JPH0115462B2 - - Google Patents
Info
- Publication number
- JPH0115462B2 JPH0115462B2 JP4663382A JP4663382A JPH0115462B2 JP H0115462 B2 JPH0115462 B2 JP H0115462B2 JP 4663382 A JP4663382 A JP 4663382A JP 4663382 A JP4663382 A JP 4663382A JP H0115462 B2 JPH0115462 B2 JP H0115462B2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- perforation
- negative
- lamp
- negative sheet
- 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 28
- 239000000463 material Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- B65H7/14—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
Landscapes
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Controlling Sheets Or Webs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4663382A JPS58162459A (ja) | 1982-03-24 | 1982-03-24 | ミシン目検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4663382A JPS58162459A (ja) | 1982-03-24 | 1982-03-24 | ミシン目検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58162459A JPS58162459A (ja) | 1983-09-27 |
| JPH0115462B2 true JPH0115462B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-03-17 |
Family
ID=12752693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4663382A Granted JPS58162459A (ja) | 1982-03-24 | 1982-03-24 | ミシン目検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58162459A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1982
- 1982-03-24 JP JP4663382A patent/JPS58162459A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58162459A (ja) | 1983-09-27 |