GB0807358D0 - Fan blade - Google Patents

Fan blade

Info

Publication number
GB0807358D0
GB0807358D0 GBGB0807358.7A GB0807358A GB0807358D0 GB 0807358 D0 GB0807358 D0 GB 0807358D0 GB 0807358 A GB0807358 A GB 0807358A GB 0807358 D0 GB0807358 D0 GB 0807358D0
Authority
GB
United Kingdom
Prior art keywords
fan blade
fan
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.)
Ceased
Application number
GBGB0807358.7A
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 GBGB0807358.7A priority Critical patent/GB0807358D0/en
Publication of GB0807358D0 publication Critical patent/GB0807358D0/en
Priority to EP09250835.7A priority patent/EP2112330A3/en
Priority to US12/415,031 priority patent/US20090269189A1/en
Priority to JP2009103712A priority patent/JP2009264383A/en
Ceased 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade
    • 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
    • F05D2240/55—Seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GBGB0807358.7A 2008-04-23 2008-04-23 Fan blade Ceased GB0807358D0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GBGB0807358.7A GB0807358D0 (en) 2008-04-23 2008-04-23 Fan blade
EP09250835.7A EP2112330A3 (en) 2008-04-23 2009-03-24 Fan blade
US12/415,031 US20090269189A1 (en) 2008-04-23 2009-03-31 Fan blade
JP2009103712A JP2009264383A (en) 2008-04-23 2009-04-22 Fan blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0807358.7A GB0807358D0 (en) 2008-04-23 2008-04-23 Fan blade

Publications (1)

Publication Number Publication Date
GB0807358D0 true GB0807358D0 (en) 2008-05-28

Family

ID=39494072

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB0807358.7A Ceased GB0807358D0 (en) 2008-04-23 2008-04-23 Fan blade

Country Status (4)

Country Link
US (1) US20090269189A1 (en)
EP (1) EP2112330A3 (en)
JP (1) JP2009264383A (en)
GB (1) GB0807358D0 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201015006D0 (en) * 2010-09-09 2010-10-20 Rolls Royce Plc Fan blade with winglet
US8845283B2 (en) * 2010-11-29 2014-09-30 General Electric Company Compressor blade with flexible tip elements and process therefor
US9845683B2 (en) 2013-01-08 2017-12-19 United Technology Corporation Gas turbine engine rotor blade
FR3027622B1 (en) * 2014-10-28 2018-11-09 Safran Aircraft Engines ACTIVE ROTOR ROTOR DRAW, ROTATING ASSEMBLY AND METHOD OF OPERATING THE SAME
US10385865B2 (en) 2016-03-07 2019-08-20 General Electric Company Airfoil tip geometry to reduce blade wear in gas turbine engines
US10633983B2 (en) 2016-03-07 2020-04-28 General Electric Company Airfoil tip geometry to reduce blade wear in gas turbine engines
US11168702B2 (en) * 2017-08-10 2021-11-09 Raytheon Technologies Corporation Rotating airfoil with tip pocket
US10533575B2 (en) * 2017-09-06 2020-01-14 United Technologies Corporation Fan blade tip with frangible strip
US11286037B2 (en) 2018-10-12 2022-03-29 Textron Innovations Inc. Ducted rotor blade tip extension
US11286036B2 (en) 2018-10-12 2022-03-29 Textron Innovations Inc. Ducted rotor blade tip extension
US11565799B2 (en) 2020-06-12 2023-01-31 Textron Innovations Inc. Adjustable ducted rotor blade tip extension
US11407504B2 (en) 2020-06-19 2022-08-09 Textron Innovations Inc. Tip gap control systems with inner duct control surfaces
US11479350B2 (en) 2020-06-19 2022-10-25 Textron Innovations Inc. Tip gap monitoring systems for ducted aircraft
US11370536B2 (en) * 2020-06-19 2022-06-28 Textron Innovations Inc. Tip gap control systems with active blade tips
CN114576202B (en) * 2022-02-28 2022-12-06 北京航空航天大学 Blade structure, compressor and compressor control method

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3117716A (en) * 1963-04-10 1964-01-14 Bell Aerospace Corp Ducted rotor
JPS5638238Y2 (en) * 1976-04-22 1981-09-07
JPS62142805A (en) * 1985-12-18 1987-06-26 Toshiba Corp Moving blade for axial-flow fluid machine
FR2724412B1 (en) * 1994-09-14 1996-10-25 Snecma BLADE OF A TURBOMACHINE IN COMPOSITE MATERIAL PROVIDED WITH A SEAL AND ITS MANUFACTURING METHOD
US6206642B1 (en) * 1998-12-17 2001-03-27 United Technologies Corporation Compressor blade for a gas turbine engine
US6499940B2 (en) * 2001-03-19 2002-12-31 Williams International Co., L.L.C. Compressor casing for a gas turbine engine
US6926495B2 (en) * 2003-09-12 2005-08-09 Siemens Westinghouse Power Corporation Turbine blade tip clearance control device
GB2406615B (en) * 2003-10-03 2005-11-30 Rolls Royce Plc A gas turbine engine blade containment assembly
US6966755B2 (en) * 2004-02-09 2005-11-22 Siemens Westinghouse Power Corporation Compressor airfoils with movable tips
EP1624192A1 (en) * 2004-08-06 2006-02-08 Siemens Aktiengesellschaft Impeller blade for axial compressor
GB0510538D0 (en) * 2005-05-24 2005-06-29 Rolls Royce Plc A rotor blade containment assembly for a gas turbine engine
US7549841B1 (en) * 2005-09-03 2009-06-23 Florida Turbine Technologies, Inc. Pressure balanced centrifugal tip seal

Also Published As

Publication number Publication date
EP2112330A2 (en) 2009-10-28
EP2112330A3 (en) 2017-11-08
US20090269189A1 (en) 2009-10-29
JP2009264383A (en) 2009-11-12

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)