DE69509019T2 - Dichtungselement für die ungesteuerten Klappen einer verstellbaren Convergent-Divergent-Schubdüse für ein Turbostrahltriebwerk - Google Patents

Dichtungselement für die ungesteuerten Klappen einer verstellbaren Convergent-Divergent-Schubdüse für ein Turbostrahltriebwerk

Info

Publication number
DE69509019T2
DE69509019T2 DE69509019T DE69509019T DE69509019T2 DE 69509019 T2 DE69509019 T2 DE 69509019T2 DE 69509019 T DE69509019 T DE 69509019T DE 69509019 T DE69509019 T DE 69509019T DE 69509019 T2 DE69509019 T2 DE 69509019T2
Authority
DE
Germany
Prior art keywords
uncontrolled
flaps
sealing element
jet engine
divergent nozzle
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
Application number
DE69509019T
Other languages
English (en)
Other versions
DE69509019D1 (de
Inventor
Guy Lapergue
Claude Lejars
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE69509019D1 publication Critical patent/DE69509019D1/de
Publication of DE69509019T2 publication Critical patent/DE69509019T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/06—Varying effective area of jet pipe or nozzle
    • F02K1/12—Varying effective area of jet pipe or nozzle by means of pivoted flaps
    • F02K1/1223—Varying effective area of jet pipe or nozzle by means of pivoted flaps of two series of flaps, the upstream series having its flaps hinged at their upstream ends on a fixed structure and the downstream series having its flaps hinged at their upstream ends on the downstream ends of the flaps of the upstream series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/78—Other construction of jet pipes
    • F02K1/80—Couplings or connections
    • F02K1/805—Sealing devices therefor, e.g. for movable parts of jet pipes or nozzle flaps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/323—Arrangement of components according to their shape convergent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/324—Arrangement of components according to their shape divergent

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Nozzles (AREA)
  • Supercharger (AREA)
DE69509019T 1994-08-18 1995-08-09 Dichtungselement für die ungesteuerten Klappen einer verstellbaren Convergent-Divergent-Schubdüse für ein Turbostrahltriebwerk Expired - Fee Related DE69509019T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9410103A FR2723764B1 (fr) 1994-08-18 1994-08-18 Etancheite entre volets suiveurs divergents et convergents d'une tuyere d'ejection de turboreacteur

Publications (2)

Publication Number Publication Date
DE69509019D1 DE69509019D1 (de) 1999-05-20
DE69509019T2 true DE69509019T2 (de) 1999-10-07

Family

ID=9466364

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69509019T Expired - Fee Related DE69509019T2 (de) 1994-08-18 1995-08-09 Dichtungselement für die ungesteuerten Klappen einer verstellbaren Convergent-Divergent-Schubdüse für ein Turbostrahltriebwerk

Country Status (4)

Country Link
US (1) US5676312A (de)
EP (1) EP0697514B1 (de)
DE (1) DE69509019T2 (de)
FR (1) FR2723764B1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2385643B (en) * 2002-02-20 2005-05-18 Cross Mfg Company Improvements relating to a fluid seal
FR2860046B1 (fr) * 2003-09-19 2005-12-02 Snecma Moteurs Volet chaud commande de tuyere axisymetrique de turboreacteur
US7096661B2 (en) * 2004-03-26 2006-08-29 United Technologies Corporation Axial divergent section slot nozzle
FR2873757B1 (fr) 2004-07-28 2006-09-29 Snecma Moteurs Sa Tuyere convergente de turboreacteur
US7617685B2 (en) * 2006-09-29 2009-11-17 United Technologies Corporation Quick change fastener system for attaching liner bracket to convergent flap and seal in turbine nozzle
US8919777B2 (en) * 2007-11-27 2014-12-30 Angel Playing Cards Co., Ltd. Shuffled playing cards and manufacturing method thereof
US8459936B2 (en) 2007-11-30 2013-06-11 United Technologies Corporation Flexible seal for gas turbine engine system
US9228533B2 (en) 2007-11-30 2016-01-05 United Technologies Corporation Flexible seal for gas turbine engine system
US8997497B2 (en) 2010-10-29 2015-04-07 United Technologies Corporation Gas turbine engine with variable area fan nozzle
US11719191B2 (en) 2021-06-21 2023-08-08 General Electric Company Skirted leaf seal apparatus
US11674447B2 (en) * 2021-06-29 2023-06-13 General Electric Company Skirted seal apparatus
US11703014B2 (en) 2021-06-29 2023-07-18 General Electric Company Flexurally actuated self-sealing plunger apparatus
CN113530705A (zh) * 2021-08-18 2021-10-22 中国航发贵阳发动机设计研究所 一种航空发动机可调喷管外调节片收放限位装置
US11692510B2 (en) 2021-08-20 2023-07-04 General Electric Company Plunger seal assembly and sealing method
US11655722B1 (en) 2022-01-19 2023-05-23 General Electric Company Seal assembly and sealing method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB858579A (en) * 1957-01-17 1961-01-11 Havilland Engine Co Ltd Adjustable propulsion nozzles
US2989845A (en) * 1957-12-02 1961-06-27 Curtiss Wright Corp Converging-diverging nozzle construction
US2984068A (en) * 1958-06-30 1961-05-16 Orenda Engines Ltd Propulsive nozzle system for reaction propulsion units
FR2030532A5 (de) * 1969-07-03 1970-11-13 Snecma
FR2227433B1 (de) 1973-04-27 1975-08-22 Snecma
FR2277239A2 (fr) * 1974-07-04 1976-01-30 Snecma Dispositif de commande de volets de tuyere d'ejection
US3972475A (en) * 1975-07-31 1976-08-03 United Technologies Corporation Nozzle construction providing for thermal growth
US4073441A (en) 1976-10-04 1978-02-14 General Electric Company Gas turbine engine nozzle apparatus including a nozzle flap slot seal
US4176792A (en) * 1977-07-11 1979-12-04 General Electric Company Variable area exhaust nozzle
US4196856A (en) * 1977-11-25 1980-04-08 The Boeing Company Variable geometry convergent divergent exhaust nozzle
US4878618A (en) * 1988-12-08 1989-11-07 United Technologies Corporation Wear resistant, self-damping clamp assembly
US5295645A (en) * 1992-04-13 1994-03-22 Rozmus Walter J Aircraft variable geometry nozzle
US5215256A (en) * 1992-07-16 1993-06-01 Barcza W Kevin Flap hinge arrangement for a convergent/divergent nozzle
US5269467A (en) * 1992-08-03 1993-12-14 General Electric Company Vectoring exhaust nozzle seal and flap retaining apparatus
US5232158A (en) * 1992-08-11 1993-08-03 United Technologies Corporation Convergent/divergent nozzle with seal centering
US5285637A (en) * 1992-11-02 1994-02-15 United Technologies Corporation Seal centering and restraining device for an axisymmetric convergent/divergent nozzle

Also Published As

Publication number Publication date
EP0697514B1 (de) 1999-04-14
US5676312A (en) 1997-10-14
EP0697514A1 (de) 1996-02-21
FR2723764B1 (fr) 1996-12-20
FR2723764A1 (fr) 1996-02-23
DE69509019D1 (de) 1999-05-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SNECMA MOTEURS, PARIS, FR

8339 Ceased/non-payment of the annual fee