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BR8907064A - Processo de inspecionar folhas de vidro transparentes curvas e aparelho para inspecionar folhas encaixadas de material transparentes e folhas de vidro encaixadas - Google Patents

Processo de inspecionar folhas de vidro transparentes curvas e aparelho para inspecionar folhas encaixadas de material transparentes e folhas de vidro encaixadas

Info

Publication number
BR8907064A
BR8907064A BR898907064A BR8907064A BR8907064A BR 8907064 A BR8907064 A BR 8907064A BR 898907064 A BR898907064 A BR 898907064A BR 8907064 A BR8907064 A BR 8907064A BR 8907064 A BR8907064 A BR 8907064A
Authority
BR
Brazil
Prior art keywords
fitted
sheets
glass sheets
inspect
transparent material
Prior art date
Application number
BR898907064A
Other languages
English (en)
Inventor
Walter D Maccomb
Andrew W Rudolph
Barbara L Angell
Original Assignee
Libbey Owens Ford Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Libbey Owens Ford Co filed Critical Libbey Owens Ford Co
Publication of BR8907064A publication Critical patent/BR8907064A/pt

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)
BR898907064A 1988-08-26 1989-08-18 Processo de inspecionar folhas de vidro transparentes curvas e aparelho para inspecionar folhas encaixadas de material transparentes e folhas de vidro encaixadas BR8907064A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23721688A 1988-08-26 1988-08-26
PCT/US1989/003566 WO1990002310A1 (en) 1988-08-26 1989-08-18 Apparatus and method for inspecting glass sheets

Publications (1)

Publication Number Publication Date
BR8907064A true BR8907064A (pt) 1991-01-02

Family

ID=22892813

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898907064A BR8907064A (pt) 1988-08-26 1989-08-18 Processo de inspecionar folhas de vidro transparentes curvas e aparelho para inspecionar folhas encaixadas de material transparentes e folhas de vidro encaixadas

Country Status (9)

Country Link
EP (1) EP0388454A4 (pt)
JP (1) JPH03501058A (pt)
KR (1) KR900702325A (pt)
AU (1) AU607868B2 (pt)
BR (1) BR8907064A (pt)
ES (1) ES2014888A6 (pt)
FI (1) FI902098A0 (pt)
WO (1) WO1990002310A1 (pt)
ZA (1) ZA896509B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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 (fr) * 2002-10-16 2005-02-11 Dispositif pour la detection, l'analyse et la localisation de defauts presents sur une surface transparente et/ou reflechissante
FI118273B (fi) * 2004-07-14 2007-09-14 Tamglass Ltd Oy Menetelmä lasilevyn taivutuspussikkuuden mittaamiseksi
US20080118159A1 (en) * 2006-11-21 2008-05-22 Robert Wendell Sharps Gauge to measure distortion in glass sheet
CN108195848A (zh) * 2018-01-16 2018-06-22 深圳精创视觉科技有限公司 玻璃全尺寸翘曲平整度检测装置及检测方法
CN115451794B (zh) * 2022-09-17 2025-05-09 浙江腾宇建设有限公司 一种建筑工程平面度检测装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
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 (ja) * 1981-09-24 1983-03-28 Nippon Sheet Glass Co Ltd 透明板の透視歪検査方法
US4585343A (en) * 1983-11-04 1986-04-29 Libbey-Owens-Ford Company Apparatus and method for inspecting glass
DE3672163D1 (de) * 1986-02-22 1990-07-26 Pinsch Gmbh & Co Helmut K Schnittholz-pruefvorrichtung.
US4837449A (en) * 1988-05-16 1989-06-06 Maltby Jr Robert E Inspecting for matching of paired sheets of transparent material

Also Published As

Publication number Publication date
KR900702325A (ko) 1990-12-06
ES2014888A6 (es) 1990-07-16
EP0388454A1 (en) 1990-09-26
FI902098A7 (fi) 1990-04-26
AU607868B2 (en) 1991-03-14
FI902098A0 (fi) 1990-04-26
WO1990002310A1 (en) 1990-03-08
AU4207789A (en) 1990-03-23
ZA896509B (en) 1990-05-30
JPH03501058A (ja) 1991-03-07
EP0388454A4 (en) 1993-05-12

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