IT8221755A0 - Paletta per una turbina a gas. - Google Patents

Paletta per una turbina a gas.

Info

Publication number: IT8221755A0
Authority: IT; Italy
Prior art keywords: blade; gas turbine; turbine; gas
Prior art date: 1981-06-18

Application number

IT8221755A

Other languages

English (en)

Other versions

IT1151592B (it

Inventor

James William Brantley

Original Assignee

Gen Electric

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.)

1981-06-18

Filing date

1982-06-08

Publication date

1982-06-08

1982-06-08 Application filed by Gen Electric filed Critical Gen Electric

1982-06-08 Publication of IT8221755A0 publication Critical patent/IT8221755A0/it

1986-12-24 Application granted granted Critical

1986-12-24 Publication of IT1151592B publication Critical patent/IT1151592B/it

Links

RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1

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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

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)

IT21755/82A 1981-06-18 1982-06-08 Paletta per una turbina a gas IT1151592B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/274,927 US4453890A (en)	1981-06-18	1981-06-18	Blading system for a gas turbine engine

Publications (2)

Publication Number	Publication Date
IT8221755A0 true IT8221755A0 (it)	1982-06-08
IT1151592B IT1151592B (it)	1986-12-24

Family

ID=23050186

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21755/82A IT1151592B (it)	1981-06-18	1982-06-08	Paletta per una turbina a gas

Country Status (7)

Country	Link
US (1)	US4453890A (it)
JP (1)	JPS5810102A (it)
CA (1)	CA1187812A (it)
DE (1)	DE3221925A1 (it)
FR (1)	FR2508097B1 (it)
GB (1)	GB2100808B (it)
IT (1)	IT1151592B (it)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2566061B1 (fr) *	1984-06-14	1988-09-02	Snecma	Dispositif de verrouillage axial d'une aube de turbomachine
US5067877A (en) *	1990-09-11	1991-11-26	United Technologies Corporation	Fan blade axial retention device
US5141401A (en) *	1990-09-27	1992-08-25	General Electric Company	Stress-relieved rotor blade attachment slot
FR2681374B1 (fr) *	1991-09-18	1993-11-19	Snecma	Fixation d'aube de souflante de turboreacteur.
DE4323705A1 (de) *	1993-07-15	1995-01-19	Abb Management Ag	Turbine
US5443365A (en) *	1993-12-02	1995-08-22	General Electric Company	Fan blade for blade-out protection
FR2715975B1 (fr) *	1994-02-10	1996-03-29	Snecma	Rotor de turbomachine à rainures d'aube débouchantes axiales ou inclinées.
US5501575A (en) *	1995-03-01	1996-03-26	United Technologies Corporation	Fan blade attachment for gas turbine engine
US5836744A (en) *	1997-04-24	1998-11-17	United Technologies Corporation	Frangible fan blade
US6019580A (en) *	1998-02-23	2000-02-01	Alliedsignal Inc.	Turbine blade attachment stress reduction rings
FR2803623B1 (fr) *	2000-01-06	2002-03-01	Snecma Moteurs	Agencement de retenue axiale d'aubes dans un disque
US6439772B1 (en)	2000-12-01	2002-08-27	General Electric Company	Method and apparatus for supporting rotor assembly bearings
US6413046B1 (en)	2001-01-26	2002-07-02	General Electric Company	Method and apparatus for centering rotor assembly damper bearings
US6443698B1 (en)	2001-01-26	2002-09-03	General Electric Company	Method and apparatus for centering rotor assembly damper bearings
US6783319B2 (en)	2001-09-07	2004-08-31	General Electric Co.	Method and apparatus for supporting rotor assemblies during unbalances
US6619924B2 (en)	2001-09-13	2003-09-16	General Electric Company	Method and system for replacing a compressor blade
US6846159B2 (en) *	2002-04-16	2005-01-25	United Technologies Corporation	Chamfered attachment for a bladed rotor
US6964557B2 (en) *	2003-02-03	2005-11-15	General Electric Company	Methods and apparatus for coupling a component to a turbine engine blade
US7252481B2 (en) *	2004-05-14	2007-08-07	Pratt & Whitney Canada Corp.	Natural frequency tuning of gas turbine engine blades
US20050265846A1 (en) *	2004-06-01	2005-12-01	Przytulski James C	Balance assembly for rotary turbine component and method for installing and/or adjusting balance weight
US7384199B2 (en) *	2004-08-27	2008-06-10	General Electric Company	Apparatus for centering rotor assembly bearings
FR2905139B1 (fr) *	2006-08-25	2012-09-28	Snecma	Aube de rotor d'une turbomachine
US20090053064A1 (en) *	2006-09-01	2009-02-26	Ress Jr Robert A	Fan blade retention system
FR2911632B1 (fr)	2007-01-18	2009-08-21	Snecma Sa	Disque de rotor de soufflante de turbomachine
DE102007051838A1 (de) *	2007-10-30	2009-05-07	Rolls-Royce Deutschland Ltd & Co Kg	Gasturbinenschaufelfuß
US8221083B2 (en) *	2008-04-15	2012-07-17	United Technologies Corporation	Asymmetrical rotor blade fir-tree attachment
FR2963383B1 (fr) *	2010-07-27	2016-09-09	Snecma	Aube de turbomachine, rotor, turbine basse pression et turbomachine equipes d'une telle aube
US9810077B2 (en) *	2012-01-31	2017-11-07	United Technologies Corporation	Fan blade attachment of gas turbine engine
US10072507B2 (en)	2012-10-25	2018-09-11	United Technologies Corporation	Redundant airfoil attachment
US9617860B2 (en) *	2012-12-20	2017-04-11	United Technologies Corporation	Fan blades for gas turbine engines with reduced stress concentration at leading edge
FR3025553B1 (fr)	2014-09-08	2019-11-29	Safran Aircraft Engines	Aube a becquet amont
US20160230579A1 (en) *	2015-02-06	2016-08-11	United Technologies Corporation	Rotor disk sealing and blade attachments system
FR3035677B1 (fr) *	2015-04-29	2017-05-12	Snecma	Aube munie de plateformes possedant des portions d'accrochage
US11377969B2 (en) *	2020-02-07	2022-07-05	Raytheon Technologies Corporation	Extended root region and platform over-wrap for a blade of a gas turbine engine
US11834964B2 (en)	2021-11-24	2023-12-05	General Electric Company	Low radius ratio fan blade for a gas turbine engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1245518A (fr) *	1957-04-19	1960-11-10		Perfectionnements apportés aux turbines à fluide gazeux chaud
GB1151937A (en) *	1966-08-26	1969-05-14	Mini Of Technology	Bladed Rotors for Fluid Flow Machines
US3572970A (en) *	1969-01-23	1971-03-30	Gen Electric	Turbomachinery blade spacer
FR2041643A5 (en) *	1969-05-14	1971-01-29	Martin Marietta Corp	Nickel base superalloy for turbine blades
BE794573A (fr) *	1972-02-02	1973-05-16	Gen Electric	Dispositif de fixation d'aubes
US4006999A (en) *	1975-07-17	1977-02-08	The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration	Leading edge protection for composite blades
FR2345605A1 (fr) *	1976-03-25	1977-10-21	Snecma	Dispositif de retenue pour aubes de soufflantes
US4221542A (en) *	1977-12-27	1980-09-09	General Electric Company	Segmented blade retainer
CH626947A5 (it) *	1978-03-02	1981-12-15	Bbc Brown Boveri & Cie
US4265595A (en) *	1979-01-02	1981-05-05	General Electric Company	Turbomachinery blade retaining assembly

1981
- 1981-06-18 US US06/274,927 patent/US4453890A/en not_active Expired - Lifetime
1982
- 1982-03-25 CA CA000399429A patent/CA1187812A/en not_active Expired
- 1982-05-10 GB GB08213482A patent/GB2100808B/en not_active Expired
- 1982-06-08 IT IT21755/82A patent/IT1151592B/it active
- 1982-06-11 DE DE19823221925 patent/DE3221925A1/de active Granted
- 1982-06-15 JP JP57101958A patent/JPS5810102A/ja active Granted
- 1982-06-16 FR FR8210472A patent/FR2508097B1/fr not_active Expired

Also Published As

Publication number	Publication date
US4453890A (en)	1984-06-12
JPS5810102A (ja)	1983-01-20
GB2100808A (en)	1983-01-06
FR2508097A1 (fr)	1982-12-24
GB2100808B (en)	1985-03-27
DE3221925C2 (it)	1993-04-01
JPH0424526B2 (it)	1992-04-27
CA1187812A (en)	1985-05-28
FR2508097B1 (fr)	1988-10-28
IT1151592B (it)	1986-12-24
DE3221925A1 (de)	1983-01-20

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950628

Publication	Publication Date	Title
IT8221755A0 (it)	1982-06-08	Paletta per una turbina a gas.
IT8521719A0 (it)	1985-07-25	Turbina a gas.complesso di disco palettato per
GB2112081B (en)	1985-08-14	Blade for a turbomachine
IT8621513A0 (it)	1986-08-22	Turbina a gas.
FR2501781B1 (fr)	1985-08-23	Aube de turbine, notamment aube directrice de turbine pour ensemble de propulsion a turbine a gaz
ES504266A0 (es)	1982-05-16	Una disposicion de turbina bolica
IT8519864A0 (it)	1985-03-12	Tenuta rotante particolarmente per turbina a gas.
DE69100853D1 (de)	1994-02-10	Gasturbinenschaufel.
IT7926672A0 (it)	1979-10-19	Carcassa per una girante di turbina.
IT1236053B (it)	1992-12-22	Tenuta abradibile specialmente per turbina.
IT7924988A0 (it)	1979-08-08	Pala composita in ceramica per turbina a gas.
IT7924547A0 (it)	1979-07-23	Perfezionata paletta di turbomacchina.
IT7825321A0 (it)	1978-07-04	Metodo per la fabbricazione di una pala o lama per motori a turbina agas.
ES271894Y (es)	1984-04-16	Una disposicion de hoja de afeitar
ES499627A0 (es)	1982-07-01	Una turbina de flujo radial hacia dentro
IT1215664B (it)	1990-02-22	Procedimento per fissare una paletta di turbina.
IT8520834A0 (it)	1985-05-22	Pala per turbina a gas.
IT7924987A0 (it)	1979-08-08	Pala composta in ceramica per turbina a gas.
NO160807C (no)	1989-05-31	Gassturbin.
IT7919025A0 (it)	1979-01-03	Impianto a turbina a gas.
IT8423829A0 (it)	1984-11-30	Pala per turbomotore a gas.
IT7828429A0 (it)	1978-10-04	Paletta di rotore raffreddata per un turbomotore a gas.
IT8320366A0 (it)	1983-03-30	Struttura di paletta a profilo aerodinamico per turbina.
IT8223026A0 (it)	1982-08-30	Struttura perfezionata per una paletta raffreddata di rotore di turbina.
IT7919045A0 (it)	1979-01-03	Paletta di rotore o paletta direttrice per turbina a gas.