GB802476A - Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines - Google Patents

Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines

Info

Publication number
GB802476A
GB802476A GB27796/55A GB2779655A GB802476A GB 802476 A GB802476 A GB 802476A GB 27796/55 A GB27796/55 A GB 27796/55A GB 2779655 A GB2779655 A GB 2779655A GB 802476 A GB802476 A GB 802476A
Authority
GB
United Kingdom
Prior art keywords
plate
lugs
projections
blade
rotor disc
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
GB27796/55A
Other languages
English (en)
Inventor
Lionel Haworth
James Alexander Petrie
Frederick Moss
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB27796/55A priority Critical patent/GB802476A/en
Priority to US608458A priority patent/US2998959A/en
Priority to FR1158244D priority patent/FR1158244A/fr
Publication of GB802476A publication Critical patent/GB802476A/en
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
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB27796/55A 1955-09-29 1955-09-29 Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines Expired GB802476A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB27796/55A GB802476A (en) 1955-09-29 1955-09-29 Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines
US608458A US2998959A (en) 1955-09-29 1956-09-07 Bladed rotor of axial-flow fluid machine with means to retain blades in position on rotor
FR1158244D FR1158244A (fr) 1955-09-29 1956-09-24 Perfectionnements aux rotors des machines à fluide à écoulement axial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27796/55A GB802476A (en) 1955-09-29 1955-09-29 Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines

Publications (1)

Publication Number Publication Date
GB802476A true GB802476A (en) 1958-10-08

Family

ID=10265438

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27796/55A Expired GB802476A (en) 1955-09-29 1955-09-29 Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines

Country Status (3)

Country Link
US (1) US2998959A (fr)
FR (1) FR1158244A (fr)
GB (1) GB802476A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070351A (en) * 1959-02-06 1962-12-25 Gen Motors Corp Blade retention
DE1212108B (de) * 1962-07-11 1966-03-10 Gen Electric Einkraenziges Axial-Stroemungsmaschinen-Laufrad
US3455537A (en) * 1967-09-27 1969-07-15 Continental Aviat & Eng Corp Air-cooled turbine rotor self-sustaining shroud plate
DE2542428A1 (de) * 1974-10-29 1976-05-13 United Technologies Corp Turbinenlaeufer
DE2908242A1 (de) * 1978-03-08 1979-09-13 Snecma Ringfoermiger flansch fuer einen laeufer einer stroemungsmaschine
GB2244100A (en) * 1990-05-16 1991-11-20 Rolls Royce Plc Retaining gas turbine rotor blades
EP0761930A1 (fr) * 1995-08-24 1997-03-12 ROLLS-ROYCE plc Segments d'étanchéité et de rétention pour les aubes d'une turbomachine
US10975714B2 (en) * 2018-11-22 2021-04-13 Pratt & Whitney Canada Corp. Rotor assembly with blade sealing tab

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972470A (en) * 1958-11-03 1961-02-21 Gen Motors Corp Turbine construction
GB928349A (en) * 1960-12-06 1963-06-12 Rolls Royce Improvements in or relating to bladed rotors of fluid flow machines
US3295825A (en) * 1965-03-10 1967-01-03 Gen Motors Corp Multi-stage turbine rotor
US3700354A (en) * 1971-05-03 1972-10-24 Us Navy Compressor blade root seal
DE2140816A1 (de) * 1971-08-14 1973-03-01 Motoren Turbinen Union Rotor fuer stroemungsmaschinen
BE792286A (fr) * 1971-12-06 1973-03-30 Gen Electric Dispositif de retenue d'aubes sans boulon pour un rotor de turbomachin
US3814539A (en) * 1972-10-04 1974-06-04 Gen Electric Rotor sealing arrangement for an axial flow fluid turbine
US3936227A (en) * 1973-08-02 1976-02-03 General Electric Company Combined coolant feed and dovetailed bucket retainer ring
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
GB1479332A (en) * 1974-11-06 1977-07-13 Rolls Royce Means for retaining blades to a disc or like structure
US4011718A (en) * 1975-08-01 1977-03-15 United Technologies Corporation Gas turbine construction
US4171930A (en) * 1977-12-28 1979-10-23 General Electric Company U-clip for boltless blade retainer
US4344740A (en) * 1979-09-28 1982-08-17 United Technologies Corporation Rotor assembly
US4669959A (en) * 1984-07-23 1987-06-02 United Technologies Corporation Breach lock anti-rotation key
US4767276A (en) * 1986-12-19 1988-08-30 General Electric Company Retainer ring
GB8705216D0 (en) * 1987-03-06 1987-04-08 Rolls Royce Plc Rotor assembly
FR2639063A1 (fr) * 1988-11-17 1990-05-18 Snecma Segment d'arret et d'etancheite d'un ensemble d'aubes monte sur un disque de rotor de turbomachine
US4890981A (en) * 1988-12-30 1990-01-02 General Electric Company Boltless rotor blade retainer
FR2694046B1 (fr) * 1992-07-22 1994-09-23 Snecma Dispositif d'étanchéité et de rétention pour un rotor entaillé de brochages recevant des pieds d'aubes.
GB9925261D0 (en) * 1999-10-27 1999-12-29 Rolls Royce Plc Locking devices
EP1284339A1 (fr) * 2001-08-14 2003-02-19 Siemens Aktiengesellschaft Anneau de rétention et d'étanchéité pour un rotor d'une turbine à gaz
DE102004036389B4 (de) * 2004-07-27 2013-04-25 Rolls-Royce Deutschland Ltd & Co Kg Turbinenschaufelfuß mit Mehrfachradiusnut für eine axiale Schaufelbefestigung
US8128371B2 (en) * 2007-02-15 2012-03-06 General Electric Company Method and apparatus to facilitate increasing turbine rotor efficiency
FR2913064B1 (fr) * 2007-02-22 2009-04-10 Snecma Sa Flasque annulaire d'etancheite pour disque de rotor dans une turbomachine
EP2011969A1 (fr) * 2007-07-03 2009-01-07 Siemens Aktiengesellschaft Agencement de turbine et procédé de fixation d'un élément de montage
US9366151B2 (en) * 2012-05-07 2016-06-14 General Electric Company System and method for covering a blade mounting region of turbine blades
EP2975219A1 (fr) * 2014-07-17 2016-01-20 Siemens Aktiengesellschaft Assemblage de disque de roue
EP3788236B1 (fr) * 2018-08-02 2023-06-21 Siemens Energy Global GmbH & Co. KG Rotor pourvu d'une pièce disposée entre deux disques de rotor
FR3085994B1 (fr) * 2018-09-18 2020-08-28 Safran Aircraft Engines Anneau de retention axiale d'aubes pour roue mobile de turbomachine, de preference pour aeronef

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB699582A (en) * 1950-11-14 1953-11-11 Rolls Royce Improvements in or relating to gas-turbine engines
GB712112A (en) * 1951-07-13 1954-07-21 Bristol Aeroplane Co Ltd Improvements in or relating to blade-locking means for turbine and the like rotor assemblies

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3070351A (en) * 1959-02-06 1962-12-25 Gen Motors Corp Blade retention
DE1212108B (de) * 1962-07-11 1966-03-10 Gen Electric Einkraenziges Axial-Stroemungsmaschinen-Laufrad
US3455537A (en) * 1967-09-27 1969-07-15 Continental Aviat & Eng Corp Air-cooled turbine rotor self-sustaining shroud plate
DE2542428A1 (de) * 1974-10-29 1976-05-13 United Technologies Corp Turbinenlaeufer
DE2908242A1 (de) * 1978-03-08 1979-09-13 Snecma Ringfoermiger flansch fuer einen laeufer einer stroemungsmaschine
GB2244100A (en) * 1990-05-16 1991-11-20 Rolls Royce Plc Retaining gas turbine rotor blades
EP0761930A1 (fr) * 1995-08-24 1997-03-12 ROLLS-ROYCE plc Segments d'étanchéité et de rétention pour les aubes d'une turbomachine
US10975714B2 (en) * 2018-11-22 2021-04-13 Pratt & Whitney Canada Corp. Rotor assembly with blade sealing tab
US12070811B2 (en) 2018-11-22 2024-08-27 Pratt & Whitney Canada Corp. Method of manufacturing a rotor disc for a turbine engine
US12467375B2 (en) 2018-11-22 2025-11-11 Pratt & Whitney Canada Corp. Blade for a rotor assembly of a turbine engine

Also Published As

Publication number Publication date
US2998959A (en) 1961-09-05
FR1158244A (fr) 1958-06-12

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