ES2014888A6 - Aparato y metodo para inspeccionar laminas de vidrio. - Google Patents

Aparato y metodo para inspeccionar laminas de vidrio.

Info

Publication number: ES2014888A6
Authority: ES; Spain
Prior art keywords: sheets; glass sheets; intersticies; inacceptable; detect
Prior art date: 1988-08-26
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

Application number

ES8902939A

Other languages

English (en)

Spanish (es)

Inventor

Walter D Mccomb

Andrew W Rudolph

Barbara L Angell

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Pilkington North America Inc

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.)

1988-08-26

Filing date

1989-08-25

Publication date

1990-07-16

1989-08-25 Application filed by Libbey Owens Ford Co filed Critical Libbey Owens Ford Co

1990-07-16 Publication of ES2014888A6 publication Critical patent/ES2014888A6/es

2009-08-25 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000002093 peripheral effect Effects 0.000 abstract 1

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
- 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
- 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)

ES8902939A 1988-08-26 1989-08-25 Aparato y metodo para inspeccionar laminas de vidrio. Expired - Lifetime ES2014888A6 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US23721688A	1988-08-26	1988-08-26

Publications (1)

Publication Number	Publication Date
ES2014888A6 true ES2014888A6 (es)	1990-07-16

Family

ID=22892813

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES8902939A Expired - Lifetime ES2014888A6 (es)	1988-08-26	1989-08-25	Aparato y metodo para inspeccionar laminas de vidrio.

Country Status (9)

Country	Link
EP (1)	EP0388454A4 (ja)
JP (1)	JPH03501058A (ja)
KR (1)	KR900702325A (ja)
AU (1)	AU607868B2 (ja)
BR (1)	BR8907064A (ja)
ES (1)	ES2014888A6 (ja)
FI (1)	FI902098A7 (ja)
WO (1)	WO1990002310A1 (ja)
ZA (1)	ZA896509B (ja)

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
EP0233970B1 (de) *	1986-02-22	1990-06-20	Helmut K. Pinsch GmbH & Co.	Schnittholz-Prüfvorrichtung
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 AU AU42077/89A patent/AU607868B2/en not_active Ceased
- 1989-08-18 BR BR898907064A patent/BR8907064A/pt unknown
- 1989-08-18 JP JP1509346A patent/JPH03501058A/ja active Pending
- 1989-08-18 EP EP19890910295 patent/EP0388454A4/en not_active Withdrawn
- 1989-08-18 FI FI902098A patent/FI902098A7/fi not_active IP Right Cessation
- 1989-08-18 WO PCT/US1989/003566 patent/WO1990002310A1/en not_active Ceased
- 1989-08-18 KR KR1019900700836A patent/KR900702325A/ko not_active Withdrawn
- 1989-08-25 ZA ZA896509A patent/ZA896509B/xx unknown
- 1989-08-25 ES ES8902939A patent/ES2014888A6/es not_active Expired - Lifetime

Also Published As

Publication number	Publication date
WO1990002310A1 (en)	1990-03-08
BR8907064A (pt)	1991-01-02
FI902098A0 (fi)	1990-04-26
ZA896509B (en)	1990-05-30
FI902098A7 (fi)	1990-04-26
EP0388454A1 (en)	1990-09-26
EP0388454A4 (en)	1993-05-12
JPH03501058A (ja)	1991-03-07
KR900702325A (ko)	1990-12-06
AU607868B2 (en)	1991-03-14
AU4207789A (en)	1990-03-23

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Legal Events

Date	Code	Title	Description
1992-01-01	SA6	Expiration date (snapshot 920101)	Free format text: 2009-08-25
2001-04-01	FD1A	Patent lapsed	Effective date: 20010201