FR2639402B1 - Disque ailete de rotor de turbomachine - Google Patents

Disque ailete de rotor de turbomachine

Info

Publication number: FR2639402B1
Authority: FR; France
Prior art keywords: rotor wing; turbomachine rotor; wing disc; disc; turbomachine
Prior art date: 1988-11-23
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 - Lifetime

Application number

FR8815234A

Other languages

English (en)

Other versions

FR2639402A1 (fr

Inventor

Francois Marie Paul Marlin

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 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.)

1988-11-23

Filing date

1988-11-23

Publication date

1990-12-28

1988-11-23 Application filed by SNECMA SAS filed Critical SNECMA SAS

1988-11-23 Priority to FR8815234A priority Critical patent/FR2639402B1/fr

1989-11-22 Priority to EP89403217A priority patent/EP0370899B1/fr

1989-11-22 Priority to DE8989403217T priority patent/DE68900646D1/de

1989-11-24 Priority to US07/441,045 priority patent/US5049035A/en

1990-05-25 Publication of FR2639402A1 publication Critical patent/FR2639402A1/fr

1990-12-28 Application granted granted Critical

1990-12-28 Publication of FR2639402B1 publication Critical patent/FR2639402B1/fr

2008-11-23 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

FR8815234A 1988-11-23 1988-11-23 Disque ailete de rotor de turbomachine Expired - Lifetime FR2639402B1 (fr)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
FR8815234A FR2639402B1 (fr)	1988-11-23	1988-11-23	Disque ailete de rotor de turbomachine
EP89403217A EP0370899B1 (fr)	1988-11-23	1989-11-22	Disque aileté de rotor de turbomachine
DE8989403217T DE68900646D1 (de)	1988-11-23	1989-11-22	Schaufelplatte einer turbine.
US07/441,045 US5049035A (en)	1988-11-23	1989-11-24	Bladed disc for a turbomachine rotor

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8815234A FR2639402B1 (fr)	1988-11-23	1988-11-23	Disque ailete de rotor de turbomachine

Publications (2)

Publication Number	Publication Date
FR2639402A1 FR2639402A1 (fr)	1990-05-25
FR2639402B1 true FR2639402B1 (fr)	1990-12-28

Family

ID=9372135

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8815234A Expired - Lifetime FR2639402B1 (fr)	1988-11-23	1988-11-23	Disque ailete de rotor de turbomachine

Country Status (4)

Country	Link
US (1)	US5049035A (fr)
EP (1)	EP0370899B1 (fr)
DE (1)	DE68900646D1 (fr)
FR (1)	FR2639402B1 (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2669686B1 (fr) *	1990-11-28	1994-09-02	Snecma	Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine.
US5151013A (en) *	1990-12-27	1992-09-29	United Technologies Corporation	Blade lock for a rotor disk and rotor blade assembly
FR2679296B1 (fr) *	1991-07-17	1993-10-15	Snecma	Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine.
US5277548A (en) *	1991-12-31	1994-01-11	United Technologies Corporation	Non-integral rotor blade platform
GB9208409D0 (en) *	1992-04-16	1992-06-03	Rolls Royce Plc	Rotors for gas turbine engines
GB9209895D0 (en) *	1992-05-07	1992-06-24	Rolls Royce Plc	Rotors for gas turbine engines
US5232346A (en) *	1992-08-11	1993-08-03	General Electric Company	Rotor assembly and platform spacer therefor
US5281096A (en) *	1992-09-10	1994-01-25	General Electric Company	Fan assembly having lightweight platforms
FR2706528B1 (fr) *	1993-06-10	1995-09-01	Snecma	Plate-forme séparée inter-aube de disque ailette de rotor de turbomachine.
US6217283B1 (en) *	1999-04-20	2001-04-17	General Electric Company	Composite fan platform
US6435820B1 (en) *	1999-08-25	2002-08-20	General Electric Company	Shroud assembly having C-clip retainer
US6447250B1 (en) *	2000-11-27	2002-09-10	General Electric Company	Non-integral fan platform
US6520742B1 (en) *	2000-11-27	2003-02-18	General Electric Company	Circular arc multi-bore fan disk
GB0614640D0 (en) *	2006-07-22	2006-08-30	Rolls Royce Plc	An annulus filler seal
US8568102B2 (en) *	2009-02-18	2013-10-29	Pratt & Whitney Canada Corp.	Fan blade anti-fretting insert
US8616849B2 (en) *	2009-02-18	2013-12-31	Pratt & Whitney Canada Corp.	Fan blade platform
FR2960589B1 (fr) *	2010-05-28	2014-05-02	Snecma	Roue a aubes pour une turbomachine, telle qu'un turboreacteur ou un turbopropulseur d'avion
FR2963383B1 (fr) *	2010-07-27	2016-09-09	Snecma	Aube de turbomachine, rotor, turbine basse pression et turbomachine equipes d'une telle aube
FR2965843B1 (fr) *	2010-10-06	2012-11-09	Snecma	Rotor pour turbomachine
FR2973434A1 (fr) *	2011-03-30	2012-10-05	Snecma	Distributeur de turbine en cmc adapte au support d'un carter interne de turbine metallique par un contact radial
FR2974864B1 (fr) *	2011-05-04	2016-05-27	Snecma	Rotor de turbomachine avec moyen de retenue axiale des aubes
FR2974863B1 (fr) *	2011-05-06	2015-10-23	Snecma	Disque de soufflante de turbomachine
US8777576B2 (en) *	2011-08-22	2014-07-15	General Electric Company	Metallic fan blade platform
FR2982635B1 (fr) *	2011-11-15	2013-11-15	Snecma	Roue a aubes pour une turbomachine
US9845699B2 (en) *	2013-03-15	2017-12-19	Gkn Aerospace Services Structures Corp.	Fan spacer having unitary over molded feature
EP2971552B1 (fr) *	2013-03-15	2020-09-23	United Technologies Corporation	Plateforme de ventilateur composite moulée par injection
FR3010442B1 (fr) *	2013-09-09	2015-10-09	Snecma	Disque aubage monobloc a contraintes reduites en pied d'aube, de preference pour soufflante de turbomachine d'aeronef
FR3022944B1 (fr)	2014-06-26	2020-02-14	Safran Aircraft Engines	Ensemble rotatif pour turbomachine
US10024234B2 (en) *	2014-09-08	2018-07-17	Rolls-Royce Deutschland Ltd & Co Kg	Panels of a fan of a gas turbine
FR3035678B1 (fr) *	2015-04-29	2017-05-12	Snecma	Aube munie de plateformes possedant une jambe de retenue
FR3038653B1 (fr) *	2015-07-08	2017-08-04	Snecma	Assemblage d'une plateforme rapportee d'aube de soufflante sur un disque de soufflante
US9976426B2 (en) *	2015-07-21	2018-05-22	United Technologies Corporation	Fan platform with stiffening feature
US10215046B2 (en) *	2015-11-23	2019-02-26	United Technologies Corporation	Airfoil platform having dual pin apertures and a vertical stiffener
US10584592B2 (en) *	2015-11-23	2020-03-10	United Technologies Corporation	Platform for an airfoil having bowed sidewalls
FR3073907B1 (fr) *	2017-11-17	2020-12-11	Safran Aircraft Engines	Organe de retention pour plateforme de turbomachine
US12012857B2 (en) *	2022-10-14	2024-06-18	Rtx Corporation	Platform for an airfoil of a gas turbine engine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2873088A (en) *	1953-05-21	1959-02-10	Gen Electric	Lightweight rotor construction
BE540433A (fr) *	1954-08-12
BE562857A (fr) *	1956-11-30
US3294364A (en) *	1962-01-02	1966-12-27	Gen Electric	Rotor assembly
GB1093568A (en) *	1965-11-23	1967-12-06	Rolls Royce	Improvements in or relating to bladed rotors such as compressor rotors
GB1232506A (fr) *	1969-10-28	1971-05-19
GB1318654A (en) *	1970-12-05	1973-05-31	Secr Defence	Bladed rotors
US3888601A (en) *	1974-05-23	1975-06-10	Gen Electric	Turbomachine with balancing means
US4033705A (en) *	1976-04-26	1977-07-05	The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration	Blade retainer assembly
GB2006883B (en) *	1977-10-27	1982-02-24	Rolls Royce	Fan or compressor stage for a gas turbine engine
US4171930A (en) *	1977-12-28	1979-10-23	General Electric Company	U-clip for boltless blade retainer
GB2171151B (en) *	1985-02-20	1988-05-18	Rolls Royce	Rotors for gas turbine engines

1988
- 1988-11-23 FR FR8815234A patent/FR2639402B1/fr not_active Expired - Lifetime
1989
- 1989-11-22 DE DE8989403217T patent/DE68900646D1/de not_active Expired - Lifetime
- 1989-11-22 EP EP89403217A patent/EP0370899B1/fr not_active Expired - Lifetime
- 1989-11-24 US US07/441,045 patent/US5049035A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0370899B1 (fr)	1992-01-02
EP0370899A1 (fr)	1990-05-30
DE68900646D1 (de)	1992-02-13
FR2639402A1 (fr)	1990-05-25
US5049035A (en)	1991-09-17

Publication	Publication Date	Title
FR2639402B1 (fr)	1990-12-28	Disque ailete de rotor de turbomachine
DE68922937D1 (de)	1995-07-13	Hubschrauberrotorblatt.
DK331889D0 (da)	1989-07-04	Vindmoelle
DK504784D0 (da)	1984-10-23	Turbinerotor
BR8902302A (pt)	1990-01-09	Turbina de geometria variavel
IT8767004A0 (it)	1987-01-07	Turbomacchina particoalrmente compressore centrifugo
DK374589A (da)	1990-01-31	Turbine
IT8922832A0 (it)	1989-12-22	Paletta monoblocco
GB2220712B (en)	1992-12-09	Open rotor blading
DE69004922D1 (de)	1994-01-13	Hubschrauberrotor.
GB8824462D0 (en)	1988-11-23	Turbine blades & disc assembly
DK307690D0 (da)	1990-12-28	Centrifugal-rensesold
DK162802C (da)	1992-05-04	Rotorklipper
IT1196801B (it)	1988-11-25	Rotore per elicotteri
FR2627812B1 (fr)	1992-06-19	Turbo-eolienne
KR900010279U (ko)	1990-06-02	베인형 압축기
DK80688D0 (da)	1988-02-17	Centrifugalpumpe
DK109489D0 (da)	1989-03-07	Knivklinge
DE68912181D1 (de)	1994-02-24	Faradayrotor.
ATA98888A (de)	1990-07-15	Windrad
FI891432L (fi)	1989-09-25	Behaollare foer loesgods med lyftanordning foer lodraet eller horisontell uppbevaring.
SE8801837D0 (sv)	1988-05-17	Rotor
MX158281A (es)	1989-01-18	Mejoras en alabe de rotor de turbina
DK148688D0 (da)	1988-03-18	Knivskifteautomat
AT389152B (de)	1989-10-25	Windkraftmaschine

Legal Events

Date	Code	Title	Description
1994-09-30	ST	Notification of lapse