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FR2561307B1 - BLOWER BLADE LOCKING DEVICE - Google Patents

BLOWER BLADE LOCKING DEVICE

Info

Publication number
FR2561307B1
FR2561307B1 FR8403895A FR8403895A FR2561307B1 FR 2561307 B1 FR2561307 B1 FR 2561307B1 FR 8403895 A FR8403895 A FR 8403895A FR 8403895 A FR8403895 A FR 8403895A FR 2561307 B1 FR2561307 B1 FR 2561307B1
Authority
FR
France
Prior art keywords
locking device
blade locking
blower blade
blower
locking
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
FR8403895A
Other languages
French (fr)
Other versions
FR2561307A1 (en
Inventor
Yves Roger Jean Berneuil
Jean Georges Bouiller
Marcel Robert Soligny
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR8403895A priority Critical patent/FR2561307B1/en
Publication of FR2561307A1 publication Critical patent/FR2561307A1/en
Application granted granted Critical
Publication of FR2561307B1 publication Critical patent/FR2561307B1/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32Locking, e.g. by final locking blades or keys
    • F01D5/323Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8403895A 1984-03-14 1984-03-14 BLOWER BLADE LOCKING DEVICE Expired FR2561307B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8403895A FR2561307B1 (en) 1984-03-14 1984-03-14 BLOWER BLADE LOCKING DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8403895A FR2561307B1 (en) 1984-03-14 1984-03-14 BLOWER BLADE LOCKING DEVICE

Publications (2)

Publication Number Publication Date
FR2561307A1 FR2561307A1 (en) 1985-09-20
FR2561307B1 true FR2561307B1 (en) 1986-09-12

Family

ID=9302011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8403895A Expired FR2561307B1 (en) 1984-03-14 1984-03-14 BLOWER BLADE LOCKING DEVICE

Country Status (1)

Country Link
FR (1) FR2561307B1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2715975B1 (en) * 1994-02-10 1996-03-29 Snecma Turbomachine rotor with axial or inclined through blade grooves.
US5501575A (en) * 1995-03-01 1996-03-26 United Technologies Corporation Fan blade attachment for gas turbine engine
GB2299834B (en) * 1995-04-12 1999-09-08 Rolls Royce Plc Gas turbine engine rotary disc
FR2819290B1 (en) * 2001-01-11 2003-12-12 Snecma Moteurs SIMPLE LOCKING OF THE SEMI-COLLECTIVE RETENTION SYSTEM FOR MOBILE TURBORE VANE BLADES
FR2819289B1 (en) * 2001-01-11 2003-07-11 Snecma Moteurs COMBINED OR CASCADE BLADE RETENTION SYSTEM
FR2844562B1 (en) * 2002-09-18 2004-10-29 Snecma Moteurs CONTROL OF THE AXIAL POSITION OF A BLOWER ROTOR BLADE
EP2128450B1 (en) * 2007-03-27 2018-05-16 IHI Corporation Fan rotor blade support structure and turbofan engine having the same
US8944762B2 (en) 2011-10-28 2015-02-03 United Technologies Corporation Spoked spacer for a gas turbine engine
US8784062B2 (en) 2011-10-28 2014-07-22 United Technologies Corporation Asymmetrically slotted rotor for a gas turbine engine
FR3086328B1 (en) 2018-09-20 2021-01-01 Safran Aircraft Engines IMPELLER WITH AXIALLY RETAINED BLADES, FOR TURBOMACHINE
FR3109604B1 (en) * 2020-04-27 2022-08-26 Safran Aircraft Engines BLADE IMPELLER WITH IMPROVED SEALING AND BLADE RETENTION PERFORMANCES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1426797A1 (en) * 1965-10-20 1969-03-20 Daimler Benz Ag Safety device against shifting the blades of flow machines
DE1601844A1 (en) * 1968-02-09 1971-02-04 Daimler Benz Ag Rotor for axial turbo machines, especially for multi-stage turbo machines
US4221542A (en) * 1977-12-27 1980-09-09 General Electric Company Segmented blade retainer

Also Published As

Publication number Publication date
FR2561307A1 (en) 1985-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse