DE69513030D1 - Drehbares dichtungselement - Google Patents

Drehbares dichtungselement

Info

Publication number
DE69513030D1
DE69513030D1 DE69513030T DE69513030T DE69513030D1 DE 69513030 D1 DE69513030 D1 DE 69513030D1 DE 69513030 T DE69513030 T DE 69513030T DE 69513030 T DE69513030 T DE 69513030T DE 69513030 D1 DE69513030 D1 DE 69513030D1
Authority
DE
Germany
Prior art keywords
sealing element
rotating sealing
rotating
sealing
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 - Lifetime
Application number
DE69513030T
Other languages
English (en)
Other versions
DE69513030T2 (de
Inventor
Gary Peters
Robert Stirt
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69513030D1 publication Critical patent/DE69513030D1/de
Publication of DE69513030T2 publication Critical patent/DE69513030T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • 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
DE69513030T 1994-08-24 1995-08-17 Drehbares dichtungselement Expired - Lifetime DE69513030T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29519394A 1994-08-24 1994-08-24
PCT/US1995/010474 WO1996006267A1 (en) 1994-08-24 1995-08-17 Rotatable seal element for a rotary machine

Publications (2)

Publication Number Publication Date
DE69513030D1 true DE69513030D1 (de) 1999-12-02
DE69513030T2 DE69513030T2 (de) 2000-06-08

Family

ID=23136647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513030T Expired - Lifetime DE69513030T2 (de) 1994-08-24 1995-08-17 Drehbares dichtungselement

Country Status (7)

Country Link
US (2) US5984314A (de)
EP (1) EP0777819B1 (de)
JP (1) JP3710480B2 (de)
CN (1) CN1068924C (de)
DE (1) DE69513030T2 (de)
TW (1) TW325506B (de)
WO (1) WO1996006267A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10217060B4 (de) * 2002-04-17 2004-03-04 Siemens Ag Berührungslose Dichtung
US7850173B2 (en) * 2006-08-31 2010-12-14 Pratt & Whitney Canada Corp. Repairable labyrinth seal
US20090072487A1 (en) * 2007-09-18 2009-03-19 Honeywell International, Inc. Notched tooth labyrinth seals and methods of manufacture
US8328507B2 (en) * 2009-05-15 2012-12-11 United Technologies Corporation Knife edge seal assembly
DE102009053954A1 (de) * 2009-11-19 2011-06-09 Siemens Aktiengesellschaft Labyrinthdichtung und Verfahren zum Herstellen einer Labyrinthdichtung
US20120027573A1 (en) * 2010-08-02 2012-02-02 General Electric Company Seal teeth for seal assembly
US9353635B2 (en) 2011-08-16 2016-05-31 General Electric Company Seal end attachment
WO2014149253A1 (en) 2013-03-15 2014-09-25 United Technologies Corporation Knife edge with increased crack propagation life
JP6344735B2 (ja) * 2014-01-30 2018-06-20 三菱重工業株式会社 シール構造、及び回転機械
GB201610768D0 (en) 2016-06-21 2016-08-03 Rolls Royce Plc Gas turbine engine component with protective coating
FR3055353B1 (fr) * 2016-08-25 2018-09-21 Safran Aircraft Engines Ensemble formant joint d'etancheite a labyrinthe pour une turbomachine comportant un abradable et des lechettes inclines
FR3071539B1 (fr) * 2017-09-26 2020-06-05 Safran Aircraft Engines Joint d'etancheite a labyrinthe pour une turbomachine d'aeronef
DE102017218886A1 (de) * 2017-10-23 2019-04-25 MTU Aero Engines AG Schaufel und Rotor für eine Strömungsmaschine sowie Strömungsmaschine
US20190284936A1 (en) * 2018-03-15 2019-09-19 United Technologies Corporation Gas turbine engine rotor disk
DE102018210513A1 (de) * 2018-06-27 2020-01-02 MTU Aero Engines AG Rotor für eine Strömungsmaschine und Strömungsmaschine mit einem solchen Rotor
DE102020200938A1 (de) 2020-01-27 2021-07-29 MTU Aero Engines AG Gasturbinen-Rotor
US11578607B2 (en) * 2020-12-15 2023-02-14 Pratt & Whitney Canada Corp. Airfoil having a spline fillet
DE102021123173A1 (de) * 2021-09-07 2023-03-09 MTU Aero Engines AG Rotorscheibe mit gekrümmtem Rotorarm für eine Fluggasturbine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US898257A (en) * 1906-05-15 1908-09-08 Charles Algernon Parsons Turbine.
US1505647A (en) * 1920-11-05 1924-08-19 Gen Electric Packing for elastic-fluid turbines and the like
US3339933A (en) * 1965-02-24 1967-09-05 Gen Electric Rotary seal
US4351532A (en) * 1975-10-01 1982-09-28 United Technologies Corporation Labyrinth seal
FR2563277B1 (fr) * 1984-04-19 1986-06-27 Snecma Procede pour renover des joints-labyrinthes uses, en particulier sur des pieces de turbomachines, et outils pour mettre en oeuvre ce procede
GB2159895B (en) * 1984-06-04 1987-09-16 Gen Electric Stepped-tooth rotating labyrinth seal
US5143383A (en) * 1984-06-04 1992-09-01 General Electric Company Stepped tooth rotating labyrinth seal
US5152666A (en) * 1991-05-03 1992-10-06 United Technologies Corporation Stator assembly for a rotary machine
US5320488A (en) * 1993-01-21 1994-06-14 General Electric Company Turbine disk interstage seal anti-rotation system

Also Published As

Publication number Publication date
WO1996006267A1 (en) 1996-02-29
EP0777819B1 (de) 1999-10-27
JP3710480B2 (ja) 2005-10-26
CN1068924C (zh) 2001-07-25
TW325506B (en) 1998-01-21
DE69513030T2 (de) 2000-06-08
US5984314A (en) 1999-11-16
US6082738A (en) 2000-07-04
EP0777819A1 (de) 1997-06-11
CN1155917A (zh) 1997-07-30
JPH10504631A (ja) 1998-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition