HK166395A - Method for monitoring fiber tension - Google Patents
Method for monitoring fiber tensionInfo
- Publication number
- HK166395A HK166395A HK166395A HK166395A HK166395A HK 166395 A HK166395 A HK 166395A HK 166395 A HK166395 A HK 166395A HK 166395 A HK166395 A HK 166395A HK 166395 A HK166395 A HK 166395A
- Authority
- HK
- Hong Kong
- Prior art keywords
- frequency
- fiber
- component
- doubled
- motion
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/07—Controlling or regulating
-
- 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
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/37—Testing of optical devices, constituted by fibre optics or optical waveguides in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/0253—Controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/042—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands by measuring vibrational characteristics of the flexible member
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/40—Monitoring or regulating the draw tension or draw rate
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/60—Optical fibre draw furnaces
- C03B2205/72—Controlling or measuring the draw furnace temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Optics & Photonics (AREA)
- Analytical Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Looms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/593,204 US5079433A (en) | 1990-10-05 | 1990-10-05 | Method for monitoring fiber tension by measuring fiber vibration frequency |
Publications (1)
Publication Number | Publication Date |
---|---|
HK166395A true HK166395A (en) | 1995-11-03 |
Family
ID=24373822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK166395A HK166395A (en) | 1990-10-05 | 1995-10-26 | Method for monitoring fiber tension |
Country Status (13)
Country | Link |
---|---|
US (1) | US5079433A (uk) |
EP (1) | EP0479120B1 (uk) |
JP (1) | JP3109612B2 (uk) |
KR (1) | KR100207308B1 (uk) |
CN (1) | CN1031597C (uk) |
AT (1) | ATE124787T1 (uk) |
AU (1) | AU637006B2 (uk) |
BR (1) | BR9104295A (uk) |
CA (1) | CA2052460C (uk) |
DE (1) | DE69111011T2 (uk) |
HK (1) | HK166395A (uk) |
MX (1) | MX9101409A (uk) |
UA (1) | UA26191A (uk) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5228893A (en) * | 1991-11-27 | 1993-07-20 | At&T Bell Laboratories | Optical fiber tension monitoring technique |
US5233200A (en) * | 1991-12-23 | 1993-08-03 | At&T Bell Laboratories | Method and apparatus for contactless monitoring of tension in a moving fiber |
FI89537C (fi) * | 1992-01-09 | 1993-10-11 | Soundek Oy | Maetanordning foer maetning av dragspaenningen av en optisk fiber eller motsvarande traod |
CA2105412C (en) * | 1992-09-03 | 1997-07-22 | Herbert H. Espy | Repulping paper and paperboard |
US5314517A (en) * | 1992-12-31 | 1994-05-24 | Corning Incorporated | Method controlling the draw rate in the drawing of a glass feedstock |
JP3348453B2 (ja) * | 1993-02-15 | 2002-11-20 | 住友電気工業株式会社 | 光ファイバの異常点検出方法及び装置 |
WO1996001984A1 (en) * | 1994-07-11 | 1996-01-25 | Hes Optical Fibres (Uk) Limited | Method and apparatus for measuring tension in a moving strand |
FR2725783B1 (fr) * | 1994-10-17 | 1997-01-03 | Alcatel Fibres Optiques | Procede de detection de l'alignement et du centrage d'au moins une filiere le long et autour d'un fil tendu entre deux points fixes |
JPH08327477A (ja) * | 1995-06-05 | 1996-12-13 | Mitsubishi Electric Corp | ベルト張力測定装置 |
DE19536960A1 (de) * | 1995-10-04 | 1996-03-21 | Heraeus Quarzglas | Verfahren und Vorrichtung zum Herstellen eines Bauteils aus Glas durch Ziehen aus einem Rohling |
US5710432A (en) | 1996-01-18 | 1998-01-20 | Alcatel Na Cable Systems, Inc. | Non-contact tension measurement of moving fiber using traveling wave time-of-flight analysis |
US5615012A (en) * | 1996-03-04 | 1997-03-25 | Motorola, Inc. | Method for detecting obstructed nozzles |
GB2312748A (en) * | 1996-04-30 | 1997-11-05 | Pirelli General Plc | Monitoring tension in a longitudinally moving elongate element |
DE19629169C1 (de) * | 1996-07-19 | 1997-12-11 | Heraeus Quarzglas | Verfahren und Vorrichtung zur Herstellung eines zylinderförmigen Bauteils aus Glas |
US6002472A (en) * | 1997-03-18 | 1999-12-14 | The Furukawa Electric Co., Ltd. | Method of measuring optical fiber drawing tension |
FR2761774A1 (fr) * | 1997-04-07 | 1998-10-09 | Yves Michnik | Systeme de controle de tension sans contact par observation de la vibration |
EP1655271A3 (en) * | 1997-06-19 | 2006-06-07 | Shin-Etsu Chemical Company, Ltd. | Method and apparatus for drawing a class ingot |
WO2000000859A1 (en) * | 1998-06-29 | 2000-01-06 | Syracuse University | Method of fabricating a cylindrical optical fiber containing an optically active film |
US6072930A (en) * | 1998-11-04 | 2000-06-06 | Syracuse University | Method of fabricating a cylindrical optical fiber containing a particulate optically active film |
US6354113B2 (en) * | 1999-01-20 | 2002-03-12 | Alcatel | Fiber optic draw furnace featuring a fiber optic preform heating and fiber drawing programmable logic controller |
US6769276B1 (en) * | 2000-07-31 | 2004-08-03 | Avaya Technology Corp. | Internal adjustable mold apparatus for shaping the end of a fiber preform tube |
WO2002068924A1 (fr) * | 2001-02-28 | 2002-09-06 | The Furukawa Electric Co., Ltd. | Procede permettant de mesurer la force de traction d'une fibre optique |
WO2003066537A1 (en) * | 2001-12-19 | 2003-08-14 | Pirelli & C. S.P.A. | Process for determining the drawing tension in the manufacturing of an optical fibre |
EP1456140B1 (en) * | 2001-12-21 | 2013-11-06 | Prysmian S.p.A. | Process for manufacturing a micro-structured optical fibre |
US20030188555A1 (en) * | 2002-04-05 | 2003-10-09 | Henning Michael Richard | Fused bi-conical coupler pulling technique |
AU2004299837B2 (en) * | 2003-12-12 | 2010-09-23 | Jy Capital Investment Llc | A pre-burning, dry process methodology and systems for enhancing solid fuel properties |
US8585788B2 (en) * | 2006-03-31 | 2013-11-19 | Coaltek, Inc. | Methods and systems for processing solid fuel |
US8585786B2 (en) * | 2006-03-31 | 2013-11-19 | Coaltek, Inc. | Methods and systems for briquetting solid fuel |
CN101776498B (zh) * | 2010-02-11 | 2011-11-30 | 中国科学院化学研究所 | 测量纤维张力的装置 |
US8322166B2 (en) | 2010-11-22 | 2012-12-04 | Corning Incorporated | Method of manufacturing optical fiber with selected draw tension |
US9481599B2 (en) | 2010-12-21 | 2016-11-01 | Corning Incorporated | Method of making a multimode optical fiber |
CN102230833B (zh) * | 2011-04-22 | 2013-03-13 | 华北水利水电学院 | 基于频率法的吊杆张力测定方法 |
DE102011116806A1 (de) * | 2011-10-25 | 2013-04-25 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung eines zylinderförmigen Bauteils aus Glas durch Elongieren |
JP5797851B2 (ja) | 2011-11-15 | 2015-10-21 | コーニング インコーポレイテッド | 選択された線引き張力で光ファイバを製造する方法 |
US9618692B2 (en) | 2014-07-10 | 2017-04-11 | Corning Incorporated | High chlorine content low attenuation optical fiber |
WO2016060646A1 (en) * | 2014-10-14 | 2016-04-21 | Heraeus Tenevo Llc | Apparatus and method for preform or tube drawing based on its viscosity |
WO2016168042A1 (en) | 2015-04-15 | 2016-10-20 | Corning Incorporated | Low loss optical fibers with fluorine and chlorine codoped core regions |
US20170097465A1 (en) | 2015-06-30 | 2017-04-06 | Corning Incorporated | Optical fiber with large effective area and low bending loss |
BR112018012829A2 (pt) | 2015-12-22 | 2019-02-12 | Corning Incorporated | fibra óptica de vidro de sílica dopada com bromo e método para produzi-la |
JP6965283B2 (ja) * | 2016-06-07 | 2021-11-10 | コーニング インコーポレイテッド | ガラス母材からガラス管を形成するための方法および装置 |
JP2020528863A (ja) * | 2017-07-25 | 2020-10-01 | メイド イン スペース インコーポレイティッド | 光ファイバを製造するためのシステムおよび方法 |
US10571628B2 (en) | 2017-11-20 | 2020-02-25 | Corning Incorporated | Low loss optical fiber with core codoped with two or more halogens |
US11067744B2 (en) | 2017-11-30 | 2021-07-20 | Corning Incorporated | Low bend loss optical fiber with step index core |
US10564349B2 (en) | 2017-11-30 | 2020-02-18 | Corning Incorporated | Low bend loss optical fiber with graded index core |
US10775558B2 (en) | 2018-02-05 | 2020-09-15 | Corning Incorporated | Low loss wide bandwidth optical fiber |
WO2020236445A1 (en) | 2019-05-17 | 2020-11-26 | Corning Incorporated | Methods of manufacturing an optical fiber using axial tension control to reduce axial variations in optical properties |
CN110631752A (zh) * | 2019-09-25 | 2019-12-31 | 烽火通信科技股份有限公司 | 一种光缆绞合扎纱张力在线监测装置及方法 |
NL2024130B1 (en) | 2019-10-16 | 2021-07-19 | Corning Inc | Optical fibers having core regions with reduced alpha profiles |
EP3809173A1 (en) | 2019-10-16 | 2021-04-21 | Corning Incorporated | Optical fibers having core regions with reduced alpha profiles |
CN112094050A (zh) * | 2020-09-14 | 2020-12-18 | 江苏南方光纤科技有限公司 | 光纤预制棒棒尾拉丝控制***及方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2464925A1 (fr) * | 1979-09-06 | 1981-03-20 | Thomson Csf | Procede de controle du tirage d'une fibre optique a partir d'une preforme de verre et systeme de mise en oeuvre d'un tel procede |
US4343637A (en) * | 1980-08-15 | 1982-08-10 | Owens-Corning Fiberglas Corporation | Method and apparatus for monitoring the diameter of fibers |
JPS6182128A (ja) * | 1984-09-28 | 1986-04-25 | Dainichi Nippon Cables Ltd | 光フアイバの線引張力測定方法 |
JPH0692919B2 (ja) * | 1985-05-14 | 1994-11-16 | 株式会社日立製作所 | 張力測定器 |
US4692615A (en) * | 1985-12-09 | 1987-09-08 | Corning Glass Works | Apparatus and method for monitoring tension in a moving fiber by Fourier transform analysis |
-
1990
- 1990-10-05 US US07/593,204 patent/US5079433A/en not_active Expired - Lifetime
-
1991
- 1991-09-26 AT AT91116406T patent/ATE124787T1/de active
- 1991-09-26 DE DE69111011T patent/DE69111011T2/de not_active Expired - Fee Related
- 1991-09-26 EP EP91116406A patent/EP0479120B1/en not_active Expired - Lifetime
- 1991-09-30 CA CA002052460A patent/CA2052460C/en not_active Expired - Fee Related
- 1991-10-01 AU AU84868/91A patent/AU637006B2/en not_active Ceased
- 1991-10-02 MX MX9101409A patent/MX9101409A/es not_active IP Right Cessation
- 1991-10-03 JP JP03282025A patent/JP3109612B2/ja not_active Expired - Fee Related
- 1991-10-04 UA UA5001909A patent/UA26191A/uk unknown
- 1991-10-04 BR BR919104295A patent/BR9104295A/pt not_active IP Right Cessation
- 1991-10-05 CN CN91109550A patent/CN1031597C/zh not_active Expired - Fee Related
- 1991-10-05 KR KR1019910017487A patent/KR100207308B1/ko not_active IP Right Cessation
-
1995
- 1995-10-26 HK HK166395A patent/HK166395A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0479120A3 (en) | 1993-02-24 |
CA2052460A1 (en) | 1992-04-06 |
EP0479120B1 (en) | 1995-07-05 |
EP0479120A2 (en) | 1992-04-08 |
UA26191A (uk) | 1999-07-19 |
JPH04283637A (ja) | 1992-10-08 |
DE69111011T2 (de) | 1996-03-21 |
MX9101409A (es) | 1992-06-05 |
KR100207308B1 (ko) | 1999-07-15 |
AU8486891A (en) | 1992-04-09 |
AU637006B2 (en) | 1993-05-13 |
DE69111011D1 (de) | 1995-08-10 |
BR9104295A (pt) | 1992-06-02 |
ATE124787T1 (de) | 1995-07-15 |
CN1031597C (zh) | 1996-04-17 |
US5079433A (en) | 1992-01-07 |
CN1060715A (zh) | 1992-04-29 |
KR920007940A (ko) | 1992-05-27 |
CA2052460C (en) | 2003-03-25 |
JP3109612B2 (ja) | 2000-11-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0479120A3 (en) | Method for monitoring fiber tension | |
DE3479449D1 (en) | Method and apparatus for connecting an optical fibre to an integrated optics component comprising a waveguide | |
FR2544874B1 (fr) | Procede de fabrication d'un cable a fibres optiques, et dispositif de mise en oeuvre de ce procede | |
FR2312041A1 (fr) | Dispositif de liaison pour des cables a fibres optiques, et procede pour la fabrication d'un tel dispositif | |
CA2098903A1 (en) | Optical Fiber Functional Device | |
IT8921963A0 (it) | Procedimento e dispositivo per il rilevamento del moto di nastri di fibre tessili, per esempio nastri di carda | |
EP0226396A3 (en) | Apparatus and method for monitoring fiber tension | |
FR2748015B1 (fr) | Appareil et procede de fabrication d'une fibre optique revetue de metal | |
FR2626163B1 (fr) | Dispositif de guidage pour une fibre laser | |
NO922391D0 (no) | Fremgangsmaate og apparatur for fremstilling av fibre | |
FR2547661B1 (fr) | Procede et dispositif de raccordement d'une fibre optique avec un detecteur photosensible et le procede de mise en oeuvre | |
EP0466059A3 (en) | Method and apparatus for drawing an optical fibre from a solid preform | |
FR2671409B1 (fr) | Microsoudeuse pour fibres optiques et procede de soudage a l'aide de cette microsoudeuse. | |
FR2628730B1 (fr) | Dispositif de fabrication de preformes pour fibres optiques | |
FR2706633B1 (fr) | Dispositif optique comportant une fibre optique amorce et procédé pour sa fabrication. | |
EP0444610A3 (en) | Uptapered single-mode optical fiber package for optoelectronic components | |
FI945372A (fi) | Menetelmä ja laite optisen kuidun valmistamiseksi | |
FR2592724B1 (fr) | Dispositif de focalisation d'un faisceau de lumiere et machine a souder les fibres optiques utilisant ce dispositif | |
FR2651888B1 (fr) | Procede et appareil pour caracteriser et mesurer la qualite de rubans et de meches de fibres textiles. | |
EP0468412A3 (en) | Apparatus and method for inspecting optical fibers | |
FR2351064A1 (fr) | Procede et equipement d'elaboration de preformes pour fibres optiques | |
DE3478251D1 (en) | Method of aligning an optical fibre | |
FR2693804B1 (fr) | Procédé et dispositif de clivage d'une fibre optique. | |
GB9106787D0 (en) | Optical fibre point and distributed measurement apparatus and method | |
DE69116944D1 (de) | Verfahren und Vorrichtung zum Abtasten |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |