JP2515205Y2 - 光電式煙感知器 - Google Patents
光電式煙感知器Info
- Publication number
- JP2515205Y2 JP2515205Y2 JP3492690U JP3492690U JP2515205Y2 JP 2515205 Y2 JP2515205 Y2 JP 2515205Y2 JP 3492690 U JP3492690 U JP 3492690U JP 3492690 U JP3492690 U JP 3492690U JP 2515205 Y2 JP2515205 Y2 JP 2515205Y2
- Authority
- JP
- Japan
- Prior art keywords
- cover
- base
- optical
- circuit board
- printed circuit
- 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 - Lifetime
Links
- 239000000779 smoke Substances 0.000 title claims description 20
- 230000003287 optical effect Effects 0.000 claims description 57
- 210000000078 claw Anatomy 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 8
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 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 |
|---|---|---|---|
| JP3492690U JP2515205Y2 (ja) | 1990-03-30 | 1990-03-30 | 光電式煙感知器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3492690U JP2515205Y2 (ja) | 1990-03-30 | 1990-03-30 | 光電式煙感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03127989U JPH03127989U (enrdf_load_stackoverflow) | 1991-12-24 |
| JP2515205Y2 true JP2515205Y2 (ja) | 1996-10-30 |
Family
ID=31539831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3492690U Expired - Lifetime JP2515205Y2 (ja) | 1990-03-30 | 1990-03-30 | 光電式煙感知器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2515205Y2 (enrdf_load_stackoverflow) |
-
1990
- 1990-03-30 JP JP3492690U patent/JP2515205Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03127989U (enrdf_load_stackoverflow) | 1991-12-24 |
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