DE3863064D1 - Schraubensicherungselement fuer turbomaschine. - Google Patents

Schraubensicherungselement fuer turbomaschine.

Info

Publication number
DE3863064D1
DE3863064D1 DE8888403191T DE3863064T DE3863064D1 DE 3863064 D1 DE3863064 D1 DE 3863064D1 DE 8888403191 T DE8888403191 T DE 8888403191T DE 3863064 T DE3863064 T DE 3863064T DE 3863064 D1 DE3863064 D1 DE 3863064D1
Authority
DE
Germany
Prior art keywords
locking element
turbo machine
screw locking
turbo
screw
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
DE8888403191T
Other languages
English (en)
Inventor
Eric Touze
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
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
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.)
Filing date
Publication date
Application filed by Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE3863064D1 publication Critical patent/DE3863064D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/243Flange connections; Bolting arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02Blade-carrying members, e.g. rotors
    • F01D5/06Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B41/00Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
    • F16B41/002Measures against loss of bolts, nuts or pins
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/30Retaining components in desired mutual position
    • F05B2260/301Retaining bolts or nuts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/97Reducing windage losses

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Supercharger (AREA)
DE8888403191T 1987-12-16 1988-12-15 Schraubensicherungselement fuer turbomaschine. Expired - Lifetime DE3863064D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8717547A FR2624913B1 (fr) 1987-12-16 1987-12-16 Dispositif de fixation a vis d'une piece de revolution sur une bride annulaire de turbomachine

Publications (1)

Publication Number Publication Date
DE3863064D1 true DE3863064D1 (de) 1991-07-04

Family

ID=9357919

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888403191T Expired - Lifetime DE3863064D1 (de) 1987-12-16 1988-12-15 Schraubensicherungselement fuer turbomaschine.

Country Status (4)

Country Link
US (1) US4883407A (de)
EP (1) EP0321344B1 (de)
DE (1) DE3863064D1 (de)
FR (1) FR2624913B1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5090865A (en) * 1990-10-22 1992-02-25 General Electric Company Windage shield
US5259725A (en) * 1992-10-19 1993-11-09 General Electric Company Gas turbine engine and method of assembling same
US5316437A (en) * 1993-02-19 1994-05-31 General Electric Company Gas turbine engine structural frame assembly having a thermally actuated valve for modulating a flow of hot gases through the frame hub
DE19727680B4 (de) * 1997-06-30 2004-05-19 Zf Sachs Ag Schwungmassenvorrichtung mit einer Verliersicherung
US7704038B2 (en) * 2006-11-28 2010-04-27 General Electric Company Method and apparatus to facilitate reducing losses in turbine engines
FR2925123A1 (fr) * 2007-12-14 2009-06-19 Snecma Sa Etancheite de fixation de support de palier dans une turbomachine
US8292592B2 (en) * 2008-04-02 2012-10-23 United Technologies Corporation Nosecone bolt access and aerodynamic leakage baffle
CH705514A1 (de) * 2011-09-05 2013-03-15 Alstom Technology Ltd Gaskanal für eine Gasturbine sowie Gasturbine mit einem solchen Gaskanal.
US9790919B2 (en) * 2014-02-25 2017-10-17 General Electric Company Joint assembly for rotor blade segments of a wind turbine
US11274563B2 (en) * 2016-01-21 2022-03-15 General Electric Company Turbine rear frame for a turbine engine
US10294808B2 (en) * 2016-04-21 2019-05-21 United Technologies Corporation Fastener retention mechanism
US10494936B2 (en) * 2016-05-23 2019-12-03 United Technologies Corporation Fastener retention mechanism
US10563636B2 (en) 2017-08-07 2020-02-18 General Electric Company Joint assembly for a wind turbine rotor blade
IT202100009716A1 (it) 2021-04-16 2022-10-16 Ge Avio Srl Copertura di un dispositivo di fissaggio per una giunzione flangiata

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR483555A (fr) * 1914-10-15 1917-07-20 Henri Risser Bouton à pression
US1328488A (en) * 1919-03-22 1920-01-20 Junius A Bowden Dust-cap and attaching means therefor
US2930662A (en) * 1956-11-01 1960-03-29 Bristol Aero Engines Ltd Supporting structure for a gas turbine bearing
NL99435C (de) * 1957-08-22
US3135309A (en) * 1961-03-01 1964-06-02 Illinois Tool Works Self-retained sheet metal fastener
US3737660A (en) * 1969-10-09 1973-06-05 Hida X Ray Apparatus for taking tomograms of parabolically curved objects
US3727660A (en) * 1971-02-16 1973-04-17 Gen Electric Bolt retainer and compressor employing same
US4190397A (en) * 1977-11-23 1980-02-26 General Electric Company Windage shield
GB2057617A (en) * 1979-09-06 1981-04-01 Rolls Royce Bolt-retaining device
GB2071776A (en) * 1980-03-19 1981-09-23 Rolls Royce Stator Vane Assembly
US4493597A (en) * 1982-09-07 1985-01-15 Eaton Corporation Nut lock assembly

Also Published As

Publication number Publication date
US4883407A (en) 1989-11-28
FR2624913B1 (fr) 1990-04-20
EP0321344A1 (de) 1989-06-21
EP0321344B1 (de) 1991-05-29
FR2624913A1 (fr) 1989-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee