DE2002469C3 - Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke - Google Patents

Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke

Info

Publication number
DE2002469C3
DE2002469C3 DE2002469A DE2002469A DE2002469C3 DE 2002469 C3 DE2002469 C3 DE 2002469C3 DE 2002469 A DE2002469 A DE 2002469A DE 2002469 A DE2002469 A DE 2002469A DE 2002469 C3 DE2002469 C3 DE 2002469C3
Authority
DE
Germany
Prior art keywords
blades
circumferential groove
rotor
groove
filling opening
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
Application number
DE2002469A
Other languages
German (de)
English (en)
Other versions
DE2002469B2 (de
DE2002469A1 (de
Inventor
Heinz Dipl.-Ing. 7012 Fellbach Brockmann
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.)
MTU Aero Engines AG
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Priority to DE2002469A priority Critical patent/DE2002469C3/de
Priority to US00108350A priority patent/US3778191A/en
Priority to FR7101948A priority patent/FR2075804A5/fr
Priority to GB2003971A priority patent/GB1326122A/en
Publication of DE2002469A1 publication Critical patent/DE2002469A1/de
Publication of DE2002469B2 publication Critical patent/DE2002469B2/de
Application granted granted Critical
Publication of DE2002469C3 publication Critical patent/DE2002469C3/de
Expired 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
    • 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • 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
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides

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)
DE2002469A 1970-01-21 1970-01-21 Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke Expired DE2002469C3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE2002469A DE2002469C3 (de) 1970-01-21 1970-01-21 Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke
US00108350A US3778191A (en) 1970-01-21 1971-01-21 Blade mounting
FR7101948A FR2075804A5 (enExample) 1970-01-21 1971-01-21
GB2003971A GB1326122A (en) 1970-01-21 1971-04-19 Blade securing arrangement for compressors and or turbines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002469A DE2002469C3 (de) 1970-01-21 1970-01-21 Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke

Publications (3)

Publication Number Publication Date
DE2002469A1 DE2002469A1 (de) 1971-07-29
DE2002469B2 DE2002469B2 (de) 1977-08-11
DE2002469C3 true DE2002469C3 (de) 1978-03-30

Family

ID=5760103

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2002469A Expired DE2002469C3 (de) 1970-01-21 1970-01-21 Laufschaufelbefestigung in einer schwalbenschwanzförmigen Umfangsnut eines Läufers axial durchströmter Strömungsmaschinen, insbesondere Gasturbinenstrahltriebwerke

Country Status (4)

Country Link
US (1) US3778191A (enExample)
DE (1) DE2002469C3 (enExample)
FR (1) FR2075804A5 (enExample)
GB (1) GB1326122A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004011508A1 (de) * 2004-03-08 2005-09-29 Alstom Technology Ltd Rotor-Schluss

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902824A (en) * 1974-07-29 1975-09-02 Gen Motors Corp Blade lock
GB2119026B (en) * 1981-03-25 1984-06-20 Rolls Royce Aerofoil blade mounting
JPS57168005A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Rotor structue for axial machines
US4684326A (en) * 1982-08-16 1987-08-04 Terry Corporation Bladed rotor assembly, and method of forming same
GB2156908A (en) * 1984-03-30 1985-10-16 Rolls Royce Bladed rotor assembly for gas turbine engine
US4907944A (en) * 1984-10-01 1990-03-13 General Electric Company Turbomachinery blade mounting arrangement
JPH0658168A (ja) * 1992-08-06 1994-03-01 Hitachi Ltd ガスタービン用圧縮機及びガスタービン
DE10351092B4 (de) * 2003-10-31 2013-11-21 MTU Aero Engines AG Turbomaschine und beschaufelter Rotor für eine Verdichterstufe einer Turbomaschine
DE102004051116A1 (de) * 2004-10-20 2006-04-27 Mtu Aero Engines Gmbh Rotor einer Turbomaschine, insbesondere Gasturbinenrotor
EP1698759B1 (de) * 2005-02-23 2015-06-03 Alstom Technology Ltd Rotor-Schluss
FR2900989B1 (fr) * 2006-05-12 2008-07-11 Snecma Sa Ensemble pour compresseur de moteur d'aeronef comprenant des aubes a attache marteau a pied incline
US8899933B2 (en) * 2012-01-03 2014-12-02 General Electric Company Rotor blade mounting
US9828865B2 (en) 2012-09-26 2017-11-28 United Technologies Corporation Turbomachine rotor groove
US9404367B2 (en) * 2012-11-21 2016-08-02 Solar Turbines Incorporated Gas turbine engine compressor rotor assembly and balancing system
US11242761B2 (en) * 2020-02-18 2022-02-08 Raytheon Technologies Corporation Tangential rotor blade slot spacer for a gas turbine engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US995367A (en) * 1909-03-01 1911-06-13 Allis Chalmers Steam-turbine.
US1539574A (en) * 1922-04-18 1925-05-26 Westinghouse Electric & Mfg Co Turbine-blade fastening
US2857134A (en) * 1954-03-17 1958-10-21 Parsons C A & Co Ltd Assembly of blades for turbines and the like
GB903176A (en) * 1960-01-18 1962-08-15 Rolls Royce Method of mounting a multi-blade set on a support member, for example to form a gas turbine compressor rotor
GB916001A (en) * 1961-02-09 1963-01-16 Prvni Brnenska Strojirna Improvements in or relating to rotors for turbines and compressors
US3216700A (en) * 1963-10-24 1965-11-09 Gen Electric Rotor blade locking means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004011508A1 (de) * 2004-03-08 2005-09-29 Alstom Technology Ltd Rotor-Schluss

Also Published As

Publication number Publication date
DE2002469B2 (de) 1977-08-11
US3778191A (en) 1973-12-11
FR2075804A5 (enExample) 1971-10-08
GB1326122A (en) 1973-08-08
DE2002469A1 (de) 1971-07-29

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
EHJ Ceased/non-payment of the annual fee