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GB201222974D0 - An aerofoil structure - Google Patents

An aerofoil structure

Info

Publication number
GB201222974D0
GB201222974D0 GBGB1222974.6A GB201222974A GB201222974D0 GB 201222974 D0 GB201222974 D0 GB 201222974D0 GB 201222974 A GB201222974 A GB 201222974A GB 201222974 D0 GB201222974 D0 GB 201222974D0
Authority
GB
United Kingdom
Prior art keywords
aerofoil structure
aerofoil
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
GBGB1222974.6A
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.)
Composite Technology and Applications Ltd
Original Assignee
Composite Technology and Applications Ltd
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 Composite Technology and Applications Ltd filed Critical Composite Technology and Applications Ltd
Priority to GBGB1222974.6A priority Critical patent/GB201222974D0/en
Publication of GB201222974D0 publication Critical patent/GB201222974D0/en
Priority to PCT/GB2013/053370 priority patent/WO2014096839A1/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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D11/127—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 with a deformable or crushable structure, e.g. honeycomb
    • 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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • 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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/288—Protective coatings for blades
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/90—Coating; Surface treatment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GBGB1222974.6A 2012-12-19 2012-12-19 An aerofoil structure Ceased GB201222974D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GBGB1222974.6A GB201222974D0 (en) 2012-12-19 2012-12-19 An aerofoil structure
PCT/GB2013/053370 WO2014096839A1 (en) 2012-12-19 2013-12-19 An aerofoil structure with collapsible tip portion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1222974.6A GB201222974D0 (en) 2012-12-19 2012-12-19 An aerofoil structure

Publications (1)

Publication Number Publication Date
GB201222974D0 true GB201222974D0 (en) 2013-01-30

Family

ID=47631054

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB1222974.6A Ceased GB201222974D0 (en) 2012-12-19 2012-12-19 An aerofoil structure

Country Status (2)

Country Link
GB (1) GB201222974D0 (en)
WO (1) WO2014096839A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9850767B2 (en) 2014-08-08 2017-12-26 United Technologies Corporation Aluminum fan blade tip with thermal barrier
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
US12365453B2 (en) 2018-10-12 2025-07-22 Textron Innovations Inc. Multi-material ducted rotor blade tip extension
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
US11215061B2 (en) * 2020-02-04 2022-01-04 Raytheon Technologies Corporation Blade with wearable tip-rub-portions above squealer pocket
US11565799B2 (en) 2020-06-12 2023-01-31 Textron Innovations Inc. Adjustable ducted rotor blade tip extension

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6135715A (en) * 1999-07-29 2000-10-24 General Electric Company Tip insulated airfoil
GB0911330D0 (en) * 2009-07-01 2009-08-12 Rolls Royce Plc Actuatable seal for aerofoil blade tip
EP2309098A1 (en) * 2009-09-30 2011-04-13 Siemens Aktiengesellschaft Airfoil and corresponding guide vane, blade, gas turbine and turbomachine
DE102010062087A1 (en) * 2010-11-29 2012-05-31 Siemens Aktiengesellschaft Turbomachine with sealing structure between rotating and stationary parts and method for producing this sealing structure

Also Published As

Publication number Publication date
WO2014096839A1 (en) 2014-06-26

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Legal Events

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