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US20110278397 |
ALUMINUM-COPPER-LITHIUM ALLOY FOR A LOWER WING SKIN ELEMENT
The present disclosure relates to an alloy containing aluminum including, as a % by weight, 2.1 to 2.4% of Cu, 1.3 to 1.6% of Li, 0.1 to 0.5% of Ag, 0.2 to 0.6% of Mg, 0.05 to 0.15% of Zr, 0.1 to... |
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US20110031349 |
Pinned lug joint
A pinned lug joint comprising: a first part comprising two first lugs projecting from a bridge which extends between them; a second part pivotally coupled to the first part, the second part... |
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US20130001360 |
BRACKET
An integrated bracket assembly for attachment to a convex outer corner surface of a torsion box of an aerofoil structure, the bracket assembly comprising a bracket strip having a plurality of... |
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US20140048652 |
HIGHLY INTEGRATED INNER STRUCTURE OF A TORSION BOX OF AN AIRCRAFT LIFTING SURFACE
The invention provides a method for manufacturing a monolithic torsion box inner structure (40) of an aircraft lifting surface comprising the following steps: a) providing a set of laminated... |
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US20110042524 |
PASSIVE ADAPTIVE STRUCTURES
Morphing an aerodynamic body's geometry in situ can optimize its aerodynamic properties, increasing range, reducing fuel consumption, and improving many performance parameters. The aerodynamic... |
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US20110049297 |
AEROFOIL WITH EROSION RESISTANT LEADING EDGE
The present invention relates to an aerofoil having an erosion resistant leading edge. The aerofoil comprises an aerofoil main body portion and a leading edge portion. The leading edge portion... |
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US20130105629 |
Multi-Spar Port Box Joint
A method for connecting a wing. A frame for a wing may be positioned relative to a fuselage of an aircraft. The frame may have bays and comprise a front spar, a rear spar, and a number of spars... |
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US20120043422 |
Multi-Spar Port Box Joint
A method for connecting a wing. A frame for a wing may be positioned relative to a fuselage of an aircraft. The frame may have bays and comprise a front spar, a rear spar, and a number of spars... |
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US20090078825 |
METHOD FOR MANUFACTURING AND ATTACHMENT OF WING FAIRINGS
A method and apparatus for manufacturing and installing a fairing on an aircraft. In one advantageous embodiment, a composite fairing is installed on the aircraft. A composite sheet having a form... |
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US20110260004 |
Parachute with One-Way Valve Device
A multi-celled ram-air parachute possessing one or more internal one-way valved air passages between at least two parachute cells to maintain positive air pressure within the parachute for the... |
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US20110147523 |
PIPE COUPLING DEVICE FOR AIRCRAFT WING
An aircraft wing comprising first and second fuel pipe segments which are coupled together with a pipe coupling device comprising a corrugated tube formed from an elastomer filled with conductive... |
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US20140209744 |
Box Structures for Carrying Loads and Methods of Making the Same
There is provided a box structure for carrying load having upper and lower composite integrated sandwich panels. The panels have facesheets sandwiching one or more core portions and adjacent dense... |
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US20120037755 |
WING STRUCTURE
A wing structure is provided, wherein the wing structure comprises; an upper covering, a lower covering, and a spar, the spar comprising; a spar web, an upper spar cap attached to the upper... |
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US20140054420 |
PASSIVE LOAD ALLEVIATION FOR A FIBER REINFORCED WING BOX OF AN AIRCRAFT WITH A STIFFENED SHELL STRUCTURE
Awing box of an aircraft with a stiffened shell structure, consisting of fiber reinforced material includes a skin for absorbing shear loads, and several stringers arranged on the inner side of... |
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US20120138746 |
OBLIQUE PANEL AT THE REAR OF A CENTRAL BOX OF AN AIRCRAFT FUSELAGE
An aircraft structure includes a wing spar (10), with orbital frames (24, 24′, 24″) arranged in transverse planes, right and left horizontal spars (26) connected to the wing spar (10) at the upper... |
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US20140117158 |
AIRCRAFT WING WITH WING TIP DEVICE
An aircraft wing assembly comprising a wing (2) having a wing box structure including an upper wing cover (7) and a lower wing cover (8), and a wing tip device (1) attached to the outboard end of... |
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US20130277499 |
AIRCRAFT AIRFOIL, AND AN AIRCRAFT PROVIDED WITH SUCH AN AIRFOIL
An airfoil (10) having a main structure (15) including at least one spar (16) and a front structure (20) forming a leading edge (21), said airfoil (10) having an empty space (25) between said main... |
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US20140138486 |
OPTIMIZED TORSION BOX FOR AN AIRCRAFT
The invention provides an aircraft lifting surface with a torsion box (13) of a composite material comprising an upper skin (21), a lower skin (23), a front spar (18), a rear spar (20), one or... |
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US20130228645 |
WING FOR AN UNMANNED AIRCRAFT
A single wing for an unmanned aircraft adapted for image acquisition, surveillance or other applications consists of a ribbed frame and a foam wherein the ribbed frame is integrated during molding... |
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US20120012712 |
AIRCRAFT ASSEMBLY AND SPAR
An aircraft assembly comprising: a pair of covers; a spar web extending between the covers in a thickness direction, the spar web having a length which extends in a span-wise direction; and a... |
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US20110095133 |
COVER TRAILING EDGE PROFILE
An aircraft wing assembly, comprising a front spar, a rear spar, and upper and lower wing covers extending between the front and rear spars, wherein the upper and/or lower wing cover overhangs the... |
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US20110168850 |
AEROFOILS
A two element aerofoil, and wing element based thereon, is provided, including a primary aerofoil element including a leading edge of the aerofoil and a secondary aerofoil element including a... |
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US20140284424 |
COMPONENT HAVING A BOX STRUCTURE FOR AN AIRPLANE AIRFOIL
The present invention relates to a panel, especially for a component having a box structure in an airplane airfoil, comprising a surface shaped body and grid-like reinforcement bars protruding... |
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US20140061385 |
Bonded Composite Aircraft Wing
A unitized composite aircraft wing includes upper and lower composite laminate wing skins that have differing stiffnesses and are bonded to a composite grid structure. The grid structure includes... |
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US20140374536 |
AIRCRAFT WING
A wing including a spar, a box shaped sleeve in the spar running substantially the entire length of the wing, a skin affixed to spar and to the corners of the sleeve and shaped to from a leading... |
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US20050230036 |
Lightweight airfoil and method of manufacturing same
A lightweight airfoil having a skin over a frame, and manufacturing process therefore, in which the airfoil is formed by coring a sheet of support material, attaching skin material to the cored... |
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US20120223183 |
AEROSPACE ARTICLES MADE FROM QUASI-ISOTROPIC CHOPPED PREPREG
Quasi-isotropic chopped prepreg is used to make parts found in aerospace vehicles. Exemplary aerospace parts that are made using quasi-isotropic chopped prepreg include aircraft window frames,... |
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US20110011975 |
Aerospace articles made from quasi-isotropic chopped prepreg
Quasi-isotropic chopped prepreg is used to make parts found in aerospace vehicles. Exemplary aerospace parts that are made using quasi-isotropic chopped prepreg include aircraft window frames,... |
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US20150041590 |
AIRFOIL WITH A TRAILING EDGE SUPPLEMENT STRUCTURE
An airfoil includes a main portion formed of a base material and having an inner core comprising a hollow region. Also included is a trailing edge region of the main portion. Further included is a... |
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US20080245928 |
METHODS AND SYSTEMS FOR COMPOSITE STRUCTURAL TRUSS
Methods and structures for a composite truss structure are provided. The structure includes a web formed of a plurality of sheets of composite material, each sheet including a first face and an... |
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US20110215201 |
STRUT SYSTEM FOR THE STABILIZATION OF THE SHELL OF AN AERODYNAMIC AIRCRAFT COMPONENT FOR A COMMERCIAL AIRCRAFT
The invention relates to a strut system for the stabilisation of the shell (2) of an aerodynamic aircraft component in a commercial aircraft, comprising a pair of connection supports (4a, 4b)... |
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US20060118675 |
Transformable fluid foil with pivoting spars and ribs
An adjustable fluid foil. The fluid foil includes one or more adjustable spars that are connected to one or more adjustable ribs. A deformable surface substantially houses the one or more... |
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US20130320142 |
Bonded Composite Airfoil and Fabrication Method
An airfoil includes at least one precured composite spar having a web and at least one flange integrated with an end of the web. A precured composite skin is attached to the spar by adhesive... |
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US20140299713 |
VENT MEMBER, WING PANEL, AND MAIN WING FOR AIRCRAFT
An opening portion of a vent member is prevented from being blocked, and thus ventilation is reliably performed. A plurality of opening portions (40A, 40B) are formed in a single vent stringer... |
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US20140145031 |
Vertically Integrated Stringers
Apparatus and methods provide for the reinforcement of various components of an aircraft utilizing vertically-oriented circumferential stringers. According to embodiments described herein, barrel... |
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US20090084899 |
COMPOSITE WING-BODY JOINT
Embodiments of integral composite panels and joints for composite structures are described In one implementation, an integrated panel spanning substantially the entire wingspan of an aircraft,... |
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US20090121074 |
WING LOAD ALLEVIATION STRUCTURE
A wing load alleviation structure for use on an aircraft, comprising a front spar, wherein the front spar includes a plurality of alternating rigid spar structures and inflatable spar structures;... |
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US20080067292 |
VORTEX GENERATOR AT HOT GAS OUTPUT
In order to reduce the surface of a support mast (2) of an aircraft engine in contact with the hot exhaust gases (18) of said engine, a vortex-generating device (24) is positioned on the surface... |
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US20090277996 |
Wing and empennage leading edge structure made of thermoplastic material with a stiffened double shell configuration
A leading edge structure is described for wing structures and empennage, comprising an outer shell suitable to define a front portion of a airfoil. The outer shell is formed by a bent plate of... |
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US20130082142 |
TAIL CAPABLE OF IMPROVING ANTI-BIRD STRIKE PERFORMANCE OF AIRCRAFT
The present invention relates to a tail for improving anti-bird strike performance of an aircraft. A leading edge reinforcement having a shape of an isosceles triangle is located inside a tail... |
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US20110174927 |
AIRCRAFT COMPONENT WITH PANELS STIFFENED WITH STRINGERS
Aircraft component with panels (11) stiffened with stringers (15) configured with a central section (17) and some feet (19) in which there are zones of potential intersections or interferences of... |
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US20080283675 |
RIB STRUCTURE FOR TORSION BOXES OF A WING OR HORIZONTAL STABILISER OF AN AIRCRAFT
Rib structure for a torsion box of an aircraft wing or a horizontal stabiliser. The structure comprises a center element which extends between the front spar and the rear spar of the torsion box,... |
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US20090224102 |
Aircraft Wing and Fuselage Structure
A structure protected from premature buckling for resisting multiple bending forces resulting from design loads in which the resulting structural configuration is determined by the force... |
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US20090121082 |
Method of locally reinforcing a composite element and reinforced aircraft wing structure central box section
A method of locally reinforcing an element made of composite material having a longest dimension, such as a composite beam, which is intended to bear multidirectional forces. To do that, at least... |
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US20080305000 |
ALUMINUM-MAGNESIUM-SILVER BASED ALLOYS
Al—Mg—Ag wrought products and methods of making such products useful in aircraft applications. The Al—Mg—Ag wrought products have improved strength when compared to traditional AA5XXX alloys. The... |
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US20130320141 |
SEAL ASSEMBLY FOR AN AIRCRAFT WING
A wing assembly for an aircraft comprising a spar, a wing cover and a rib; wherein the spar has a web portion and a flange portion joined by a radius corner; wherein a gap is formed at an... |
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US20130299636 |
KEEL BEAM OF AN AIRCRAFT
A keel beam connected to a central wing box of an aircraft and ensuring the connection between a front structure and a rear structure of an aircraft is characterized in that it includes, on the... |
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US20110049298 |
LEADING EDGE ELEMENT OF AIRCRAFT, METHOD FOR MANUFACTURING ONE, WING AND STABILIZER
A leading edge element, a method for manufacturing one, and an aircraft wing and stabilizer furnished with the leading edge element. The leading edge element is an elongate piece that comprises a... |
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US20090314892 |
AIRPLANE WING STRUCTURE
A rib of an airplane wing is prevented from deforming due to a machining load when machining a rivet hole in parts where the rib and a skin are joined. With regard to a rib that provides a... |
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US20080029645 |
Tooling for insulating aircraft stringers and method
To an aircraft stringer, a strap is inserted lengthwise through a stringer of an aircraft fuselage, a first end of the strap is secured to a first end of a length of insulation, and the first end... |