ZA896509B - Apparatus and method for inspecting glass sheets - Google Patents
Apparatus and method for inspecting glass sheetsInfo
- Publication number
- ZA896509B ZA896509B ZA896509A ZA896509A ZA896509B ZA 896509 B ZA896509 B ZA 896509B ZA 896509 A ZA896509 A ZA 896509A ZA 896509 A ZA896509 A ZA 896509A ZA 896509 B ZA896509 B ZA 896509B
- Authority
- ZA
- South Africa
- Prior art keywords
- glass sheets
- inspecting glass
- inspecting
- sheets
- glass
- Prior art date
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
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
- G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
-
- 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
- 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
- G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (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 |
---|---|---|---|
US23721688A | 1988-08-26 | 1988-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA896509B true ZA896509B (en) | 1990-05-30 |
Family
ID=22892813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA896509A ZA896509B (en) | 1988-08-26 | 1989-08-25 | Apparatus and method for inspecting glass sheets |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0388454A4 (en) |
JP (1) | JPH03501058A (en) |
KR (1) | KR900702325A (en) |
AU (1) | AU607868B2 (en) |
BR (1) | BR8907064A (en) |
ES (1) | ES2014888A6 (en) |
FI (1) | FI902098A0 (en) |
WO (1) | WO1990002310A1 (en) |
ZA (1) | ZA896509B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5568258A (en) * | 1992-08-25 | 1996-10-22 | Asahi Glass Company Ltd. | Method and device for measuring distortion of a transmitting beam or a surface shape of a three-dimensional object |
US6661506B2 (en) * | 2000-08-24 | 2003-12-09 | Og Technologies, Inc. | Engine bearing inspection system |
FR2846096B1 (en) * | 2002-10-16 | 2005-02-11 | DEVICE FOR DETECTING, ANALYZING AND LOCATING DEFECTS PRESENTED ON TRANSPARENT AND / OR REFLECTIVE SURFACE | |
FI118273B (en) * | 2004-07-14 | 2007-09-14 | Tamglass Ltd Oy | Method for measuring the bending resistance of the glass sheet |
US20080118159A1 (en) * | 2006-11-21 | 2008-05-22 | Robert Wendell Sharps | Gauge to measure distortion in glass sheet |
CN108195848A (en) * | 2018-01-16 | 2018-06-22 | 深圳精创视觉科技有限公司 | The full-scale warpage flatness detecting device of glass and detection method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3736065A (en) * | 1972-05-09 | 1973-05-29 | Philco Ford Corp | Radiation sensitive means for detecting optical flaws in glass |
US4158507A (en) * | 1977-07-27 | 1979-06-19 | Recognition Equipment Incorporated | Laser measuring system for inspection |
US4255055A (en) * | 1979-05-11 | 1981-03-10 | Libbey-Owens-Ford Company | Surface inspection system for detecting flatness of planar sheet materials |
JPS5852504A (en) * | 1981-09-24 | 1983-03-28 | Nippon Sheet Glass Co Ltd | Perspective distortion inspecting method of transparent plate |
US4585343A (en) * | 1983-11-04 | 1986-04-29 | Libbey-Owens-Ford Company | Apparatus and method for inspecting glass |
DE3672163D1 (en) * | 1986-02-22 | 1990-07-26 | Pinsch Gmbh & Co Helmut K | WOOD CHECKER. |
US4837449A (en) * | 1988-05-16 | 1989-06-06 | Maltby Jr Robert E | Inspecting for matching of paired sheets of transparent material |
-
1989
- 1989-08-18 JP JP1509346A patent/JPH03501058A/en active Pending
- 1989-08-18 KR KR1019900700836A patent/KR900702325A/en not_active Application Discontinuation
- 1989-08-18 AU AU42077/89A patent/AU607868B2/en not_active Ceased
- 1989-08-18 WO PCT/US1989/003566 patent/WO1990002310A1/en not_active Application Discontinuation
- 1989-08-18 BR BR898907064A patent/BR8907064A/en unknown
- 1989-08-18 EP EP19890910295 patent/EP0388454A4/en not_active Withdrawn
- 1989-08-25 ES ES8902939A patent/ES2014888A6/en not_active Expired - Lifetime
- 1989-08-25 ZA ZA896509A patent/ZA896509B/en unknown
-
1990
- 1990-04-26 FI FI902098A patent/FI902098A0/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH03501058A (en) | 1991-03-07 |
AU607868B2 (en) | 1991-03-14 |
ES2014888A6 (en) | 1990-07-16 |
WO1990002310A1 (en) | 1990-03-08 |
AU4207789A (en) | 1990-03-23 |
FI902098A0 (en) | 1990-04-26 |
EP0388454A4 (en) | 1993-05-12 |
KR900702325A (en) | 1990-12-06 |
EP0388454A1 (en) | 1990-09-26 |
BR8907064A (en) | 1991-01-02 |
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