FR2027668A1 - - Google Patents

Info

Publication number
FR2027668A1
FR2027668A1 FR6945682A FR6945682A FR2027668A1 FR 2027668 A1 FR2027668 A1 FR 2027668A1 FR 6945682 A FR6945682 A FR 6945682A FR 6945682 A FR6945682 A FR 6945682A FR 2027668 A1 FR2027668 A1 FR 2027668A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6945682A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2027668A1 publication Critical patent/FR2027668A1/fr
Withdrawn legal-status Critical Current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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/129—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features
FR6945682A 1969-01-02 1969-12-31 Withdrawn FR2027668A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78854169A 1969-01-02 1969-01-02

Publications (1)

Publication Number Publication Date
FR2027668A1 true FR2027668A1 (fr) 1970-10-02

Family

ID=25144807

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6945682A Withdrawn FR2027668A1 (fr) 1969-01-02 1969-12-31

Country Status (11)

Country Link
US (1) US3589475A (fr)
BE (1) BE743135A (fr)
CH (1) CH517904A (fr)
DE (1) DE1963263C3 (fr)
DK (1) DK127754B (fr)
ES (1) ES374627A1 (fr)
FR (1) FR2027668A1 (fr)
GB (1) GB1287486A (fr)
NL (1) NL6919316A (fr)
NO (1) NO127422B (fr)
SE (1) SE356548B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483033A1 (fr) * 1980-05-22 1981-11-27 Gen Electric Dispositif d'amortissement de vibrations

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969208A (en) * 1973-04-13 1976-07-13 The Fujikura Cable Works, Ltd. Ultrasonic apparatus
US3966023A (en) * 1975-03-21 1976-06-29 Westinghouse Electric Corporation Nozzle chamber friction damper
US4398866A (en) * 1981-06-24 1983-08-16 Avco Corporation Composite ceramic/metal cylinder for gas turbine engine
US5096376A (en) * 1990-08-29 1992-03-17 General Electric Company Low windage corrugated seal facing strip
US5228195A (en) * 1990-09-25 1993-07-20 United Technologies Corporation Apparatus and method for a stator assembly of a rotary machine
US5218816A (en) * 1992-01-28 1993-06-15 General Electric Company Seal exit flow discourager
DE4304805A1 (de) * 1993-02-17 1994-08-18 Abb Patent Gmbh Vorrichtung zum berührungslosen Abdichten zwischen Räumen unterschiedlichen Druckes
DE10253705B4 (de) * 2002-11-18 2013-01-17 Siemens Aktiengesellschaft Schienenfahrzeug
FR2888877B1 (fr) * 2005-07-21 2011-04-01 Snecma Dispositif d'amortissement des vibrations d'un rotor
FR2888876B1 (fr) * 2005-07-21 2011-04-01 Snecma Dispositif d'amortissement des vibrations d'un rotor dans une turbomachine
US8074998B2 (en) * 2006-05-05 2011-12-13 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery
US7909570B2 (en) * 2006-08-25 2011-03-22 Pratt & Whitney Canada Corp. Interturbine duct with integrated baffle and seal
FR2959535B1 (fr) * 2010-04-29 2014-04-18 Snecma Carter de turbomachine
US9200527B2 (en) * 2011-01-04 2015-12-01 General Electric Company Systems, methods, and apparatus for a turbine interstage rim seal
US8926269B2 (en) * 2011-09-06 2015-01-06 General Electric Company Stepped, conical honeycomb seal carrier
US10309224B2 (en) * 2014-05-29 2019-06-04 United Technologies Corporation Split ring spring dampers for gas turbine rotor assemblies
US10400618B2 (en) * 2017-05-02 2019-09-03 Rolls-Royce Corporation Shaft seal crack obviation
US11542826B2 (en) * 2021-03-18 2023-01-03 General Electric Company Labyrinth seals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1657390A (en) * 1928-01-24 Abbaham halikmaw
US3319929A (en) * 1964-12-31 1967-05-16 Gen Electric Vibration damping means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483033A1 (fr) * 1980-05-22 1981-11-27 Gen Electric Dispositif d'amortissement de vibrations

Also Published As

Publication number Publication date
CH517904A (de) 1972-01-15
US3589475A (en) 1971-06-29
BE743135A (fr) 1970-05-14
DK127754B (da) 1973-12-31
NL6919316A (fr) 1970-07-06
SE356548B (fr) 1973-05-28
DE1963263A1 (de) 1970-07-09
DE1963263B2 (de) 1978-05-18
NO127422B (fr) 1973-06-18
DE1963263C3 (de) 1979-01-11
ES374627A1 (es) 1972-01-01
GB1287486A (en) 1972-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse