JPH0459459U - - Google Patents
Info
- Publication number
- JPH0459459U JPH0459459U JP10249190U JP10249190U JPH0459459U JP H0459459 U JPH0459459 U JP H0459459U JP 10249190 U JP10249190 U JP 10249190U JP 10249190 U JP10249190 U JP 10249190U JP H0459459 U JPH0459459 U JP H0459459U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- inspected
- inspection
- inspection cylinder
- projector
- 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
- 238000007689 inspection Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Description
第１図は本考案の一実施例のブロツク図である
。
１……印刷用紙、２ａ，２ｂ……検査胴、３…
…検出器、４ａ，４ｂ……投光器、５……信号処
理部。
FIG. 1 is a block diagram of one embodiment of the present invention. 1...Printing paper, 2a, 2b...Inspection cylinder, 3...
...detector, 4a, 4b...projector, 5...signal processing unit.
Claims (1)
た被検査用紙に光を投射する投光器と、前記被検
査用紙の反射光から被検査用紙のピンホール及び
汚れを検出する検出手段とを備えたことを特徴と
する印刷用紙の検査装置。 An inspection cylinder having a mirror surface, a projector for projecting light onto the paper to be inspected wound around the inspection cylinder, and a detection means for detecting pinholes and dirt on the paper to be inspected from light reflected from the paper to be inspected. A printing paper inspection device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10249190U JPH0459459U (en) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10249190U JPH0459459U (en) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0459459U true JPH0459459U (en) | 1992-05-21 |
Family
ID=31846787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10249190U Pending JPH0459459U (en) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0459459U (en) |
-
1990
- 1990-09-28 JP JP10249190U patent/JPH0459459U/ja active Pending
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