JPH0339745Y2 - - Google Patents
Info
- Publication number
- JPH0339745Y2 JPH0339745Y2 JP1985148369U JP14836985U JPH0339745Y2 JP H0339745 Y2 JPH0339745 Y2 JP H0339745Y2 JP 1985148369 U JP1985148369 U JP 1985148369U JP 14836985 U JP14836985 U JP 14836985U JP H0339745 Y2 JPH0339745 Y2 JP H0339745Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light receiving
- light emitting
- receiving surface
- compressed air
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 22
- 230000003287 optical effect Effects 0.000 claims description 10
- 239000000428 dust Substances 0.000 description 14
- 239000013307 optical fiber Substances 0.000 description 8
- 108091008695 photoreceptors Proteins 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985148369U JPH0339745Y2 (pl) | 1985-09-27 | 1985-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985148369U JPH0339745Y2 (pl) | 1985-09-27 | 1985-09-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6257181U JPS6257181U (pl) | 1987-04-09 |
| JPH0339745Y2 true JPH0339745Y2 (pl) | 1991-08-21 |
Family
ID=31062571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985148369U Expired JPH0339745Y2 (pl) | 1985-09-27 | 1985-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339745Y2 (pl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2586709Y2 (ja) * | 1991-10-07 | 1998-12-09 | 三洋電機株式会社 | 電子部品の位置検出装置 |
| JP3648058B2 (ja) * | 1998-05-27 | 2005-05-18 | ローム株式会社 | 部品検出センサー装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51140643U (pl) * | 1975-05-06 | 1976-11-12 | ||
| JPS5233063U (pl) * | 1975-09-01 | 1977-03-08 |
-
1985
- 1985-09-27 JP JP1985148369U patent/JPH0339745Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6257181U (pl) | 1987-04-09 |
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