CA954798A - Turbomachinery blade retainer - Google Patents

Turbomachinery blade retainer

Info

Publication number
CA954798A
CA954798A CA121,165A CA121165A CA954798A CA 954798 A CA954798 A CA 954798A CA 121165 A CA121165 A CA 121165A CA 954798 A CA954798 A CA 954798A
Authority
CA
Canada
Prior art keywords
blade retainer
turbomachinery blade
turbomachinery
retainer
blade
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
CA121,165A
Other versions
CA121165S (en
Inventor
James L. Cooper
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA954798A publication Critical patent/CA954798A/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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA121,165A 1970-12-18 1971-08-24 Turbomachinery blade retainer Expired CA954798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9939170A 1970-12-18 1970-12-18

Publications (1)

Publication Number Publication Date
CA954798A true CA954798A (en) 1974-09-17

Family

ID=22274792

Family Applications (1)

Application Number Title Priority Date Filing Date
CA121,165A Expired CA954798A (en) 1970-12-18 1971-08-24 Turbomachinery blade retainer

Country Status (2)

Country Link
US (1) US3653781A (en)
CA (1) CA954798A (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3832092A (en) * 1973-10-19 1974-08-27 Gen Electric Device for locking turbomachinery blades
US3936234A (en) * 1975-02-10 1976-02-03 General Electric Company Device for locking turbomachinery blades
US4221542A (en) * 1977-12-27 1980-09-09 General Electric Company Segmented blade retainer
US4265595A (en) * 1979-01-02 1981-05-05 General Electric Company Turbomachinery blade retaining assembly
US4500255A (en) * 1981-04-24 1985-02-19 United States Of America As Represented By The Secretary Of The Air Force Spacer structure
FR2507679A1 (en) * 1981-06-12 1982-12-17 Snecma DEVICE FOR LOCKING A TURBOMACHINE ROTOR BLADE
FR2535794A1 (en) * 1982-11-08 1984-05-11 Snecma AXIAL AND RADIAL BLADE SUPPORT DEVICE
US4846628A (en) * 1988-12-23 1989-07-11 United Technologies Corporation Rotor assembly for a turbomachine
US5281098A (en) * 1992-10-28 1994-01-25 General Electric Company Single ring blade retaining assembly
GB9223593D0 (en) * 1992-11-11 1992-12-23 Rolls Royce Plc Gas turbine engine fan blade assembly
DE4300773C1 (en) * 1993-01-14 1993-11-18 Mtu Muenchen Gmbh Axial running blade for gas turbine - has running blades with blade feet anchored in axial grooves distributed over periphery of wheel plate
US5350279A (en) * 1993-07-02 1994-09-27 General Electric Company Gas turbine engine blade retainer sub-assembly
US6234756B1 (en) * 1998-10-26 2001-05-22 Allison Advanced Development Company Segmented ring blade retainer
US6109877A (en) * 1998-11-23 2000-08-29 Pratt & Whitney Canada Corp. Turbine blade-to-disk retention device
US6582195B2 (en) * 2001-06-27 2003-06-24 General Electric Company Compressor rotor blade spacer apparatus
EP1306522A1 (en) * 2001-10-29 2003-05-02 ABB Turbo Systems AG Locking device for axial turbomachine blades
US6739837B2 (en) 2002-04-16 2004-05-25 United Technologies Corporation Bladed rotor with a tiered blade to hub interface
US6951448B2 (en) 2002-04-16 2005-10-04 United Technologies Corporation Axial retention system and components thereof for a bladed rotor
US8070448B2 (en) * 2008-10-30 2011-12-06 Honeywell International Inc. Spacers and turbines
US8215915B2 (en) * 2009-05-15 2012-07-10 Siemens Energy, Inc. Blade closing key system for a turbine engine
GB201106050D0 (en) * 2011-04-11 2011-05-25 Rolls Royce Plc A retention device for a composite blade of a gas turbine engine
WO2014105104A1 (en) * 2012-12-27 2014-07-03 United Technologies Corporation Blade underroot spacer with hook removal
US10508556B2 (en) 2013-01-17 2019-12-17 United Technologies Corporation Rotor blade root spacer with grip element
DE102013205948B4 (en) * 2013-04-04 2015-03-12 MTU Aero Engines AG Safety system and method for securing a mounting area of at least one rotor blade or a rotor blade segment in a mounting region of a rotor base body
JP2016205402A (en) * 2016-08-29 2016-12-08 三菱重工業株式会社 Blade stop plate
US10557356B2 (en) * 2016-11-15 2020-02-11 General Electric Company Combined balance weight and anti-rotation key
JP7217330B1 (en) 2021-11-18 2023-02-02 三菱重工業株式会社 Turbine rotor and manufacturing method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786648A (en) * 1950-04-04 1957-03-26 United Aircraft Corp Blade locking device
US3076634A (en) * 1959-06-12 1963-02-05 Ass Elect Ind Locking means for compressor and turbine blades
US3057598A (en) * 1960-07-01 1962-10-09 Ass Elect Ind Locking means for turbine or compressor blading
US3216699A (en) * 1963-10-24 1965-11-09 Gen Electric Airfoil member assembly
GB1067630A (en) * 1965-12-29 1967-05-03 Rolls Royce Bladed rotor for a fluid flow machine
US3383095A (en) * 1967-09-12 1968-05-14 Gen Electric Lock for turbomachinery blades
US3395891A (en) * 1967-09-21 1968-08-06 Gen Electric Lock for turbomachinery blades

Also Published As

Publication number Publication date
US3653781A (en) 1972-04-04

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