SE341335B - - Google Patents

Info

Publication number
SE341335B
SE341335B SE09409/68A SE940968A SE341335B SE 341335 B SE341335 B SE 341335B SE 09409/68 A SE09409/68 A SE 09409/68A SE 940968 A SE940968 A SE 940968A SE 341335 B SE341335 B SE 341335B
Authority
SE
Sweden
Application number
SE09409/68A
Inventor
V Rogers
A Leigh
Original Assignee
Westland Aircraft 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 Westland Aircraft Ltd filed Critical Westland Aircraft Ltd
Publication of SE341335B publication Critical patent/SE341335B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C2027/4733—Rotor blades substantially made from particular materials
    • B64C2027/4736—Rotor blades substantially made from particular materials from composite materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)
SE09409/68A 1968-05-20 1968-07-08 SE341335B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB23885/68A GB1214858A (en) 1968-05-20 1968-05-20 Improvements in or relating to the construction of rotor blades for rotary wing aircraft

Publications (1)

Publication Number Publication Date
SE341335B true SE341335B (xx) 1971-12-20

Family

ID=10202898

Family Applications (1)

Application Number Title Priority Date Filing Date
SE09409/68A SE341335B (xx) 1968-05-20 1968-07-08

Country Status (5)

Country Link
US (1) US3552881A (xx)
DE (1) DE1756929A1 (xx)
FR (1) FR1579886A (xx)
GB (1) GB1214858A (xx)
SE (1) SE341335B (xx)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2234130B1 (xx) * 1973-05-14 1976-04-30 Kamov Nikolai
FR2236725A1 (en) * 1973-07-12 1975-02-07 Scemm Mfg. process for helicopter blades - involves using inflatable bladders to correctly position sections in mould
CA1016524A (en) * 1974-01-03 1977-08-30 Textron Inc. Helicopter rotor blade
US4022546A (en) * 1974-01-03 1977-05-10 Textron, Inc. Helicopter rotor blade
US3874820A (en) * 1974-04-08 1975-04-01 United Aircraft Corp Hingeless in-plane rotor blade design
US4120610A (en) * 1974-05-16 1978-10-17 Textron, Inc. Helicopter blade structure
US4037988A (en) * 1974-11-25 1977-07-26 The Boeing Company Flexure having pitch flap coupling
US4028003A (en) * 1976-04-12 1977-06-07 United Technologies Corporation Torsionally compliant helicopter rotor blade with improved stability and performance characteristics
US4316701A (en) * 1976-08-30 1982-02-23 The Boeing Company Composite aerodynamic rotor blade assembly
US4095322A (en) * 1976-08-30 1978-06-20 The Boeing Company Method of fabricating a composite aerodynamic rotorblade assembly
US4148594A (en) * 1977-06-10 1979-04-10 Ssp Agricultural Equipment, Inc. Fan blade for wind machines
US4275994A (en) * 1978-04-03 1981-06-30 Textron, Inc. Roll formed blade structure
US4295790A (en) * 1979-06-21 1981-10-20 The Budd Company Blade structure for use in a windmill
SE446847B (sv) * 1984-02-14 1986-10-13 Harald Unden Laminerad konstruktionsdel
US4738594A (en) * 1986-02-05 1988-04-19 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Blades for axial fans
US5378109A (en) * 1990-09-28 1995-01-03 The Boeing Company Co-cured composite fan blade and method
US5248242A (en) * 1990-09-28 1993-09-28 The Boeing Company Aerodynamic rotor blade of composite material fabricated in one cure cycle
US5954766A (en) * 1997-09-16 1999-09-21 Zadno-Azizi; Gholam-Reza Body fluid flow control device
GB0815567D0 (en) * 2008-08-28 2008-10-01 Rolls Royce Plc An aerofoil
US20100104446A1 (en) * 2008-10-28 2010-04-29 General Electric Company Fabricated hybrid turbine blade
EP2256034B1 (en) * 2009-05-27 2011-12-14 Eurocopter Deutschland GmbH Rotor blade as fibre composite profile body and method of manufacture therefor in resin injection technology
FR2977235B1 (fr) 2011-06-30 2013-07-12 Eurocopter France Pale de rotor, et aeronef
FR2980514B1 (fr) * 2011-09-23 2018-01-05 Flakt Solyvent-Ventec Pale de machine tournante a structure modulaire renforcee
WO2014081355A1 (en) 2012-11-20 2014-05-30 Saab Ab An erosion protection strip for a leading edge of an airfoil article
US10807705B2 (en) * 2017-03-24 2020-10-20 Bell Helicopter Textron Inc. Adaptable rotor blade design for performance flexibility
US11046420B2 (en) * 2019-10-23 2021-06-29 The Boeing Company Trailing edge flap having a waffle grid interior structure

Also Published As

Publication number Publication date
US3552881A (en) 1971-01-05
DE1756929A1 (de) 1971-11-18
GB1214858A (en) 1970-12-09
FR1579886A (xx) 1969-08-29

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