FR2501668B1 - Procede et dispositif pour introduire un courant d'un fluide dans un tube tournant - Google Patents
Procede et dispositif pour introduire un courant d'un fluide dans un tube tournantInfo
- Publication number
- FR2501668B1 FR2501668B1 FR8203713A FR8203713A FR2501668B1 FR 2501668 B1 FR2501668 B1 FR 2501668B1 FR 8203713 A FR8203713 A FR 8203713A FR 8203713 A FR8203713 A FR 8203713A FR 2501668 B1 FR2501668 B1 FR 2501668B1
- Authority
- FR
- France
- Prior art keywords
- introducing
- fluid
- current
- rotating tube
- tube
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/045—Tools or apparatus specially adapted for re-forming tubes or rods in general, e.g. glass lathes, chucks
-
- 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
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0808—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
- F16L27/0812—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings
- F16L27/0816—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings having radial sealing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/242,775 US4347069A (en) | 1981-03-11 | 1981-03-11 | Method of supplying fluid to a rotating tube |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2501668A1 FR2501668A1 (fr) | 1982-09-17 |
FR2501668B1 true FR2501668B1 (fr) | 1985-12-27 |
Family
ID=22916138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8203713A Expired FR2501668B1 (fr) | 1981-03-11 | 1982-03-05 | Procede et dispositif pour introduire un courant d'un fluide dans un tube tournant |
Country Status (7)
Country | Link |
---|---|
US (1) | US4347069A (fr) |
JP (2) | JPS57160931A (fr) |
CA (1) | CA1166285A (fr) |
DE (1) | DE3208824A1 (fr) |
FR (1) | FR2501668B1 (fr) |
GB (1) | GB2094291B (fr) |
NL (1) | NL190113C (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2504230A1 (fr) * | 1981-04-21 | 1982-10-22 | Lignes Telegraph Telephon | Dispositif d'etancheite tournant et dispositif de fabrication de fibres optiques comportant un tel dispositif d'etancheite |
US4389231A (en) * | 1981-06-01 | 1983-06-21 | Western Electric Company, Inc. | Method for supplying fluid to a rotating tube |
US4501442A (en) * | 1981-06-01 | 1985-02-26 | At&T Technologies, Inc. | Apparatus for supplying fluid to a rotating tube |
US4526599A (en) * | 1981-08-28 | 1985-07-02 | At&T Bell Laboratories | Optical fiber fabrication process |
US4516787A (en) * | 1982-11-10 | 1985-05-14 | At&T Technologies, Inc. | Lightguide preform chuck |
US5246734A (en) * | 1986-05-05 | 1993-09-21 | Dow Corning Corporation | Amorphous silicon hermetic coatings for optical wave guides |
US4778500A (en) * | 1987-08-11 | 1988-10-18 | Research Foundation Of The City University Of New York | Laser initiated chain reactions for producing a sintered product |
FI83762C (fi) * | 1989-10-05 | 1991-08-26 | Nokia Kaapeli Oy | Skarvstycke vid framstaellning av ett aemne foer en optisk fiber. |
US5417399A (en) * | 1991-06-19 | 1995-05-23 | Sumitomo Electric Industries, Ltd. | Apparatus for supporting article in heating furnace |
FR2776997B1 (fr) * | 1998-04-06 | 2000-05-12 | Alsthom Cge Alcatel | Dispositif de fabrication d'une preforme de fibre optique comprenant une bague pour pieger et diffuser un rayonnement lumineux |
US6210487B1 (en) * | 1999-08-26 | 2001-04-03 | Lucent Technologies Inc. | Disposable seal system with integral buffer |
US6430967B1 (en) * | 1999-10-26 | 2002-08-13 | Fitel Usa Corp. | Pressure monitoring system using disposable seals |
US7305308B2 (en) * | 2003-07-01 | 2007-12-04 | Northwestern University | Gas flow method for detection of preform defects based on transient pressure measurement |
US20070096403A1 (en) * | 2006-03-06 | 2007-05-03 | Sterlite Optical Technologies Ltd | Apparatus and method for fabricating optical fiber preform. |
NL2014519B1 (en) * | 2015-03-25 | 2017-01-25 | Draka Comteq Bv | A rotary feed-through for mounting a rotating substrate tube in a lathe, a CVD lathe and a corresponding method using the CVD lathe. |
JP2017065967A (ja) * | 2015-09-30 | 2017-04-06 | 株式会社フジクラ | ガラスの製造方法および光ファイバ母材の製造方法 |
EP3584023A4 (fr) * | 2017-02-15 | 2020-12-09 | Furukawa Electric Co., Ltd. | Tour horizontal |
US11420893B2 (en) * | 2017-11-30 | 2022-08-23 | Corning Incorporated | Systems and methods for minimizing SHR from piercing during pharmaceutical part converting using a gas flow |
US11186513B2 (en) | 2017-11-30 | 2021-11-30 | Corning Incorporated | Systems and methods for minimizing SHR from pharmaceutical part converting using negative pressure evacuation |
US10968133B2 (en) | 2017-11-30 | 2021-04-06 | Corning Incorporated | Methods for minimizing SHR in glass articles by producing a gas flow during pharmaceutical part converting |
US11339079B2 (en) | 2017-11-30 | 2022-05-24 | Corning Incorporated | Systems and methods for minimizing SHR from pharmaceutical part converting using pulsed ejection |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1840127A (en) * | 1928-03-27 | 1932-01-05 | Westinghouse Electric & Mfg Co | Sealing gland for rotatable shafts |
US3057646A (en) * | 1959-12-23 | 1962-10-09 | Brumagim Ivan Stanley | Rotary seal with cooling means |
US3272516A (en) * | 1963-12-31 | 1966-09-13 | Westinghouse Electric Corp | Pressurized seals for the shafts of fans |
US3889983A (en) * | 1974-04-15 | 1975-06-17 | Duff Norton Co | Rotary fluid joint |
US4140505A (en) * | 1976-07-12 | 1979-02-20 | International Standard Electric Corporation | Method of manufacturing a limited mode optical fiber |
GB1529756A (en) * | 1976-03-18 | 1978-10-25 | Standard Telephones Cables Ltd | Rotary gas seal |
US4203743A (en) * | 1976-09-20 | 1980-05-20 | Hitachi, Ltd. | Method of producing optical fiber |
JPS5590433A (en) * | 1978-12-28 | 1980-07-09 | Fujitsu Ltd | Preparation of optical fiber |
DE2907731A1 (de) * | 1979-02-28 | 1980-09-04 | Siemens Ag | Verfahren zur herstellung eines glasfaser-lichtwellenleiters |
US4317667A (en) * | 1981-01-05 | 1982-03-02 | Western Electric Co., Inc. | Method and apparatus for fabricating lightguide preforms |
-
1981
- 1981-03-11 US US06/242,775 patent/US4347069A/en not_active Expired - Lifetime
-
1982
- 1982-03-05 FR FR8203713A patent/FR2501668B1/fr not_active Expired
- 1982-03-08 CA CA000397800A patent/CA1166285A/fr not_active Expired
- 1982-03-09 GB GB8206925A patent/GB2094291B/en not_active Expired
- 1982-03-10 NL NLAANVRAGE8200999,A patent/NL190113C/xx not_active IP Right Cessation
- 1982-03-11 DE DE19823208824 patent/DE3208824A1/de active Granted
- 1982-03-11 JP JP57037327A patent/JPS57160931A/ja active Granted
-
1990
- 1990-11-21 JP JP2314498A patent/JPH03215326A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH03215326A (ja) | 1991-09-20 |
GB2094291A (en) | 1982-09-15 |
DE3208824C2 (fr) | 1991-05-29 |
FR2501668A1 (fr) | 1982-09-17 |
NL190113B (nl) | 1993-06-01 |
CA1166285A (fr) | 1984-04-24 |
NL8200999A (nl) | 1982-10-01 |
JPH0366262B2 (fr) | 1991-10-16 |
JPS57160931A (en) | 1982-10-04 |
NL190113C (nl) | 1993-11-01 |
JPH0411493B2 (fr) | 1992-02-28 |
DE3208824A1 (de) | 1982-11-04 |
GB2094291B (en) | 1984-09-26 |
US4347069A (en) | 1982-08-31 |
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