DE69203444D1 - Leichtes Blatt eines Luftschrauben-Vortriebsmittels. - Google Patents

Leichtes Blatt eines Luftschrauben-Vortriebsmittels.

Info

Publication number
DE69203444D1
DE69203444D1 DE69203444T DE69203444T DE69203444D1 DE 69203444 D1 DE69203444 D1 DE 69203444D1 DE 69203444 T DE69203444 T DE 69203444T DE 69203444 T DE69203444 T DE 69203444T DE 69203444 D1 DE69203444 D1 DE 69203444D1
Authority
DE
Germany
Prior art keywords
light sheet
propellant
propeller
propeller propellant
sheet
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 - Fee Related
Application number
DE69203444T
Other languages
English (en)
Other versions
DE69203444T2 (de
Inventor
John Violette
Eugene Delgrosso
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69203444D1 publication Critical patent/DE69203444D1/de
Publication of DE69203444T2 publication Critical patent/DE69203444T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
    • B29D99/0028—Producing blades or the like, e.g. blades for turbines, propellers, or wings hollow blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/26—Fabricated blades
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE69203444T 1991-02-13 1992-02-07 Leichtes Blatt eines Luftschrauben-Vortriebsmittels. Expired - Fee Related DE69203444T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/655,510 US5129787A (en) 1991-02-13 1991-02-13 Lightweight propulsor blade with internal spars and rigid base members
PCT/US1992/001031 WO1992014646A1 (en) 1991-02-13 1992-02-07 Lightweight propulsor blade

Publications (2)

Publication Number Publication Date
DE69203444D1 true DE69203444D1 (de) 1995-08-17
DE69203444T2 DE69203444T2 (de) 1996-04-11

Family

ID=24629184

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69203444T Expired - Fee Related DE69203444T2 (de) 1991-02-13 1992-02-07 Leichtes Blatt eines Luftschrauben-Vortriebsmittels.

Country Status (5)

Country Link
US (1) US5129787A (de)
EP (1) EP0570527B1 (de)
JP (1) JPH06505682A (de)
DE (1) DE69203444T2 (de)
WO (1) WO1992014646A1 (de)

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US10137542B2 (en) 2010-01-14 2018-11-27 Senvion Gmbh Wind turbine rotor blade components and machine for making same
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FR2977235B1 (fr) 2011-06-30 2013-07-12 Eurocopter France Pale de rotor, et aeronef
US9168998B2 (en) * 2011-11-23 2015-10-27 The Boeing Company Composite propeller spar
FR2984848B1 (fr) * 2011-12-23 2016-01-15 Ratier Figeac Soc Pale d'helice avec caissons et longerons de renfort et helice comprenant au moins une telle pale
FR2984847B1 (fr) 2011-12-23 2013-12-27 Ratier Figeac Soc Pale a ancrage redondant dans un moyeu, helice, turbopropulseur et aeronef
US9233414B2 (en) 2012-01-31 2016-01-12 United Technologies Corporation Aluminum airfoil
US9352823B2 (en) * 2012-04-04 2016-05-31 Hamilton Sundstrand Corporation Propeller blade with reinforced spar core
US9416668B2 (en) * 2012-04-30 2016-08-16 United Technologies Corporation Hollow fan bladed with braided fabric tubes
US9777579B2 (en) 2012-12-10 2017-10-03 General Electric Company Attachment of composite article
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EP2971528B2 (de) * 2013-03-15 2024-04-03 RTX Corporation Hohle gebläseschaufel mit erweiterter flügelhülle
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US10414487B2 (en) 2013-07-08 2019-09-17 Safran Aircraft Engines Composite propeller blade for an aircraft
US9957972B2 (en) 2013-09-09 2018-05-01 United Technologies Corporation Airfoil with an integrally stiffened composite cover
EP3049627B1 (de) * 2013-09-24 2019-10-30 United Technologies Corporation Komponente einer gasturbine und herstellungsverfahren dafür
US9945389B2 (en) 2014-05-05 2018-04-17 Horton, Inc. Composite fan
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EP3034783B1 (de) 2014-12-17 2019-11-20 Rolls-Royce Deutschland Ltd & Co KG Schaufelanordnung eines Strahltriebwerks oder eines Flugzeugpropellers und zugehöriges Triebwerk
US10207471B2 (en) * 2016-05-04 2019-02-19 General Electric Company Perforated ceramic matrix composite ply, ceramic matrix composite article, and method for forming ceramic matrix composite article
US10677259B2 (en) 2016-05-06 2020-06-09 General Electric Company Apparatus and system for composite fan blade with fused metal lead edge
US20180105243A1 (en) * 2016-10-17 2018-04-19 General Electric Company Apparatus and system for propeller blade forward retention
US10703452B2 (en) * 2016-10-17 2020-07-07 General Electric Company Apparatus and system for propeller blade aft retention
US10690111B2 (en) 2016-12-02 2020-06-23 General Electric Company Wind turbine rotor blade
EP3406434A1 (de) 2017-05-22 2018-11-28 Ratier-Figeac SAS Verbundblatt und verfahren zur herstellung
EP3406424B1 (de) 2017-05-22 2021-04-28 Ratier-Figeac SAS Luftfahrzeuglaufschaufel und verfahren zur herstellung und reparatur einer luftfahrzeuglaufschaufel
JP6672233B2 (ja) * 2017-09-25 2020-03-25 三菱重工業株式会社 複合材翼の成形方法、複合材翼及び複合材翼の成形型
US11644046B2 (en) 2018-01-05 2023-05-09 Aurora Flight Sciences Corporation Composite fan blades with integral attachment mechanism
US11346363B2 (en) 2018-04-30 2022-05-31 Raytheon Technologies Corporation Composite airfoil for gas turbine
US11009036B2 (en) * 2018-08-30 2021-05-18 Raytheon Technologies Corporation Fan blade having closed metal sheath
US10837286B2 (en) 2018-10-16 2020-11-17 General Electric Company Frangible gas turbine engine airfoil with chord reduction
US10746045B2 (en) 2018-10-16 2020-08-18 General Electric Company Frangible gas turbine engine airfoil including a retaining member
US11111815B2 (en) 2018-10-16 2021-09-07 General Electric Company Frangible gas turbine engine airfoil with fusion cavities
US10760428B2 (en) 2018-10-16 2020-09-01 General Electric Company Frangible gas turbine engine airfoil
US11434781B2 (en) 2018-10-16 2022-09-06 General Electric Company Frangible gas turbine engine airfoil including an internal cavity
US11149558B2 (en) 2018-10-16 2021-10-19 General Electric Company Frangible gas turbine engine airfoil with layup change
US11359500B2 (en) 2018-10-18 2022-06-14 Raytheon Technologies Corporation Rotor assembly with structural platforms for gas turbine engines
US11136888B2 (en) 2018-10-18 2021-10-05 Raytheon Technologies Corporation Rotor assembly with active damping for gas turbine engines
US10822969B2 (en) * 2018-10-18 2020-11-03 Raytheon Technologies Corporation Hybrid airfoil for gas turbine engines
US11092020B2 (en) 2018-10-18 2021-08-17 Raytheon Technologies Corporation Rotor assembly for gas turbine engines
US11306601B2 (en) 2018-10-18 2022-04-19 Raytheon Technologies Corporation Pinned airfoil for gas turbine engines
US10774653B2 (en) 2018-12-11 2020-09-15 Raytheon Technologies Corporation Composite gas turbine engine component with lattice structure
KR102076827B1 (ko) * 2019-06-28 2020-02-12 국방과학연구소 복합재료를 이용한 일체형 접이식 날개 및 이의 제조 방법
US11215054B2 (en) 2019-10-30 2022-01-04 Raytheon Technologies Corporation Airfoil with encapsulating sheath
US11466576B2 (en) 2019-11-04 2022-10-11 Raytheon Technologies Corporation Airfoil with continuous stiffness joint
US11073030B1 (en) 2020-05-21 2021-07-27 Raytheon Technologies Corporation Airfoil attachment for gas turbine engines
US11898464B2 (en) * 2021-04-16 2024-02-13 General Electric Company Airfoil for a gas turbine engine
US11674399B2 (en) 2021-07-07 2023-06-13 General Electric Company Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy
US11668317B2 (en) 2021-07-09 2023-06-06 General Electric Company Airfoil arrangement for a gas turbine engine utilizing a shape memory alloy
FR3126729A1 (fr) * 2021-09-08 2023-03-10 Safran Aircraft Engines Aube comprenant une structure en matériau composite et procédé de fabrication associé
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Also Published As

Publication number Publication date
DE69203444T2 (de) 1996-04-11
EP0570527A1 (de) 1993-11-24
WO1992014646A1 (en) 1992-09-03
JPH06505682A (ja) 1994-06-30
US5129787A (en) 1992-07-14
EP0570527B1 (de) 1995-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee