FR2422933A1 - Dispositif optique pour determiner l'angle de sortie des rayons lumineux dans une bande de materiau balayee par un spot lumineux - Google Patents
Dispositif optique pour determiner l'angle de sortie des rayons lumineux dans une bande de materiau balayee par un spot lumineuxInfo
- Publication number
- FR2422933A1 FR2422933A1 FR7900035A FR7900035A FR2422933A1 FR 2422933 A1 FR2422933 A1 FR 2422933A1 FR 7900035 A FR7900035 A FR 7900035A FR 7900035 A FR7900035 A FR 7900035A FR 2422933 A1 FR2422933 A1 FR 2422933A1
- Authority
- FR
- France
- Prior art keywords
- optical device
- light rays
- determining
- band
- exit angle
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
-
- 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
- G01N21/8901—Optical details; Scanning details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2800351A DE2800351B2 (de) | 1978-01-04 | 1978-01-04 | Optische Vorrichtung zur Bestimmung des Lichtaustrittswinkels bei einer mit einem Lichtfleck abgetasteten Materialbahn |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2422933A1 true FR2422933A1 (fr) | 1979-11-09 |
FR2422933B1 FR2422933B1 (US20060028730A1-20060209-C00010.png) | 1984-03-02 |
Family
ID=6028981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7900035A Granted FR2422933A1 (fr) | 1978-01-04 | 1979-01-02 | Dispositif optique pour determiner l'angle de sortie des rayons lumineux dans une bande de materiau balayee par un spot lumineux |
Country Status (6)
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2827704C3 (de) * | 1978-06-23 | 1981-03-19 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optische Vorrichtung zur Bestimmung der Lichtaustrittswinkel |
DE2827705C3 (de) * | 1978-06-23 | 1981-07-30 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Gerät zur Feststellung von Fehlern an Bahnmaterial |
SE440405B (sv) * | 1979-03-02 | 1985-07-29 | Svenska Textilforskningsinst | Anordning for bestemning av riktningsfordelningen av fibrer i planet for ett dukformigt material |
DE3006072C2 (de) * | 1980-02-19 | 1984-11-29 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Fehlstellenermittlungsvorrichtung für Materialbahnen |
DE3037622C2 (de) * | 1980-10-04 | 1987-02-26 | Theodor Prof. Dr.-Ing. 1000 Berlin Gast | Einrichtung zur Bestimmung der Oberflächengüte |
DE3307591C2 (de) * | 1983-03-03 | 1986-06-05 | Kraftwerk Union AG, 4330 Mülheim | Verfahren zur optischen Kontrolle der Oberfläche eines Prüfgutes |
DE3411934C2 (de) * | 1983-04-22 | 1986-04-24 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Fehlerfeststellungsvorrichtung |
DE3472300D1 (en) * | 1983-04-22 | 1988-07-28 | Sick Optik Elektronik Erwin | Device for the detection of faults |
DE3408106A1 (de) * | 1984-03-05 | 1985-09-12 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optischer rauheits-scanner |
DE3428435A1 (de) * | 1984-08-01 | 1986-02-06 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Rauheitssonde |
US5448364A (en) * | 1993-03-22 | 1995-09-05 | Estek Corporation | Particle detection system with reflective line-to-spot collector |
EP1241466A1 (fr) * | 2001-03-13 | 2002-09-18 | Daniel Malaise | Dispositif et procédé optoélectronique de mesure en temps réel de la lumière diffusée par une surface en défilement |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3574469A (en) * | 1964-06-15 | 1971-04-13 | Eastman Kodak Co | Fault-detecting surface scanner using a laser light source |
DE2051908A1 (de) * | 1970-10-22 | 1972-04-27 | Licentia Gmbh | Photoelektronische Oberflachenabtast einrichtung |
US3814945A (en) * | 1971-03-09 | 1974-06-04 | Sira Institute | Apparatus for automatic inspection of materials |
US3845297A (en) * | 1972-01-28 | 1974-10-29 | Hitachi Electronics | Light receiver |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL279098A (US20060028730A1-20060209-C00010.png) * | 1961-05-31 | |||
US3618063A (en) * | 1970-02-11 | 1971-11-02 | Eastman Kodak Co | Defect inspection apparatus |
GB1347777A (en) * | 1970-12-12 | 1974-02-27 | Sick Optik Elektronik Erwin | Photoelectric length measuring apparatus |
JPS5035437A (US20060028730A1-20060209-C00010.png) * | 1973-07-31 | 1975-04-04 | ||
US3866054A (en) * | 1973-09-28 | 1975-02-11 | Du Pont | Defect size discriminator circuit for web inspection system |
US3919531A (en) * | 1974-05-16 | 1975-11-11 | Libbey Owens Ford Co | Method of and apparatus for inspecting the contours of moving bent articles |
GB1496765A (en) * | 1974-12-19 | 1978-01-05 | Ciba Geigy Ag | Examining sheet material photoelectrically |
JPS5210793A (en) * | 1975-07-15 | 1977-01-27 | Yaskawa Electric Mfg Co Ltd | Fault detector |
-
1978
- 1978-01-04 DE DE2800351A patent/DE2800351B2/de active Granted
- 1978-12-20 GB GB7849309A patent/GB2023868B/en not_active Expired
- 1978-12-22 US US05/972,301 patent/US4248537A/en not_active Expired - Lifetime
- 1978-12-22 SE SE7813256A patent/SE428973B/sv not_active IP Right Cessation
- 1978-12-29 JP JP16544578A patent/JPS5497475A/ja active Granted
-
1979
- 1979-01-02 FR FR7900035A patent/FR2422933A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3574469A (en) * | 1964-06-15 | 1971-04-13 | Eastman Kodak Co | Fault-detecting surface scanner using a laser light source |
DE2051908A1 (de) * | 1970-10-22 | 1972-04-27 | Licentia Gmbh | Photoelektronische Oberflachenabtast einrichtung |
US3814945A (en) * | 1971-03-09 | 1974-06-04 | Sira Institute | Apparatus for automatic inspection of materials |
US3845297A (en) * | 1972-01-28 | 1974-10-29 | Hitachi Electronics | Light receiver |
Also Published As
Publication number | Publication date |
---|---|
SE7813256L (sv) | 1979-07-05 |
JPS638420B2 (US20060028730A1-20060209-C00010.png) | 1988-02-23 |
DE2800351A1 (de) | 1979-07-05 |
FR2422933B1 (US20060028730A1-20060209-C00010.png) | 1984-03-02 |
DE2800351B2 (de) | 1979-11-15 |
SE428973B (sv) | 1983-08-01 |
GB2023868B (en) | 1982-06-23 |
GB2023868A (en) | 1980-01-03 |
US4248537A (en) | 1981-02-03 |
DE2800351C3 (US20060028730A1-20060209-C00010.png) | 1980-07-31 |
JPS5497475A (en) | 1979-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |