DE69012397D1 - Beständigkeitsprüfung von optischen Fasern mittels spiralförmiger Biegung. - Google Patents

Beständigkeitsprüfung von optischen Fasern mittels spiralförmiger Biegung.

Info

Publication number
DE69012397D1
DE69012397D1 DE69012397T DE69012397T DE69012397D1 DE 69012397 D1 DE69012397 D1 DE 69012397D1 DE 69012397 T DE69012397 T DE 69012397T DE 69012397 T DE69012397 T DE 69012397T DE 69012397 D1 DE69012397 D1 DE 69012397D1
Authority
DE
Germany
Prior art keywords
optical fibers
resistance test
spiral bending
spiral
bending
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.)
Expired - Fee Related
Application number
DE69012397T
Other languages
English (en)
Other versions
DE69012397T2 (de
Inventor
Ronald B Chesler
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.)
Raytheon Co
Original Assignee
Hughes Aircraft 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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE69012397D1 publication Critical patent/DE69012397D1/de
Publication of DE69012397T2 publication Critical patent/DE69012397T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/088—Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Light Guides In General And Applications Therefor (AREA)
DE69012397T 1989-04-18 1990-04-04 Beständigkeitsprüfung von optischen Fasern mittels spiralförmiger Biegung. Expired - Fee Related DE69012397T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/339,845 US4957364A (en) 1989-04-18 1989-04-18 Helical bend proof testing of optical fibers

Publications (2)

Publication Number Publication Date
DE69012397D1 true DE69012397D1 (de) 1994-10-20
DE69012397T2 DE69012397T2 (de) 1995-02-16

Family

ID=23330872

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012397T Expired - Fee Related DE69012397T2 (de) 1989-04-18 1990-04-04 Beständigkeitsprüfung von optischen Fasern mittels spiralförmiger Biegung.

Country Status (7)

Country Link
US (1) US4957364A (de)
EP (1) EP0393878B1 (de)
JP (1) JPH02296129A (de)
CA (1) CA2011671C (de)
DE (1) DE69012397T2 (de)
IL (1) IL93703A0 (de)
NO (1) NO901502L (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039218A (en) * 1990-03-28 1991-08-13 Hughes Aircraft Company Testing of optical fiber by introducing multiple simulated peel location bends
DE4329182A1 (de) * 1993-08-30 1995-03-02 Siemens Ag Verfahren und Einrichtung zur Prüfung der Eigenschaften einer Spleißstelle eines Lichtwellenleiters
WO2005116712A1 (en) * 2004-05-24 2005-12-08 Prysmian Cavi E Sistemi Energia S.R.L. Process and apparatus for manufacturing an optical cable
JP4690021B2 (ja) * 2004-11-30 2011-06-01 株式会社コーセー 毛髪試料の力学的特性の測定方法
US7461564B2 (en) * 2006-10-04 2008-12-09 Corning Incorporated Method and apparatus for proof testing a sheet of brittle material
DK2235498T3 (da) * 2007-12-14 2013-03-11 Prysmian Spa Fremgangsmåde til vurdering af optiske fibre under fremstillingen heraf
US8673163B2 (en) 2008-06-27 2014-03-18 Apple Inc. Method for fabricating thin sheets of glass
US7810355B2 (en) 2008-06-30 2010-10-12 Apple Inc. Full perimeter chemical strengthening of substrates
CN102388003B (zh) * 2009-03-02 2014-11-19 苹果公司 用于强化用于便携式电子设备的玻璃盖的技术
US9778685B2 (en) 2011-05-04 2017-10-03 Apple Inc. Housing for portable electronic device with reduced border region
US9213451B2 (en) 2010-06-04 2015-12-15 Apple Inc. Thin glass for touch panel sensors and methods therefor
US8923693B2 (en) 2010-07-30 2014-12-30 Apple Inc. Electronic device having selectively strengthened cover glass
US10189743B2 (en) 2010-08-18 2019-01-29 Apple Inc. Enhanced strengthening of glass
US8873028B2 (en) 2010-08-26 2014-10-28 Apple Inc. Non-destructive stress profile determination in chemically tempered glass
US8824140B2 (en) 2010-09-17 2014-09-02 Apple Inc. Glass enclosure
US9725359B2 (en) 2011-03-16 2017-08-08 Apple Inc. Electronic device having selectively strengthened glass
US10781135B2 (en) 2011-03-16 2020-09-22 Apple Inc. Strengthening variable thickness glass
US9128666B2 (en) 2011-05-04 2015-09-08 Apple Inc. Housing for portable electronic device with reduced border region
US9944554B2 (en) 2011-09-15 2018-04-17 Apple Inc. Perforated mother sheet for partial edge chemical strengthening and method therefor
US9516149B2 (en) 2011-09-29 2016-12-06 Apple Inc. Multi-layer transparent structures for electronic device housings
US10144669B2 (en) 2011-11-21 2018-12-04 Apple Inc. Self-optimizing chemical strengthening bath for glass
US10133156B2 (en) 2012-01-10 2018-11-20 Apple Inc. Fused opaque and clear glass for camera or display window
US8684613B2 (en) 2012-01-10 2014-04-01 Apple Inc. Integrated camera window
US8773848B2 (en) 2012-01-25 2014-07-08 Apple Inc. Fused glass device housings
US9946302B2 (en) 2012-09-19 2018-04-17 Apple Inc. Exposed glass article with inner recessed area for portable electronic device housing
US9459661B2 (en) 2013-06-19 2016-10-04 Apple Inc. Camouflaged openings in electronic device housings
US9886062B2 (en) 2014-02-28 2018-02-06 Apple Inc. Exposed glass article with enhanced stiffness for portable electronic device housing
CN104913907A (zh) * 2015-05-29 2015-09-16 成都亨通光通信有限公司 一种光纤弯曲扰动装置
JP7247104B2 (ja) * 2017-12-15 2023-03-28 古河電気工業株式会社 光ファイバ心線のスクリーニング方法及び装置、並びに光ファイバ心線の製造方法
CN113375904B (zh) * 2021-05-25 2022-09-16 杭州富通通信技术股份有限公司 一种光纤质检筛选设备、系统及质检筛选方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58142241A (ja) * 1982-02-19 1983-08-24 Furukawa Electric Co Ltd:The 光フアイバのスクリ−ニング方法とその装置
JPS58208638A (ja) * 1982-05-28 1983-12-05 Hitachi Cable Ltd 光フアイバのプル−フテスト方法
JPS58223734A (ja) * 1982-06-23 1983-12-26 Furukawa Electric Co Ltd:The 光フアイバのスクリ−ニング方法
JPS59114437A (ja) * 1982-12-20 1984-07-02 Fujikura Ltd 脆性線条体のスクリーニング装置
JPS61260139A (ja) * 1985-05-15 1986-11-18 Mitsubishi Cable Ind Ltd イメ−ジガイド屈曲試験機
SU1357713A1 (ru) * 1986-07-24 1987-12-07 Войсковая Часть 25840 Устройство дл измерени диаметра световода

Also Published As

Publication number Publication date
EP0393878A2 (de) 1990-10-24
IL93703A0 (en) 1990-12-23
CA2011671A1 (en) 1990-10-18
JPH02296129A (ja) 1990-12-06
DE69012397T2 (de) 1995-02-16
NO901502L (no) 1990-10-19
EP0393878A3 (de) 1992-06-10
CA2011671C (en) 1994-07-12
NO901502D0 (no) 1990-04-03
EP0393878B1 (de) 1994-09-14
US4957364A (en) 1990-09-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee