JPH0447683U - - Google Patents
Info
- Publication number
- JPH0447683U JPH0447683U JP9018890U JP9018890U JPH0447683U JP H0447683 U JPH0447683 U JP H0447683U JP 9018890 U JP9018890 U JP 9018890U JP 9018890 U JP9018890 U JP 9018890U JP H0447683 U JPH0447683 U JP H0447683U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- light
- receiving
- cover
- main body
- 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
- 238000001514 detection method Methods 0.000 claims description 3
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9018890U JPH0447683U (pt) | 1990-08-28 | 1990-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9018890U JPH0447683U (pt) | 1990-08-28 | 1990-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447683U true JPH0447683U (pt) | 1992-04-22 |
Family
ID=31824722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9018890U Pending JPH0447683U (pt) | 1990-08-28 | 1990-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447683U (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013195353A (ja) * | 2012-03-22 | 2013-09-30 | Mitsubishi Electric Corp | 検出装置 |
-
1990
- 1990-08-28 JP JP9018890U patent/JPH0447683U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013195353A (ja) * | 2012-03-22 | 2013-09-30 | Mitsubishi Electric Corp | 検出装置 |