IL93703A0 - Helical bend proof testing of optical fibers - Google Patents
Helical bend proof testing of optical fibersInfo
- Publication number
- IL93703A0 IL93703A0 IL93703A IL9370390A IL93703A0 IL 93703 A0 IL93703 A0 IL 93703A0 IL 93703 A IL93703 A IL 93703A IL 9370390 A IL9370390 A IL 9370390A IL 93703 A0 IL93703 A0 IL 93703A0
- Authority
- IL
- Israel
- Prior art keywords
- optical fibers
- proof testing
- helical bend
- helical
- bend
- Prior art date
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)
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 (1)
Publication Number | Publication Date |
---|---|
IL93703A0 true IL93703A0 (en) | 1990-12-23 |
Family
ID=23330872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL93703A IL93703A0 (en) | 1989-04-18 | 1990-03-11 | Helical bend proof testing of optical fibers |
Country Status (7)
Country | Link |
---|---|
US (1) | US4957364A (xx) |
EP (1) | EP0393878B1 (xx) |
JP (1) | JPH02296129A (xx) |
CA (1) | CA2011671C (xx) |
DE (1) | DE69012397T2 (xx) |
IL (1) | IL93703A0 (xx) |
NO (1) | NO901502L (xx) |
Families Citing this family (30)
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 |
US20080193090A1 (en) * | 2004-05-24 | 2008-08-14 | Kevin Riddett | 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 |
WO2009076998A1 (en) * | 2007-12-14 | 2009-06-25 | Prysmian S.P.A. | Method of evaluation of optical fibers during manufacturing thereof |
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 |
WO2010101961A2 (en) | 2009-03-02 | 2010-09-10 | Apple Inc. | Techniques for strengthening glass covers for portable electronic devices |
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 |
US10781135B2 (en) | 2011-03-16 | 2020-09-22 | Apple Inc. | Strengthening variable thickness glass |
US9725359B2 (en) | 2011-03-16 | 2017-08-08 | Apple Inc. | Electronic device having selectively strengthened 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 |
US8684613B2 (en) | 2012-01-10 | 2014-04-01 | Apple Inc. | Integrated camera window |
US10133156B2 (en) | 2012-01-10 | 2018-11-20 | Apple Inc. | Fused opaque and clear glass for camera or display 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 |
WO2019117288A1 (ja) | 2017-12-15 | 2019-06-20 | 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)
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 |
-
1989
- 1989-04-18 US US07/339,845 patent/US4957364A/en not_active Expired - Lifetime
-
1990
- 1990-03-07 CA CA002011671A patent/CA2011671C/en not_active Expired - Fee Related
- 1990-03-11 IL IL93703A patent/IL93703A0/xx not_active IP Right Cessation
- 1990-04-03 NO NO90901502A patent/NO901502L/no unknown
- 1990-04-04 EP EP90303629A patent/EP0393878B1/en not_active Expired - Lifetime
- 1990-04-04 DE DE69012397T patent/DE69012397T2/de not_active Expired - Fee Related
- 1990-04-18 JP JP2100539A patent/JPH02296129A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4957364A (en) | 1990-09-18 |
DE69012397T2 (de) | 1995-02-16 |
NO901502L (no) | 1990-10-19 |
CA2011671C (en) | 1994-07-12 |
JPH02296129A (ja) | 1990-12-06 |
EP0393878A3 (en) | 1992-06-10 |
NO901502D0 (no) | 1990-04-03 |
DE69012397D1 (de) | 1994-10-20 |
EP0393878B1 (en) | 1994-09-14 |
CA2011671A1 (en) | 1990-10-18 |
EP0393878A2 (en) | 1990-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RH | Patent void |