114475A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS561339A (en) * | 1980-02-05 | 1981-01-09 | Secom Co Ltd | Improved scattered-light type smoke sensor |
JP2006011540A (en) * | 2004-06-22 | 2006-01-12 | Nittan Co Ltd | Ionization type smoke sensor |
JP2013235609A (en) * | 2008-10-09 | 2013-11-21 | Hochiki Corp | Smoke detector |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS511181A (en) * | 1974-06-21 | 1976-01-07 | Matsushita Electric Works Ltd | TOKAKOSHIKIKEMURIKANCHIHOSHIKI |
JPS5115487A (en) * | 1974-07-29 | 1976-02-06 | Matsushita Electric Works Ltd | HIKARISANRANSHIKIKEMURIKANCHIKI |
-
1977
- 1977-03-16 JP JP2900577A patent/JPS53114475A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS511181A (en) * | 1974-06-21 | 1976-01-07 | Matsushita Electric Works Ltd | TOKAKOSHIKIKEMURIKANCHIHOSHIKI |
JPS5115487A (en) * | 1974-07-29 | 1976-02-06 | Matsushita Electric Works Ltd | HIKARISANRANSHIKIKEMURIKANCHIKI |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS561339A (en) * | 1980-02-05 | 1981-01-09 | Secom Co Ltd | Improved scattered-light type smoke sensor |
JP2006011540A (en) * | 2004-06-22 | 2006-01-12 | Nittan Co Ltd | Ionization type smoke sensor |
JP2013235609A (en) * | 2008-10-09 | 2013-11-21 | Hochiki Corp | Smoke detector |
US8941505B2 (en) | 2008-10-09 | 2015-01-27 | Hochiki Corporation | Smoke detector |
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