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FR2858370B1 - Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur - Google Patents

Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur

Info

Publication number
FR2858370B1
FR2858370B1 FR0309452A FR0309452A FR2858370B1 FR 2858370 B1 FR2858370 B1 FR 2858370B1 FR 0309452 A FR0309452 A FR 0309452A FR 0309452 A FR0309452 A FR 0309452A FR 2858370 B1 FR2858370 B1 FR 2858370B1
Authority
FR
France
Prior art keywords
allegee
turboreactor
aubes
inter
platform
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
FR0309452A
Other languages
English (en)
Other versions
FR2858370A1 (fr
Inventor
Michele Jacqueline Queriault
Claude Robet Louis 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
SNECMA Moteurs SA
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 SNECMA Moteurs SA filed Critical SNECMA Moteurs SA
Priority to FR0309452A priority Critical patent/FR2858370B1/fr
Priority to US10/893,272 priority patent/US7163375B2/en
Priority to DE602004004700T priority patent/DE602004004700T2/de
Priority to CA2475145A priority patent/CA2475145C/fr
Priority to ES04291888T priority patent/ES2277662T3/es
Priority to EP04291888A priority patent/EP1503040B1/fr
Priority to JP2004221231A priority patent/JP4216782B2/ja
Priority to UA20040706363A priority patent/UA77742C2/uk
Priority to RU2004123584/06A priority patent/RU2343292C2/ru
Publication of FR2858370A1 publication Critical patent/FR2858370A1/fr
Application granted granted Critical
Publication of FR2858370B1 publication Critical patent/FR2858370B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0309452A 2003-07-31 2003-07-31 Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur Expired - Fee Related FR2858370B1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR0309452A FR2858370B1 (fr) 2003-07-31 2003-07-31 Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur
US10/893,272 US7163375B2 (en) 2003-07-31 2004-07-19 Lightened interblade platform for a turbojet blade support disc
CA2475145A CA2475145C (fr) 2003-07-31 2004-07-23 Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur
ES04291888T ES2277662T3 (es) 2003-07-31 2004-07-23 Plataforma interalabes aligerada para un disco de soporte de alabes de turborreactor.
DE602004004700T DE602004004700T2 (de) 2003-07-31 2004-07-23 Leichte Zwischenschaufelplattform für eine Schaufelstützscheibe eines Turbotriebwerkes
EP04291888A EP1503040B1 (fr) 2003-07-31 2004-07-23 Plate-forme inter-aubes allégée, pour un disque de support d'aubes de turboréacteur
JP2004221231A JP4216782B2 (ja) 2003-07-31 2004-07-29 ターボジェットエンジンの羽根のサポートディスク用の軽量化羽根間プラットフォーム
UA20040706363A UA77742C2 (uk) 2003-07-31 2004-07-30 Міжлопатна площадка для опорного диска лопаток вентилятора турбореактивного двигуна і опорний диск лопаток
RU2004123584/06A RU2343292C2 (ru) 2003-07-31 2004-07-30 Облегченная междулопаточная площадка для опорного диска лопаток вентилятора турбореактивного двигателя и опорный диск лопаток

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0309452A FR2858370B1 (fr) 2003-07-31 2003-07-31 Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur

Publications (2)

Publication Number Publication Date
FR2858370A1 FR2858370A1 (fr) 2005-02-04
FR2858370B1 true FR2858370B1 (fr) 2005-09-30

Family

ID=33523037

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0309452A Expired - Fee Related FR2858370B1 (fr) 2003-07-31 2003-07-31 Plate-forme inter-aubes allegee, pour un disque de support d'aubes de turboreacteur

Country Status (9)

Country Link
US (1) US7163375B2 (fr)
EP (1) EP1503040B1 (fr)
JP (1) JP4216782B2 (fr)
CA (1) CA2475145C (fr)
DE (1) DE602004004700T2 (fr)
ES (1) ES2277662T3 (fr)
FR (1) FR2858370B1 (fr)
RU (1) RU2343292C2 (fr)
UA (1) UA77742C2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2913734B1 (fr) * 2007-03-16 2009-05-01 Snecma Sa Soufflante de turbomachine
FR2926613B1 (fr) * 2008-01-23 2010-03-26 Snecma Disque de soufflante de turbomachine
FR2933887B1 (fr) * 2008-07-18 2010-09-17 Snecma Procede de reparation ou de reprise d'un disque de turbomachine et disque de turbomachine repare ou repris
US8939727B2 (en) 2011-09-08 2015-01-27 Siemens Energy, Inc. Turbine blade and non-integral platform with pin attachment
WO2014088673A2 (fr) * 2012-09-20 2014-06-12 United Technologies Corporation Dispositifs de fixation de plateforme d'élément d'espacement de ventilateur de turbine à gaz
US9759226B2 (en) * 2013-02-15 2017-09-12 United Technologies Corporation Low profile fan platform attachment
US10584592B2 (en) * 2015-11-23 2020-03-10 United Technologies Corporation Platform for an airfoil having bowed sidewalls
US10458425B2 (en) 2016-06-02 2019-10-29 General Electric Company Conical load spreader for composite bolted joint
FR3089548B1 (fr) * 2018-12-07 2021-03-19 Safran Aircraft Engines Soufflante comprenant une plateforme inter-aubes fixee a l’amont par une virole
FR3097904B1 (fr) * 2019-06-26 2021-06-11 Safran Aircraft Engines Plateforme inter-aube avec caisson sacrificiel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455537A (en) * 1967-09-27 1969-07-15 Continental Aviat & Eng Corp Air-cooled turbine rotor self-sustaining shroud plate
US4621979A (en) * 1979-11-30 1986-11-11 United Technologies Corporation Fan rotor blades of turbofan engines
US5277548A (en) * 1991-12-31 1994-01-11 United Technologies Corporation Non-integral rotor blade platform
GB9405473D0 (en) * 1994-03-19 1994-05-04 Rolls Royce Plc A gas turbine engine fan blade assembly
US6447250B1 (en) * 2000-11-27 2002-09-10 General Electric Company Non-integral fan platform

Also Published As

Publication number Publication date
FR2858370A1 (fr) 2005-02-04
US20050276692A1 (en) 2005-12-15
JP2005054785A (ja) 2005-03-03
RU2343292C2 (ru) 2009-01-10
RU2004123584A (ru) 2006-01-27
DE602004004700D1 (de) 2007-03-29
EP1503040B1 (fr) 2007-02-14
DE602004004700T2 (de) 2007-11-22
ES2277662T3 (es) 2007-07-16
EP1503040A1 (fr) 2005-02-02
CA2475145A1 (fr) 2005-01-31
UA77742C2 (uk) 2007-01-15
JP4216782B2 (ja) 2009-01-28
US7163375B2 (en) 2007-01-16
CA2475145C (fr) 2012-08-28

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Legal Events

Date Code Title Description
CL Concession to grant licences
CD Change of name or company name
ST Notification of lapse

Effective date: 20090331