JPS5031409A - - Google Patents

Info

Publication number
JPS5031409A
JPS5031409A JP49046722A JP4672274A JPS5031409A JP S5031409 A JPS5031409 A JP S5031409A JP 49046722 A JP49046722 A JP 49046722A JP 4672274 A JP4672274 A JP 4672274A JP S5031409 A JPS5031409 A JP S5031409A
Authority
JP
Japan
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.)
Pending
Application number
JP49046722A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5031409A publication Critical patent/JPS5031409A/ja
Pending 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
    • F01D5/3023—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
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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

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)
JP49046722A 1973-04-30 1974-04-26 Pending JPS5031409A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US355772A US3923420A (en) 1973-04-30 1973-04-30 Blade platform with friction damping interlock

Publications (1)

Publication Number Publication Date
JPS5031409A true JPS5031409A (zh) 1975-03-27

Family

ID=23398786

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49046722A Pending JPS5031409A (zh) 1973-04-30 1974-04-26

Country Status (7)

Country Link
US (1) US3923420A (zh)
JP (1) JPS5031409A (zh)
BE (1) BE814437A (zh)
CA (1) CA997273A (zh)
DE (1) DE2420294A1 (zh)
FR (1) FR2227426B3 (zh)
IT (1) IT1010206B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016524079A (ja) * 2013-06-26 2016-08-12 シーメンス アクティエンゲゼルシャフト 段が付けられかつ面取りされたプラットフォームエッジを有するタービン翼

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4135857A (en) * 1977-06-09 1979-01-23 United Technologies Corporation Reduced drag airfoil platforms
US4194869A (en) * 1978-06-29 1980-03-25 United Technologies Corporation Stator vane cluster
US4685863A (en) * 1979-06-27 1987-08-11 United Technologies Corporation Turbine rotor assembly
GB2119026B (en) * 1981-03-25 1984-06-20 Rolls Royce Aerofoil blade mounting
US4907944A (en) * 1984-10-01 1990-03-13 General Electric Company Turbomachinery blade mounting arrangement
US4688992A (en) * 1985-01-25 1987-08-25 General Electric Company Blade platform
US4714410A (en) * 1986-08-18 1987-12-22 Westinghouse Electric Corp. Trailing edge support for control stage steam turbine blade
DE3743253A1 (de) * 1987-12-19 1989-06-29 Mtu Muenchen Gmbh Axial durchstroemtes laufschaufelgitter fuer verdichter oder turbinen
US4878811A (en) * 1988-11-14 1989-11-07 United Technologies Corporation Axial compressor blade assembly
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
US6158961A (en) * 1998-10-13 2000-12-12 General Electric Compnay Truncated chamfer turbine blade
GB2372784A (en) * 2000-11-24 2002-09-04 Eclectic Energy Ltd Air Turbine Interlocking Blade Root and Hub Assembly
US6991428B2 (en) 2003-06-12 2006-01-31 Pratt & Whitney Canada Corp. Fan blade platform feature for improved blade-off performance
GB0523106D0 (en) * 2005-11-12 2005-12-21 Rolls Royce Plc A cooliing arrangement
DE102009029587A1 (de) * 2009-09-18 2011-03-24 Man Diesel & Turbo Se Rotor einer Turbomaschine
DE102010031213A1 (de) * 2010-07-12 2012-01-12 Man Diesel & Turbo Se Rotor einer Turbomaschine
FR2975124B1 (fr) * 2011-05-09 2013-05-24 Snecma Virole annulaire de moteur d'aeronef comportant une fenetre d'introduction d'aubes
US8888459B2 (en) * 2011-08-23 2014-11-18 General Electric Company Coupled blade platforms and methods of sealing
US8932023B2 (en) 2012-01-13 2015-01-13 General Electric Company Rotor wheel for a turbomachine
ES2668268T3 (es) * 2012-01-23 2018-05-17 MTU Aero Engines AG Rotor para una turbomáquina y procedimiento para su fabricación
EP2918784A1 (de) * 2014-03-13 2015-09-16 Siemens Aktiengesellschaft Schaufelfuß für eine Turbinenschaufel
US10190595B2 (en) 2015-09-15 2019-01-29 General Electric Company Gas turbine engine blade platform modification
US11130170B2 (en) * 2018-02-02 2021-09-28 General Electric Company Integrated casting core-shell structure for making cast component with novel cooling hole architecture
US10633986B2 (en) * 2018-08-31 2020-04-28 Rolls-Roye Corporation Platform with axial attachment for blade with circumferential attachment
EP4202186A1 (en) * 2021-12-27 2023-06-28 Rolls-Royce plc Turbine blade

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2398140A (en) * 1943-12-08 1946-04-09 Armstrong Siddeley Motors Ltd Bladed rotor
GB706618A (en) * 1950-06-22 1954-03-31 Power Jets Res & Dev Ltd Improvements in or relating to rotors for turbines and similarly bladed fluid flow machines
FR1033197A (fr) * 1951-02-27 1953-07-08 Rateau Soc Amortisseurs de vibrations pour aubages mobiles de turbo-machines
US2955799A (en) * 1957-02-11 1960-10-11 United Aircraft Corp Blade damping means
US2999631A (en) * 1958-09-05 1961-09-12 Gen Electric Dual airfoil
US3014695A (en) * 1960-02-03 1961-12-26 Gen Electric Turbine bucket retaining means
US3104093A (en) * 1961-04-11 1963-09-17 United Aircraft Corp Blade damping device
US3216700A (en) * 1963-10-24 1965-11-09 Gen Electric Rotor blade locking means
GB1065278A (en) * 1964-09-04 1967-04-12 Rolls Royce Improvements in or relating to compressors for gas turbine jet propulsion engines
US3396905A (en) * 1966-09-28 1968-08-13 Gen Motors Corp Ducted fan
GB1194061A (en) * 1968-01-17 1970-06-10 Rolls Royce Improvements relating to Pressure Exchanger Rotors
DE2046486C3 (de) * 1970-09-21 1974-03-07 Fa. Willi Seeber, Kardaun, Bozen (Italien) Schaufelrad für Lüfter
GB1318654A (en) * 1970-12-05 1973-05-31 Secr Defence Bladed rotors
US3795462A (en) * 1971-08-09 1974-03-05 Westinghouse Electric Corp Vibration dampening for long twisted turbine blades

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016524079A (ja) * 2013-06-26 2016-08-12 シーメンス アクティエンゲゼルシャフト 段が付けられかつ面取りされたプラットフォームエッジを有するタービン翼
US10233767B2 (en) 2013-06-26 2019-03-19 Siemens Aktiengesellschaft Turbine blade or vane having a stepped and beveled platform edge

Also Published As

Publication number Publication date
FR2227426A1 (zh) 1974-11-22
BE814437A (fr) 1974-10-30
DE2420294A1 (de) 1974-11-07
IT1010206B (it) 1977-01-10
US3923420A (en) 1975-12-02
CA997273A (en) 1976-09-21
FR2227426B3 (zh) 1977-03-04

Similar Documents

Publication Publication Date Title
AU476761B2 (zh)
AU465372B2 (zh)
AR201235Q (zh)
AR201231Q (zh)
AU474593B2 (zh)
AU474511B2 (zh)
FR2227426B3 (zh)
AU474838B2 (zh)
AU465453B2 (zh)
AU465434B2 (zh)
AU471343B2 (zh)
AU476714B2 (zh)
AR201229Q (zh)
AU472848B2 (zh)
AU466283B2 (zh)
AU476696B2 (zh)
AR199451A1 (zh)
AU477823B2 (zh)
AR195948A1 (zh)
AU471461B2 (zh)
AU477824B2 (zh)
AU461342B2 (zh)
AR195311A1 (zh)
AR201432A1 (zh)
AR197627A1 (zh)