JPH0514858B2 - - Google Patents
Info
- Publication number
- JPH0514858B2 JPH0514858B2 JP2845285A JP2845285A JPH0514858B2 JP H0514858 B2 JPH0514858 B2 JP H0514858B2 JP 2845285 A JP2845285 A JP 2845285A JP 2845285 A JP2845285 A JP 2845285A JP H0514858 B2 JPH0514858 B2 JP H0514858B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- value
- comparator
- sheet
- state value
- 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 - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 43
- 230000007547 defect Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000004753 textile Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
- G01N21/898—Irregularities in textured or patterned surfaces, e.g. textiles, wood
- G01N21/8983—Irregularities in textured or patterned surfaces, e.g. textiles, wood for testing textile webs, i.e. woven material
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Treatment Of Fiber Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2845285A JPS61189444A (ja) | 1985-02-18 | 1985-02-18 | 織物等シ−ト状物の表面傷検出方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2845285A JPS61189444A (ja) | 1985-02-18 | 1985-02-18 | 織物等シ−ト状物の表面傷検出方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61189444A JPS61189444A (ja) | 1986-08-23 |
| JPH0514858B2 true JPH0514858B2 (OSRAM) | 1993-02-26 |
Family
ID=12249055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2845285A Granted JPS61189444A (ja) | 1985-02-18 | 1985-02-18 | 織物等シ−ト状物の表面傷検出方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61189444A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0633368A (ja) * | 1992-07-14 | 1994-02-08 | Gunze Ltd | 生地の検反方法およびその装置 |
| CA2108940A1 (en) * | 1992-11-13 | 1994-05-14 | James W. Oram | Material fault detector |
| CN100401043C (zh) * | 2000-04-18 | 2008-07-09 | 香港大学 | 一种检验含缺陷织物的方法 |
| US8548771B2 (en) * | 2008-05-13 | 2013-10-01 | Emhart Glass S.A. | Out-of-round container detection system and method |
-
1985
- 1985-02-18 JP JP2845285A patent/JPS61189444A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61189444A (ja) | 1986-08-23 |
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