DE2613921C3 - VUesstoffehler-Feststelleinrichtung - Google Patents
VUesstoffehler-FeststelleinrichtungInfo
- Publication number
- DE2613921C3 DE2613921C3 DE2613921A DE2613921A DE2613921C3 DE 2613921 C3 DE2613921 C3 DE 2613921C3 DE 2613921 A DE2613921 A DE 2613921A DE 2613921 A DE2613921 A DE 2613921A DE 2613921 C3 DE2613921 C3 DE 2613921C3
- Authority
- DE
- Germany
- Prior art keywords
- output signal
- nonwoven
- light
- errors
- fabric
- 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 title claims description 28
- 230000007547 defect Effects 0.000 claims description 33
- 230000037303 wrinkles Effects 0.000 claims description 20
- 208000037063 Thinness Diseases 0.000 claims description 17
- 206010048828 underweight Diseases 0.000 claims description 17
- 239000004745 nonwoven fabric Substances 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 238000011179 visual inspection Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000005338 frosted glass Substances 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 claims 1
- 238000007796 conventional method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 238000009941 weaving Methods 0.000 claims 1
- 206010033307 Overweight Diseases 0.000 description 15
- 235000020825 overweight Nutrition 0.000 description 15
- 238000011156 evaluation Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000001303 quality assessment method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001960 triggered effect 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
- G01N21/8914—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
- G01N21/8915—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined non-woven textile material
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treatment Of Fiber Materials (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50038672A JPS51113783A (en) | 1975-03-31 | 1975-03-31 | Defects detector of nonwoven fabric |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2613921A1 DE2613921A1 (de) | 1976-10-21 |
| DE2613921B2 DE2613921B2 (de) | 1978-09-21 |
| DE2613921C3 true DE2613921C3 (de) | 1979-05-17 |
Family
ID=12531750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2613921A Expired DE2613921C3 (de) | 1975-03-31 | 1976-03-31 | VUesstoffehler-Feststelleinrichtung |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173441A (en) | 1977-03-28 | 1979-11-06 | E. I. Du Pont De Nemours And Company | Web inspection system and method therefor |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4205914A (en) * | 1978-05-02 | 1980-06-03 | Gulf & Western Corporation | Device for creating digital signals representative of a natural leaf profile |
| DE2925734C3 (de) * | 1979-06-26 | 1982-06-24 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optisches Fehlersuchgerät für Materialbahnen |
| US4249081A (en) * | 1979-11-01 | 1981-02-03 | Sparton Corporation | Defect detection system |
| US4389575A (en) * | 1980-07-03 | 1983-06-21 | Sparton Corporation | Fabric inspection system |
| GB2081891A (en) * | 1980-08-11 | 1982-02-24 | Wiggins Teape The Group Ltd | Web monitoring apparatus |
| US4376583A (en) * | 1981-05-12 | 1983-03-15 | Aeronca Electronics, Inc. | Surface inspection scanning system |
| DE3134561C2 (de) * | 1981-09-01 | 1983-09-15 | Kempf, Alfons, Dipl.-Ing. (FH), 8950 Kaufbeuren | Verfahren und Vorrichtung zur Trefferauswertung von Schießscheiben |
| US4714340A (en) * | 1984-11-23 | 1987-12-22 | Stillwagon W C | Method and apparatus for inspecting high speed converted web |
| BE902741A (nl) * | 1985-06-26 | 1985-12-30 | Picanol Nv | Werkwijze om in een weverij een optische kontrole op de gefabriceerde weefsels uit te oefenen en kontrole-inrichting hierbij aangewend. |
| SE456611B (sv) * | 1986-04-18 | 1988-10-17 | Tornbloms Kvalitetskontroll Ab | Anordning for signallagring och/eller signalbehandling av fran en givare erhallna signaler |
| DE3636192C1 (de) * | 1986-10-24 | 1988-02-18 | Erhardt & Leimer Gmbh | Vorrichtung zur Erfassung des Abbildes von Oberflaechenbereichen laufender Warenbahnen |
| US4857747A (en) * | 1988-02-24 | 1989-08-15 | Albany International Corporation | Method and apparatus for analyzing the formation of a web of material via generating a formation index |
| CH669401A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1988-03-02 | 1989-03-15 | Loepfe Ag Geb | |
| DE4129126A1 (de) * | 1991-09-02 | 1993-03-04 | Memminger Iro Gmbh | Verfahren zum feststellen von fehlern in einer textilen warenbahn |
| US5196715A (en) * | 1991-10-31 | 1993-03-23 | Abb Process Automation Inc. | Optical surface inspection of web with streak signal generating means |
| US5440648A (en) * | 1991-11-19 | 1995-08-08 | Dalsa, Inc. | High speed defect detection apparatus having defect detection circuits mounted in the camera housing |
| US6088094A (en) * | 1997-12-23 | 2000-07-11 | Zellweger Uster, Inc. | On-line sliver monitor |
| DE10057170A1 (de) * | 2000-11-16 | 2002-05-23 | Rieter Ag Maschf | Ermittlung von Störstellen |
| DE10132711A1 (de) | 2001-07-05 | 2003-01-16 | Truetzschler Gmbh & Co Kg | Vorrichtung an einem Reiniger, einer Karde o. dgl. zum Reinigen und Öffnen von Textilmaterial, insbesonder Baumwolle |
| US7375806B2 (en) * | 2003-03-27 | 2008-05-20 | Bst Safety Textiles Gmbh | Method for inspecting the quality criteria of flat textile structures embodied in a multi-layer form according to a contour |
| US20070041016A1 (en) * | 2003-10-16 | 2007-02-22 | Uster Technologies Ag | Method of processing signals obtained from scanning textile fabrics |
| DE102009051426A1 (de) * | 2009-10-30 | 2011-05-05 | Sgl Carbon Se | Verfahren zum Erfassen der Struktur eine textilen Multifilamenterzeugnisses und Verfahren zum Verarbeiten eines textilen Multifilamenterzeugnisses |
| EP3587647A1 (en) * | 2018-06-28 | 2020-01-01 | The Procter & Gamble Company | Method for detecting defects in a nonwoven substrate |
| CN119287647B (zh) * | 2024-10-25 | 2025-05-27 | 杭州顺龙无纺科技有限公司 | 一种无纺布生产用厚度检测装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3534402A (en) * | 1967-12-15 | 1970-10-13 | Honeywell Inc | Apparatus for determining the uniformity of web material |
| GB1217642A (en) * | 1968-04-08 | 1970-12-31 | Omron Tateisi Electronics Co | Improvements in or relating to the photoelectric inspection of sheet materials |
| US3729619A (en) * | 1971-03-04 | 1973-04-24 | Steel Corp | Apparatus for surface inspection of moving material with defect type recognition |
| GB1409653A (en) * | 1971-09-23 | 1975-10-08 | Masson Scott Thrissell Eng Ltd | Methods and apparatus for inspecting the surface of sheet material |
| NO136430C (no) * | 1971-11-30 | 1977-08-31 | Ferranti Ltd | Kretsanordning for bruk sammen med en feildetektor for en bevegelig flate |
| US3781117A (en) * | 1972-03-31 | 1973-12-25 | United States Steel Corp | Apparatus for surface inspection of moving material |
| ATA436672A (de) * | 1972-05-19 | 1978-10-15 | Gao Ges Automation Org | Verahren zum erkennen von fehlern in papierbahnen und vorrichtung zur durchfuehrung des verfahrens |
| US3843890A (en) * | 1973-07-27 | 1974-10-22 | Du Pont | Optical-electrical web inspection system |
| US3866054A (en) * | 1973-09-28 | 1975-02-11 | Du Pont | Defect size discriminator circuit for web inspection system |
| US3898469A (en) * | 1974-05-31 | 1975-08-05 | Intec Corp | Data router for a flaw detection system |
-
1975
- 1975-03-31 JP JP50038672A patent/JPS51113783A/ja active Granted
-
1976
- 1976-03-24 GB GB11844/76A patent/GB1538306A/en not_active Expired
- 1976-03-26 US US05/670,610 patent/US4075498A/en not_active Expired - Lifetime
- 1976-03-31 DE DE2613921A patent/DE2613921C3/de not_active Expired
- 1976-03-31 FR FR7609327A patent/FR2306151A1/fr active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173441A (en) | 1977-03-28 | 1979-11-06 | E. I. Du Pont De Nemours And Company | Web inspection system and method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51113783A (en) | 1976-10-07 |
| DE2613921B2 (de) | 1978-09-21 |
| DE2613921A1 (de) | 1976-10-21 |
| FR2306151B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-08-25 |
| FR2306151A1 (fr) | 1976-10-29 |
| US4075498A (en) | 1978-02-21 |
| JPS562907B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-01-22 |
| GB1538306A (en) | 1979-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |