JPS53136886A - Surface stress measuring apparatus of chemically tempered glass - Google Patents

Surface stress measuring apparatus of chemically tempered glass

Info

Publication number
JPS53136886A
JPS53136886A JP5150677A JP5150677A JPS53136886A JP S53136886 A JPS53136886 A JP S53136886A JP 5150677 A JP5150677 A JP 5150677A JP 5150677 A JP5150677 A JP 5150677A JP S53136886 A JPS53136886 A JP S53136886A
Authority
JP
Japan
Prior art keywords
measuring apparatus
tempered glass
surface stress
stress measuring
chemically tempered
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
Application number
JP5150677A
Other languages
Japanese (ja)
Other versions
JPS5937451B2 (en
Inventor
Kan Kishii
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP5150677A priority Critical patent/JPS5937451B2/en
Publication of JPS53136886A publication Critical patent/JPS53136886A/en
Publication of JPS5937451B2 publication Critical patent/JPS5937451B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • G01N21/23—Bi-refringence

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Surface Treatment Of Glass (AREA)

Abstract

PURPOSE:To achieve the improvement in measuring accuracy by performing measurement optically through the utilization of the phototube action of surface layer.
JP5150677A 1977-05-04 1977-05-04 Surface stress measuring device for chemically strengthened glass Expired JPS5937451B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5150677A JPS5937451B2 (en) 1977-05-04 1977-05-04 Surface stress measuring device for chemically strengthened glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5150677A JPS5937451B2 (en) 1977-05-04 1977-05-04 Surface stress measuring device for chemically strengthened glass

Publications (2)

Publication Number Publication Date
JPS53136886A true JPS53136886A (en) 1978-11-29
JPS5937451B2 JPS5937451B2 (en) 1984-09-10

Family

ID=12888871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5150677A Expired JPS5937451B2 (en) 1977-05-04 1977-05-04 Surface stress measuring device for chemically strengthened glass

Country Status (1)

Country Link
JP (1) JPS5937451B2 (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6190025A (en) * 1984-10-11 1986-05-08 Toshiba Glass Co Ltd Surface stress measuring instrument
CN103443603A (en) * 2011-03-18 2013-12-11 旭硝子株式会社 Device for measuring surface stress of glass and method for measuring surface stress of glass
JP2016142600A (en) * 2015-01-30 2016-08-08 有限会社折原製作所 Surface stress measurement method and surface stress measurement device
JP2016535854A (en) * 2013-08-29 2016-11-17 コーニング インコーポレイテッド Prism coupling system and method for characterizing curved parts
DE102017004035A1 (en) 2016-04-27 2017-11-02 Asahi Glass Company, Limited Hardened glass plate
JP2018527282A (en) * 2015-09-17 2018-09-20 コーニング インコーポレイテッド Method for characterizing lithium-containing glasses chemically strengthened by ion exchange
KR20190059903A (en) 2016-09-26 2019-05-31 오리하라 인더스트리얼 컴퍼니 리미티드 Stress measurement apparatus of tempered glass, method of measuring stress of tempered glass, method of manufacturing tempered glass, tempered glass
JP2020115154A (en) * 2015-06-04 2020-07-30 コーニング インコーポレイテッド Method for featuring lithium-containing glass chemical-reinforced by ion exchange
CN111521311A (en) * 2020-04-03 2020-08-11 洛阳兰迪玻璃机器股份有限公司 Stress online detection method and online detection system for toughened glass
KR20200121810A (en) 2018-02-26 2020-10-26 에이지씨 가부시키가이샤 Tempered glass evaluation device, tempered glass evaluation method, tempered glass manufacturing method, tempered glass
US10859452B2 (en) 2015-12-28 2020-12-08 Orihara Industrial Co., Ltd. Surface refractive index measurement method and surface stress measurement method using the same
US11079280B2 (en) 2013-10-30 2021-08-03 Corning Incorporated Apparatus and methods for measuring mode spectra for ion-exchanged glasses having steep index region
KR20220027761A (en) 2020-08-27 2022-03-08 에이지씨 가부시키가이샤 Stress measuring device for tempered glass, stress measuring method for tempered glass, and tempered glass
US11384011B2 (en) 2014-07-17 2022-07-12 Corning Incorporated Glass sheet and system and method for making glass sheet

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8773848B2 (en) 2012-01-25 2014-07-08 Apple Inc. Fused glass device housings
CN114230195A (en) 2020-09-09 2022-03-25 Ａｇｃ株式会社 Chemically strengthened glass with film and method for measuring surface stress of chemically strengthened glass

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6190025A (en) * 1984-10-11 1986-05-08 Toshiba Glass Co Ltd Surface stress measuring instrument
CN103443603A (en) * 2011-03-18 2013-12-11 旭硝子株式会社 Device for measuring surface stress of glass and method for measuring surface stress of glass
JP2016535854A (en) * 2013-08-29 2016-11-17 コーニング インコーポレイテッド Prism coupling system and method for characterizing curved parts
TWI658261B (en) * 2013-08-29 2019-05-01 康寧公司 Prism-coupling systems and methods for characterizing curved parts
JP2019194613A (en) * 2013-08-29 2019-11-07 コーニング インコーポレイテッド Prism coupling system and method for characterizing curved component
TWI746944B (en) * 2013-08-29 2021-11-21 美商康寧公司 Prism-coupling systems and methods for characterizing curved parts
US11079280B2 (en) 2013-10-30 2021-08-03 Corning Incorporated Apparatus and methods for measuring mode spectra for ion-exchanged glasses having steep index region
US11384011B2 (en) 2014-07-17 2022-07-12 Corning Incorporated Glass sheet and system and method for making glass sheet
JP2016142600A (en) * 2015-01-30 2016-08-08 有限会社折原製作所 Surface stress measurement method and surface stress measurement device
US11703500B2 (en) 2015-06-04 2023-07-18 Corning Incorporated Methods of characterizing ion-exchanged chemically strengthened glasses containing lithium
US11402366B2 (en) 2015-06-04 2022-08-02 Corning Incorporated Methods of characterizing ion-exchanged chemically strengthened glasses containing lithium
JP2020115154A (en) * 2015-06-04 2020-07-30 コーニング インコーポレイテッド Method for featuring lithium-containing glass chemical-reinforced by ion exchange
JP2018527282A (en) * 2015-09-17 2018-09-20 コーニング インコーポレイテッド Method for characterizing lithium-containing glasses chemically strengthened by ion exchange
JP2021107319A (en) * 2015-09-17 2021-07-29 コーニング インコーポレイテッド Method for characterizing ion-exchanged chemically strengthened glasses containing lithium
US11561199B2 (en) 2015-09-17 2023-01-24 Corning Incorporated Methods of characterizing ion-exchanged chemically strengthened glasses containing lithium
US10859452B2 (en) 2015-12-28 2020-12-08 Orihara Industrial Co., Ltd. Surface refractive index measurement method and surface stress measurement method using the same
DE102017004035A1 (en) 2016-04-27 2017-11-02 Asahi Glass Company, Limited Hardened glass plate
US11274981B2 (en) 2016-09-26 2022-03-15 Orihara Industrial Co., Ltd. Stress measurement device for strengthened glass, stress measuring method for strengthened glass, manufacturing method of strengthened glass, and strengthened glass
KR20190059903A (en) 2016-09-26 2019-05-31 오리하라 인더스트리얼 컴퍼니 리미티드 Stress measurement apparatus of tempered glass, method of measuring stress of tempered glass, method of manufacturing tempered glass, tempered glass
KR20200121810A (en) 2018-02-26 2020-10-26 에이지씨 가부시키가이샤 Tempered glass evaluation device, tempered glass evaluation method, tempered glass manufacturing method, tempered glass
CN111521311A (en) * 2020-04-03 2020-08-11 洛阳兰迪玻璃机器股份有限公司 Stress online detection method and online detection system for toughened glass
KR20220027761A (en) 2020-08-27 2022-03-08 에이지씨 가부시키가이샤 Stress measuring device for tempered glass, stress measuring method for tempered glass, and tempered glass

Also Published As

Publication number Publication date
JPS5937451B2 (en) 1984-09-10

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