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GB2226604B - The combination of a blade-base attachment and a rotor blade. - Google Patents

The combination of a blade-base attachment and a rotor blade.

Info

Publication number
GB2226604B
GB2226604B GB8926656A GB8926656A GB2226604B GB 2226604 B GB2226604 B GB 2226604B GB 8926656 A GB8926656 A GB 8926656A GB 8926656 A GB8926656 A GB 8926656A GB 2226604 B GB2226604 B GB 2226604B
Authority
GB
United Kingdom
Prior art keywords
blade
combination
base attachment
rotor blade
rotor
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
GB8926656A
Other versions
GB8926656D0 (en
GB2226604A (en
Inventor
Axel Rossmann
Seigfried Sikorski
Wilhelm Hoffmuller
Josef Eichner
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
Publication of GB8926656D0 publication Critical patent/GB8926656D0/en
Publication of GB2226604A publication Critical patent/GB2226604A/en
Application granted granted Critical
Publication of GB2226604B publication Critical patent/GB2226604B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
    • 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
    • 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
    • F01D5/3046—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses the rotor having ribs around the circumference

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)
GB8926656A 1988-11-24 1989-11-24 The combination of a blade-base attachment and a rotor blade. Expired - Lifetime GB2226604B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883839672 DE3839672A1 (en) 1988-11-24 1988-11-24 SHOVEL FOOT FASTENING FOR A FIBER TECHNICAL ROTOR SHOVEL

Publications (3)

Publication Number Publication Date
GB8926656D0 GB8926656D0 (en) 1990-01-17
GB2226604A GB2226604A (en) 1990-07-04
GB2226604B true GB2226604B (en) 1992-10-21

Family

ID=6367806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8926656A Expired - Lifetime GB2226604B (en) 1988-11-24 1989-11-24 The combination of a blade-base attachment and a rotor blade.

Country Status (3)

Country Link
DE (1) DE3839672A1 (en)
FR (1) FR2639398B1 (en)
GB (1) GB2226604B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023234946A1 (en) * 2022-06-03 2023-12-07 General Electric Company Stator vane assembly with an attachment assembly

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10113609C1 (en) * 2001-03-20 2002-03-21 Voith Siemens Hydro Power Turbine rotor for wind turbine has intermediate plate between each rotor blade and outer ring of rotor hub
EP2762681B1 (en) * 2013-02-04 2017-09-06 Safran Aero Boosters SA Rotor drum of an axial turbomachine and corresponding turbomachine
US9849969B2 (en) 2015-03-20 2017-12-26 Hamilton Sunstrand Corporation Lightweight propeller blade with improved retention capacity
NO339655B1 (en) * 2015-05-28 2017-01-16 Dynavec As Runner for a fluid machine having removable blades

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB637238A (en) * 1947-01-20 1950-05-17 Rotol Ltd Improvements in or relating to variable-pitch propellers
GB825303A (en) * 1957-04-15 1959-12-16 Rotol Ltd Improvements in or relating to variable pitch propellers
US4019832A (en) * 1976-02-27 1977-04-26 General Electric Company Platform for a turbomachinery blade

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902822A (en) * 1973-02-21 1975-09-02 United Aircraft Corp Modular gearbox for a variable pitch fan propulsor
US3900274A (en) * 1974-06-25 1975-08-19 Gen Electric Remote controlled actuation system for the rotor of a gas turbine engine
DE2658876C3 (en) * 1976-12-24 1983-11-10 Hütter, Ulrich, Prof. Dr.-Ing., 7312 Kirchheim Shell bodies, for example hydrofoils or rotor blades, in composite construction
DE3133158C1 (en) * 1981-08-21 1982-12-16 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Metal press liner and process for making the same
US4810167A (en) * 1986-12-08 1989-03-07 Hartzell Propeller Inc. Composite aircraft propeller blade
DE3710321C1 (en) * 1987-03-28 1988-06-01 Mtu Muenchen Gmbh Fan blade, especially for prop fan engines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB637238A (en) * 1947-01-20 1950-05-17 Rotol Ltd Improvements in or relating to variable-pitch propellers
GB825303A (en) * 1957-04-15 1959-12-16 Rotol Ltd Improvements in or relating to variable pitch propellers
US4019832A (en) * 1976-02-27 1977-04-26 General Electric Company Platform for a turbomachinery blade

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023234946A1 (en) * 2022-06-03 2023-12-07 General Electric Company Stator vane assembly with an attachment assembly

Also Published As

Publication number Publication date
GB8926656D0 (en) 1990-01-17
FR2639398A1 (en) 1990-05-25
FR2639398B1 (en) 1994-07-29
DE3839672A1 (en) 1990-05-31
GB2226604A (en) 1990-07-04
DE3839672C2 (en) 1992-08-27

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981124