JP2505282Y2 - 光学式粉塵センサ - Google Patents
光学式粉塵センサInfo
- Publication number
- JP2505282Y2 JP2505282Y2 JP7449290U JP7449290U JP2505282Y2 JP 2505282 Y2 JP2505282 Y2 JP 2505282Y2 JP 7449290 U JP7449290 U JP 7449290U JP 7449290 U JP7449290 U JP 7449290U JP 2505282 Y2 JP2505282 Y2 JP 2505282Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- light receiving
- light emitting
- 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.)
- Expired - Fee Related
Links
Landscapes
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7449290U JP2505282Y2 (ja) | 1990-07-13 | 1990-07-13 | 光学式粉塵センサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7449290U JP2505282Y2 (ja) | 1990-07-13 | 1990-07-13 | 光学式粉塵センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0432062U JPH0432062U (de) | 1992-03-16 |
JP2505282Y2 true JP2505282Y2 (ja) | 1996-07-24 |
Family
ID=31614229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7449290U Expired - Fee Related JP2505282Y2 (ja) | 1990-07-13 | 1990-07-13 | 光学式粉塵センサ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2505282Y2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190123964A (ko) * | 2018-04-25 | 2019-11-04 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 먼지 센서 |
-
1990
- 1990-07-13 JP JP7449290U patent/JP2505282Y2/ja not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20190123964A (ko) * | 2018-04-25 | 2019-11-04 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 먼지 센서 |
KR102490311B1 (ko) | 2018-04-25 | 2023-01-20 | 주식회사 히타치엘지 데이터 스토리지 코리아 | 먼지 센서 |
Also Published As
Publication number | Publication date |
---|---|
JPH0432062U (de) | 1992-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |