KR100654011B1 - 비드가 표면에 부착된 공기압 포설용 광섬유 유닛 - Google Patents
비드가 표면에 부착된 공기압 포설용 광섬유 유닛 Download PDFInfo
- Publication number
- KR100654011B1 KR100654011B1 KR1020040103192A KR20040103192A KR100654011B1 KR 100654011 B1 KR100654011 B1 KR 100654011B1 KR 1020040103192 A KR1020040103192 A KR 1020040103192A KR 20040103192 A KR20040103192 A KR 20040103192A KR 100654011 B1 KR100654011 B1 KR 100654011B1
- Authority
- KR
- South Korea
- Prior art keywords
- optical fiber
- fiber unit
- outer layer
- beads
- present
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 88
- 239000011324 bead Substances 0.000 title claims abstract description 53
- 238000009434 installation Methods 0.000 claims abstract description 17
- 239000002952 polymeric resin Substances 0.000 claims abstract description 10
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 20
- 239000007787 solid Substances 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 55
- 239000012530 fluid Substances 0.000 description 10
- 239000002245 particle Substances 0.000 description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 8
- 238000007664 blowing Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 5
- 239000011247 coating layer Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- ATMLPEJAVWINOF-UHFFFAOYSA-N acrylic acid acrylic acid Chemical compound OC(=O)C=C.OC(=O)C=C ATMLPEJAVWINOF-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/4438—Means specially adapted for strengthening or protecting the cables for facilitating insertion by fluid drag in ducts or capillaries
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/10—Forming beads
- C03B19/1005—Forming solid beads
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/104—Coating to obtain optical fibres
- C03C25/1065—Multiple coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
- G02B6/52—Underground or underwater installation; Installation through tubing, conduits or ducts using fluid, e.g. air
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
Claims (6)
- 하나 이상의 광섬유;상기 광섬유를 둘러싸며 고분자 수지로 이루어진 버퍼층;상기 버퍼층을 둘러싸며 고분자 수지로 이루어진 외부층;및상기 외부층의 표면으로부터 40㎛~120㎛의 평균 돌출 높이로 부착된 90㎛~120㎛인 평균 직경을 갖는 비드;를 포함하는 것을 특징으로 하는 공기압 포설용 광섬유 유닛.
- 제 1항에 있어서,상기 비드는 속이 찬 솔리드 비드인 것을 특징으로 하는 공기압 포설용 광섬유 유닛.
- 삭제
- 제 1항에 있어서,상기 비드의 형상은 실질적으로 구형인 것을 특징으로 하는 공기압 포설용 광섬유 유닛.
- 제 1항에 있어서,상기 외부층의 두께는 50㎛-80㎛ 인 것을 특징으로 하는 공기압 포설용 광섬유 유닛.
- 제 1항에 있어서,상기 외부층의 영스 모듈러스(Young's modulus)가 30kgf/㎟~100kgf/㎟인 것을 특징으로 하는 공기압 포설용 광섬유 유닛.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040103192A KR100654011B1 (ko) | 2004-12-08 | 2004-12-08 | 비드가 표면에 부착된 공기압 포설용 광섬유 유닛 |
PCT/KR2005/002075 WO2006062280A1 (en) | 2004-12-08 | 2005-06-30 | Air blown optical fiber unit having bead attached on the surface |
US11/720,994 US7706651B2 (en) | 2004-12-08 | 2005-06-30 | Air blown optical fiber unit having bead attached on the surface |
GB0710896A GB2434653B (en) | 2004-12-08 | 2007-06-07 | Air blown optical fiber unit having bead attached on the surface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040103192A KR100654011B1 (ko) | 2004-12-08 | 2004-12-08 | 비드가 표면에 부착된 공기압 포설용 광섬유 유닛 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060064368A KR20060064368A (ko) | 2006-06-13 |
KR100654011B1 true KR100654011B1 (ko) | 2006-12-04 |
Family
ID=36578078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040103192A KR100654011B1 (ko) | 2004-12-08 | 2004-12-08 | 비드가 표면에 부착된 공기압 포설용 광섬유 유닛 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7706651B2 (ko) |
KR (1) | KR100654011B1 (ko) |
GB (1) | GB2434653B (ko) |
WO (1) | WO2006062280A1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8408520B2 (en) | 2010-04-26 | 2013-04-02 | Southwire Company | Apparatus for pushing conductors into conduit and other structures |
WO2018048408A1 (en) | 2016-09-08 | 2018-03-15 | Halliburton Energy Services, Inc. | Excess optical fiber deployment control |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8911959D0 (en) * | 1988-05-28 | 1989-07-12 | Ici Plc | Coated optical fibres |
US4964694A (en) * | 1988-07-26 | 1990-10-23 | Fujikura Ltd. | Optical fiber and apparatus for producing same |
JP2836285B2 (ja) * | 1991-04-19 | 1998-12-14 | 住友電気工業株式会社 | 被覆光ファイバ |
RO113909B1 (ro) | 1991-07-01 | 1998-11-30 | British Telecomm | Ansamblu de fibre optice si procedeu de fabricare a acestuia |
US5555355A (en) * | 1993-09-14 | 1996-09-10 | International Business Machines Corporation | System and method for clamping variable values without using branch instructions |
GB2282897B (en) * | 1993-10-01 | 1996-10-23 | Pirelli General Plc | Optical fibre assembly with coating having projecting particulate material for blown installation |
US20040042743A1 (en) * | 2002-09-03 | 2004-03-04 | Kariofilis Konstadinidis | Optical fiber cables for microduct installations |
KR100602292B1 (ko) | 2004-09-01 | 2006-07-14 | 엘에스전선 주식회사 | 공기압 포설용 광섬유 유닛 |
-
2004
- 2004-12-08 KR KR1020040103192A patent/KR100654011B1/ko active IP Right Grant
-
2005
- 2005-06-30 WO PCT/KR2005/002075 patent/WO2006062280A1/en active Application Filing
- 2005-06-30 US US11/720,994 patent/US7706651B2/en active Active
-
2007
- 2007-06-07 GB GB0710896A patent/GB2434653B/en active Active
Also Published As
Publication number | Publication date |
---|---|
GB2434653A (en) | 2007-08-01 |
KR20060064368A (ko) | 2006-06-13 |
GB0710896D0 (en) | 2007-07-18 |
WO2006062280A1 (en) | 2006-06-15 |
US20090202209A1 (en) | 2009-08-13 |
US7706651B2 (en) | 2010-04-27 |
GB2434653B (en) | 2010-03-03 |
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