JP6002666B2 - 光ファイバの決定論的劈開 - Google Patents
光ファイバの決定論的劈開 Download PDFInfo
- Publication number
- JP6002666B2 JP6002666B2 JP2013518590A JP2013518590A JP6002666B2 JP 6002666 B2 JP6002666 B2 JP 6002666B2 JP 2013518590 A JP2013518590 A JP 2013518590A JP 2013518590 A JP2013518590 A JP 2013518590A JP 6002666 B2 JP6002666 B2 JP 6002666B2
- Authority
- JP
- Japan
- Prior art keywords
- crack
- fiber
- axial force
- crack growth
- optical fiber
- 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
Links
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
- G02B6/24—Coupling light guides
- G02B6/25—Preparing the ends of light guides for coupling, e.g. cutting
-
- 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
- G02B6/24—Coupling light guides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T225/00—Severing by tearing or breaking
- Y10T225/10—Methods
- Y10T225/12—With preliminary weakening
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T225/00—Severing by tearing or breaking
- Y10T225/30—Breaking or tearing apparatus
- Y10T225/307—Combined with preliminary weakener or with nonbreaking cutter
- Y10T225/321—Preliminary weakener
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T225/00—Severing by tearing or breaking
- Y10T225/30—Breaking or tearing apparatus
- Y10T225/307—Combined with preliminary weakener or with nonbreaking cutter
- Y10T225/321—Preliminary weakener
- Y10T225/325—With means to apply moment of force to weakened work
Description
変数:
KI=応力拡大係数
σ=加えられる応力
a=クラック深さ
ao=最初のクラック深さ
α=乗率
F=加えられる引張力
A=ファイバの破断されない領域
ro=(クラッド表面からの)ファイバの半径
v=クラック成長速度
t=時間
C=近似パラメータ
n=近似パラメータ(疲労定数)
尚、乗率αについては、A.Y.T. Leung and R.K.L. Su, “Two-Level Finite Element Study of Axisymmetric Cracks,” International Journal of Fracture, 89, 193-203 (1998)を参照のこと。
基本方程式:
12 クラック
F 引張力
Claims (16)
- 光ファイバを劈開する方法であって、
光ファイバの表面に最初のクラックを設ける工程、
前記最初のクラックからのクラックの成長を開始させるための最初の力を加える工程、および
クラックの成長を開始させた後、前記光ファイバを劈開するためにクラックの成長を伝搬させるために、前記光ファイバに時間的に変化する軸方向の力を加える工程であって、前記軸方向の力が、時間とともに減少するように加えられる工程、
を含む方法。 - 前記軸方向の力が、単調に減少するように加えられる、請求項1記載の方法。
- 前記軸方向の力が、時間とともに減少する率で減少するように加えられる、請求項1記載の方法。
- 前記軸方向の力が、クラックの成長とともに減少するように加えられる、請求項2記載の方法。
- 前記軸方向の力が、クラックの成長とともに徐々に減少する率で減少するように加えられる、請求項4記載の方法。
- 前記軸方向の力が、10−6〜10−4m/秒の範囲のクラック成長速度を生じるよう加えられる、請求項5記載の方法。
- 前記軸方向の力が減少する際に前記ファイバのクラックの応力拡大係数が略一定に維持されるよう、前記軸方向の力が加えられる、請求項1記載の方法。
- 前記ファイバのクラックの応力拡大係数が0.750MPa・m0.5〜0.35MPa・m0.5の範囲となるよう、前記軸方向の力が加えられる、請求項1記載の方法。
- 前記軸方向の力が、研磨を必要としない光学品質を有する劈開された端面を得るための合理的な速度での安定したクラック成長を生じるよう加えられる、請求項1記載の方法。
- 前記光学品質を有する劈開された端面の公称平面に対する最大のばらつきが100nm未満であり、最高最低差で表面粗さが5nm未満である、請求項9記載の方法。
- 前記最初のクラックが、前記光ファイバの円周方向にある、請求項1記載の方法。
- 前記最初のクラックが、該最初のクラックを越える表面下のクラックを生じずに設けられる、請求項1記載の方法。
- 前記軸方向の力が張力として加えられる、請求項1記載の方法。
- 光ファイバを劈開する方法であって、
光ファイバの表面に最初のクラックを設ける工程、
クラックの成長を開始させるための最初の力を加える工程、および
劈開された端面を得るために安定したクラック成長を生じるよう、前記光ファイバに軸方向の力を加える工程であって、前記軸方向の力が、時間とともに減少するように加えられる工程、
を含む方法。 - 前記軸方向の力が、クラックの成長とともに減少するように加えられる、請求項14記載の方法。
- 前記クラックの成長が、前記端面が研磨を必要としない光学品質を有するものとなるような速度で生じる、請求項14記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35932710P | 2010-06-28 | 2010-06-28 | |
US61/359,327 | 2010-06-28 | ||
PCT/US2011/042256 WO2012006127A1 (en) | 2010-06-28 | 2011-06-28 | Deterministic cleave of optical fiber |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013530429A JP2013530429A (ja) | 2013-07-25 |
JP6002666B2 true JP6002666B2 (ja) | 2016-10-05 |
Family
ID=44630004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013518590A Expired - Fee Related JP6002666B2 (ja) | 2010-06-28 | 2011-06-28 | 光ファイバの決定論的劈開 |
Country Status (11)
Country | Link |
---|---|
US (1) | US8740029B2 (ja) |
EP (1) | EP2585865A1 (ja) |
JP (1) | JP6002666B2 (ja) |
KR (1) | KR101817818B1 (ja) |
CN (1) | CN103119488B (ja) |
AU (1) | AU2011276506B2 (ja) |
BR (1) | BR112012033683A2 (ja) |
CA (1) | CA2803892A1 (ja) |
MX (1) | MX2013000095A (ja) |
RU (1) | RU2589524C2 (ja) |
WO (1) | WO2012006127A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006520786A (ja) | 2003-03-14 | 2006-09-14 | シネクサス, インコーポレイテッド | 徐放性治療剤の洞送達 |
CN101189016B (zh) | 2005-04-04 | 2013-03-27 | 因特尔赛克特耳鼻喉公司 | 治疗鼻窦病症的装置 |
DK2231065T3 (da) | 2007-12-18 | 2021-02-01 | Intersect Ent Inc | Selvekspanderende anordninger |
US8763222B2 (en) | 2008-08-01 | 2014-07-01 | Intersect Ent, Inc. | Methods and devices for crimping self-expanding devices |
AU2010248992B2 (en) | 2009-05-15 | 2014-11-27 | Intersect Ent, Inc. | Expandable devices and methods therefor |
KR20150058360A (ko) | 2012-09-18 | 2015-05-28 | 나노프리시젼 프로덕츠 인코포레이션 | 광학 섬유 스크라이빙 공구 |
TWI624984B (zh) | 2012-10-26 | 2018-05-21 | 日立化成股份有限公司 | 鋰離子二次電池用負極材料、鋰離子二次電池用負極及鋰離子二次電池 |
EP3636227A1 (en) | 2013-03-14 | 2020-04-15 | Intersect ENT, Inc. | Systems and devices for treating a sinus condition |
US10605990B2 (en) * | 2014-09-17 | 2020-03-31 | Cudoquanta Florida, Inc. | Tensioning device having a flexure mechanism for applying axial tension to cleave an optical fiber and method |
JP2017538153A (ja) * | 2014-11-12 | 2017-12-21 | ナノプレシジョン プロダクツ インコーポレイテッドNanoprecision Products, Inc. | コネクタ付き光ファイバをレーザ研磨する方法、および、この方法によって形成されたコネクタ付き光ファイバ |
WO2019053217A1 (en) * | 2017-09-15 | 2019-03-21 | CommScope Connectivity Belgium BVBA | THERMAL TREATMENT OF A FIBER TO IMPROVE CUTTING |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL178246C (nl) * | 1976-11-01 | 1986-02-17 | Philips Nv | Werkwijze voor het breken van glazen optische vezels. |
JPS54128885A (en) | 1978-03-29 | 1979-10-05 | Nippon Telegr & Teleph Corp <Ntt> | Cutting method of light transmitting glass fibers |
GB1594007A (en) | 1978-05-08 | 1981-07-30 | Gen Electric | Methods and apparatus for preparing the ends of optical fibres for forming fibre couplings |
CA1166217A (en) | 1981-07-10 | 1984-04-24 | Helmut H. Lukas | Method and apparatus for breaking an optical fiber |
US4552290A (en) * | 1983-01-31 | 1985-11-12 | Thomas & Betts Corporation | Method and apparatus for cleaving optical fibers |
US4502620A (en) * | 1983-08-19 | 1985-03-05 | Trw Inc. | Method and means for severing an optical fiber |
CA1303338C (en) * | 1987-09-11 | 1992-06-16 | Helmut H. Lukas | Optical fiber stripping and breaking apparatus |
JPH02238406A (ja) * | 1989-03-11 | 1990-09-20 | Sumitomo Electric Ind Ltd | 光ファイバの切断方法 |
US5108021A (en) * | 1990-08-31 | 1992-04-28 | Ensign-Bickford Optics Company | Cleaving tool for optical fibers |
JPH0755741A (ja) * | 1993-08-20 | 1995-03-03 | Fuji Xerox Co Ltd | 脆性材料のクラック進行速度を測定する方法 |
US5460311A (en) * | 1993-11-12 | 1995-10-24 | Litecom, Inc. | Optical fiber cleaving tool |
DE29504071U1 (de) * | 1994-03-15 | 1995-07-20 | Minnesota Mining & Mfg | Vorrichtung zum Trennen optischer Fasern |
WO1996033430A1 (en) * | 1995-04-20 | 1996-10-24 | Oxford Fiber Optic Tools Limited | Improvements in and relating to fiber optic cleaving |
US5812718A (en) * | 1996-03-27 | 1998-09-22 | Minnesota Mining And Manufacturing Company | Method for connecting optical fibers and the interconnection |
JPH10274715A (ja) * | 1997-03-31 | 1998-10-13 | Hakusan Seisakusho:Kk | 引張り応力による光ファイバ切断方法 |
US5813902A (en) * | 1997-04-14 | 1998-09-29 | Minnesota Mining And Manufacturing Company | Optical fiber end-face preparation and connector assembly |
GB9711133D0 (en) * | 1997-05-30 | 1997-07-23 | Murgatroyd I J | Device for cleaving angled ends onto optical fibers |
JPH11240730A (ja) * | 1998-02-27 | 1999-09-07 | Nec Kansai Ltd | 脆性材料の割断方法 |
US6962279B1 (en) * | 2000-10-18 | 2005-11-08 | Ge Medical Systems Global Technology Company, Llc | Apparatus and method for glass separation for flat panel displays |
JP4065749B2 (ja) * | 2001-10-23 | 2008-03-26 | 株式会社フジクラ | 光ファイバ切断機およびこれを用いた光ファイバ切断方法 |
US7428365B1 (en) * | 2007-03-29 | 2008-09-23 | Corning Cable Systems Llc | Retention and rotation clamp assembly for use with an angled optical fiber cleaver |
US8096712B2 (en) | 2007-10-23 | 2012-01-17 | At&T Intellectual Property Ii, L.P. | Fiber optic splice |
-
2011
- 2011-06-28 AU AU2011276506A patent/AU2011276506B2/en not_active Ceased
- 2011-06-28 JP JP2013518590A patent/JP6002666B2/ja not_active Expired - Fee Related
- 2011-06-28 MX MX2013000095A patent/MX2013000095A/es active IP Right Grant
- 2011-06-28 RU RU2013103587/28A patent/RU2589524C2/ru not_active IP Right Cessation
- 2011-06-28 BR BR112012033683A patent/BR112012033683A2/pt not_active IP Right Cessation
- 2011-06-28 CN CN201180041554.0A patent/CN103119488B/zh not_active Expired - Fee Related
- 2011-06-28 WO PCT/US2011/042256 patent/WO2012006127A1/en active Application Filing
- 2011-06-28 US US13/171,435 patent/US8740029B2/en active Active
- 2011-06-28 KR KR1020137002137A patent/KR101817818B1/ko active IP Right Grant
- 2011-06-28 EP EP11741713.9A patent/EP2585865A1/en not_active Withdrawn
- 2011-06-28 CA CA 2803892 patent/CA2803892A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN103119488A (zh) | 2013-05-22 |
AU2011276506A1 (en) | 2013-01-24 |
CA2803892A1 (en) | 2012-01-12 |
AU2011276506B2 (en) | 2015-05-21 |
BR112012033683A2 (pt) | 2016-12-06 |
KR101817818B1 (ko) | 2018-02-21 |
WO2012006127A1 (en) | 2012-01-12 |
JP2013530429A (ja) | 2013-07-25 |
RU2589524C2 (ru) | 2016-07-10 |
MX2013000095A (es) | 2013-08-08 |
CN103119488B (zh) | 2015-11-25 |
RU2013103587A (ru) | 2014-08-10 |
US8740029B2 (en) | 2014-06-03 |
EP2585865A1 (en) | 2013-05-01 |
US20120000956A1 (en) | 2012-01-05 |
KR20130029105A (ko) | 2013-03-21 |
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