ATE36757T1 - Apparat zur automatischen messung der spannungen in einem durchsichtigen koerper anhand von gestreutem licht. - Google Patents

Apparat zur automatischen messung der spannungen in einem durchsichtigen koerper anhand von gestreutem licht.

Info

Publication number
ATE36757T1
ATE36757T1 AT85101007T AT85101007T ATE36757T1 AT E36757 T1 ATE36757 T1 AT E36757T1 AT 85101007 T AT85101007 T AT 85101007T AT 85101007 T AT85101007 T AT 85101007T AT E36757 T1 ATE36757 T1 AT E36757T1
Authority
AT
Austria
Prior art keywords
scattered light
glass sheet
sec
camera
under test
Prior art date
Application number
AT85101007T
Other languages
English (en)
Inventor
Cestaro Massimo
Paudice Ciro
Original Assignee
Siv Soc Italiana Vetro
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 Siv Soc Italiana Vetro filed Critical Siv Soc Italiana Vetro
Application granted granted Critical
Publication of ATE36757T1 publication Critical patent/ATE36757T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/241—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet by photoelastic stress analysis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Tents Or Canopies (AREA)
AT85101007T 1984-02-13 1985-01-31 Apparat zur automatischen messung der spannungen in einem durchsichtigen koerper anhand von gestreutem licht. ATE36757T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT19582/84A IT1175776B (it) 1984-02-13 1984-02-13 Apparecchiatura per la misurazione automatica di tensioni in un corpo trasparente mediante luce diffusa
EP85101007A EP0152834B1 (de) 1984-02-13 1985-01-31 Apparat zur automatischen Messung der Spannungen in einem durchsichtigen Körper anhand von gestreutem Licht

Publications (1)

Publication Number Publication Date
ATE36757T1 true ATE36757T1 (de) 1988-09-15

Family

ID=11159224

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85101007T ATE36757T1 (de) 1984-02-13 1985-01-31 Apparat zur automatischen messung der spannungen in einem durchsichtigen koerper anhand von gestreutem licht.

Country Status (6)

Country Link
US (1) US4655589A (de)
EP (1) EP0152834B1 (de)
AT (1) ATE36757T1 (de)
DE (1) DE3564617D1 (de)
ES (1) ES8602557A1 (de)
IT (1) IT1175776B (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD276734A1 (de) * 1988-11-02 1990-03-07 Zeiss Jena Veb Carl Verfahren zur gangunterschiedsmessung an anisotropen transparenten objekten
US5394752A (en) * 1993-03-16 1995-03-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method for determing shear direction using liquid crystal coatings
US5438879A (en) * 1993-03-16 1995-08-08 The United States Of America Represented By The Administrator Of The National Aeronautics And Space Administration Method for measuring surface shear stress magnitude and direction using liquid crystal coatings
US5525138A (en) * 1994-05-26 1996-06-11 Ford Motor Company Determination of tensile membrane stress and compressive layer thickness in tempered glass using a CO2 laser beam
US5956146A (en) * 1997-01-29 1999-09-21 Victor Company Of Japan, Ltd. Birefringence measuring apparatus for optical disc substrate
DE19720330C1 (de) * 1997-05-15 1998-11-12 Sekurit Saint Gobain Deutsch Verfahren und Vorrichtung zur Messung von Spannungen in Glasscheiben mit Hilfe des Streulichtverfahrens
DE10161914C1 (de) * 2001-12-07 2003-09-18 Schott Glas Verfahren zum zerstörungsfreien Erfassen des Spannungszustandes in einem Glaskörper und Vorrichtung zum Durchführen des Verfahrens
US7236241B2 (en) * 2005-03-30 2007-06-26 Osram Sylvania Inc. Method of making a standard tool for calibrating stress analysis measuring devices and a set of the standard tools
US7583368B1 (en) * 2006-04-05 2009-09-01 Electronic Design To Market, Inc. Method of enhancing measurement of stress in glass
BE1019378A3 (fr) * 2010-06-17 2012-06-05 Agc Glass Europe Analyse des marques de trempe.
CN201867273U (zh) 2010-11-17 2011-06-15 江苏淘镜有限公司 一种检验偏光镜片的检验箱
CN102062656A (zh) * 2010-12-31 2011-05-18 肖天长 玻璃表面应力测试仪
WO2013160105A1 (de) * 2012-04-23 2013-10-31 Saint-Gobain Glass France Verfahren und anordnung zur messung von blasstrukturen einer vorgespannten scheibe
US8957374B2 (en) * 2012-09-28 2015-02-17 Corning Incorporated Systems and methods for measuring birefringence in glass and glass-ceramics
US9109881B2 (en) 2013-06-17 2015-08-18 Corning Incorporated Prism coupling methods with improved mode spectrum contrast for double ion-exchanged glass
US10156488B2 (en) * 2013-08-29 2018-12-18 Corning Incorporated Prism-coupling systems and methods for characterizing curved parts
CN103487181A (zh) * 2013-10-18 2014-01-01 苏州精创光学仪器有限公司 便携式玻璃表面应力计
US9983064B2 (en) 2013-10-30 2018-05-29 Corning Incorporated Apparatus and methods for measuring mode spectra for ion-exchanged glasses having steep index region
CN103644990A (zh) * 2013-12-13 2014-03-19 苏州精创光学仪器有限公司 紧凑型玻璃表面应力测量仪
CN106471408B (zh) 2014-04-23 2019-10-18 康宁股份有限公司 提高应力的棱镜耦合测量中的对比度的方法
US9261429B2 (en) * 2014-05-21 2016-02-16 Corning Incorporated Prism-coupling systems and methods for characterizing large depth-of-layer waveguides
US9919958B2 (en) 2014-07-17 2018-03-20 Corning Incorporated Glass sheet and system and method for making glass sheet
US9534981B2 (en) 2014-12-23 2017-01-03 Corning Incorporated Prism-coupling systems and methods for characterizing ion-exchanged waveguides with large depth-of-layer
CN109906365B (zh) 2016-09-26 2021-09-14 折原制作所有限公司 强化玻璃的应力测量装置、强化玻璃的应力测量方法、强化玻璃的制造方法、强化玻璃
KR102659463B1 (ko) * 2018-02-26 2024-04-23 에이지씨 가부시키가이샤 강화 유리의 평가 장치, 강화 유리의 평가 방법, 강화 유리의 제조 방법, 강화 유리
WO2020092121A1 (en) * 2018-10-31 2020-05-07 Corning Incorporated Characterization of optical retardance of a glass-based sample using light-scattering polarimetry
KR20210141571A (ko) 2019-03-22 2021-11-23 코닝 인코포레이티드 화학적으로 강화된 투명 기판의 응력을 특성화하는 하이브리드 시스템 및 방법
CN110836740A (zh) * 2019-11-05 2020-02-25 南京理工大学 一种玻璃材料应力的在线实时测量系统及其测量方法
WO2022178341A1 (en) 2021-02-22 2022-08-25 Corning Incorporated Enhanced hybrid systems and methods for characterizing stress in chemically strengthened transparent substrates
WO2024118453A1 (en) 2022-11-30 2024-06-06 Corning Incorporated Hybrid systems and methods for characterizing stress in chemically strengthened transparent substrates

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1308015A (fr) * 1961-09-20 1962-11-03 Saint Gobain Procédé et dispositifs pour l'examen des contraintes dans des pièces en matière transparente, en verre par exemple
US3811775A (en) * 1972-06-21 1974-05-21 Asg Ind Inc Polariscope for determining stress in a transparent material
FR2348482A1 (fr) * 1976-04-14 1977-11-10 Tech Ind Mecaniquesi Fr Centre Procede et dispositif de photoelasticimetrie

Also Published As

Publication number Publication date
ES540316A0 (es) 1985-12-01
EP0152834B1 (de) 1988-08-24
ES8602557A1 (es) 1985-12-01
IT8419582A0 (it) 1984-02-13
US4655589A (en) 1987-04-07
EP0152834A1 (de) 1985-08-28
DE3564617D1 (en) 1988-09-29
IT1175776B (it) 1987-07-15

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee