JPH0423880Y2 - - Google Patents
Info
- Publication number
- JPH0423880Y2 JPH0423880Y2 JP6979286U JP6979286U JPH0423880Y2 JP H0423880 Y2 JPH0423880 Y2 JP H0423880Y2 JP 6979286 U JP6979286 U JP 6979286U JP 6979286 U JP6979286 U JP 6979286U JP H0423880 Y2 JPH0423880 Y2 JP H0423880Y2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- light switch
- detects
- detect
- moving
- 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
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979286U JPH0423880Y2 (en, 2012) | 1986-05-09 | 1986-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6979286U JPH0423880Y2 (en, 2012) | 1986-05-09 | 1986-05-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62181551U JPS62181551U (en, 2012) | 1987-11-18 |
| JPH0423880Y2 true JPH0423880Y2 (en, 2012) | 1992-06-04 |
Family
ID=30910841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6979286U Expired JPH0423880Y2 (en, 2012) | 1986-05-09 | 1986-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423880Y2 (en, 2012) |
-
1986
- 1986-05-09 JP JP6979286U patent/JPH0423880Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62181551U (en, 2012) | 1987-11-18 |
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