Abstract: A vehicle front section structure comprising a side rail extending along a vehicle front-rear direction at a vehicle width direction outside of a vehicle front section, the side rail including a bent portion at the vehicle rear side of a front tire, and the bent portion bending toward the vehicle width direction outside on progression from the vehicle front toward the vehicle rear; and a projection projecting out from the bent portion toward the vehicle width direction outside, and having an angled face angled toward the vehicle width direction outside on progression from the vehicle front toward the vehicle rear at a face of the projection facing the front tire.

Abstract: A chassis includes a chassis body and a protective device. The chassis body has a sliding rail. The sliding rail includes a main body and a bending portion at a curved extension from the main body. The bending portion is positioned adjacent to a head of the automotive. The protective device includes a protective member coupled with the bending portion. The protective member is capable of moving relative to the chassis body along the sliding rail when the protective member suffers a collision. This disclosure also supplies an automotive.

Abstract: The present invention in one or more embodiments provides a vehicle roof structure which includes a cast node including a pillar portion for receiving a pillar and a roof-rail portion for receiving a roof rail, the roof-rail portion having first and second ends, which may have a closed first cross-section and a closed second cross-section, respectively. The closed first cross-section may be different from the closed second cross-section such that the first and second ends are to receive two individual roof rails of different dimensions. The closed first cross-section may be larger in opening dimension than the closed second cross-section, when the first end is positioned closer to a front of the vehicle than the second end.

Abstract: The present invention is predicated upon the provision of systems and methods for reinforcement of a structural member. More particularly, the present invention is predicated upon unique carrier configurations and application of reinforcing material thereto. In one configuration, the application of reinforcing material is achieved without the use of fasteners, adhesives, or both, for placement, locating and restrictive movement of the reinforcing material onto the carrier.

Abstract: An inner panel of a vehicle hood has a 0.2% proof stress of 70 MPa or more and 120 MPa or less after assembling of the inner panel and completion of bake coating. An outer panel has a 0.2% proof stress of 150 MPa or more. The outer panel is made of JIS 5000 or 6000 series aluminum alloy plate material, and the inner panel is made of a JIS 3000 series aluminum alloy plate material. The inner panel has hat-shaped main beads arranged in a center portion. An elongation amount (L?L0)/L0 determined by cross-section line length L of a concave or convex portion of the main bead projected from the surface of the center portion and a line length L0 of a line segment linearly connecting ends of the portion is 0.4 ? to 0.6 ? to a breaking elongation ? in uniaxial tensile deformation.

Abstract: A foldable vehicle may include a front floor coupled with front wheels and a rear floor coupled with rear wheels, wherein the front floor and the rear floor increase or decrease a wheelbase of the vehicle by sliding over and under each other, a windshield part hinged to the front floor to turn forward or backward, a rear cabin part hinged to the floor part to turn forward or backward, and a roof part hinged to an upper end of the windshield part and hinged to an upper end of the rear cabin part, wherein the roof part may be configured to be stowed inside the vehicle when the windshield part and the rear cabin part may be folded inward, and may be configured to be exposed to the outside to form a roof of the vehicle when the windshield part and the rear cabin part may be unfolded outward.

Abstract: A service body mountable on a truck chassis where compressed air tanks are mounted to the service body frame. The compressed air tanks being contained within a mounting envelope defined as the volume between the frame rails of the service body. The mounting envelope further defined as the volume between a first plane formed by the top surface of the service body frame rails and a second plane formed by the bottom surface of the service body frame rails.

Abstract: A system using pairs of symmetrical aerodynamic devices (1) and (2) that affects the axial, the lateral response and handling of road vehicles. The symmetrical, dihedral revolving surfaces are controlled in an active and adaptive way, and are deployed independently, or in tandem, as a result of the drivers' control inputs (steering and braking), affecting the formation of the trailing vortices generated by the vehicle. Depending on the rotation of the devices, about axes (16) and (17), the concave and/or the convex sides of the aerodynamic surfaces, which are created by the dihedral angle (9), are exposed to the on-coming air flow. Their angular positioning, their orientation, and the semi-permeable condition of their central cavities (13), via the central cavity relief openings (11) and holes (14), determine the generation of drag and side forces differentially, by affecting the formation of the trailing vortices, and thus affecting the vehicles' handling.

Abstract: A spoiler device for a vehicle includes a spoiler, a support mechanism supporting the spoiler, the support mechanism adjusting the spoiler to be positioned at a deployed position where the spoiler protrudes from an outer surface of the vehicle, the support mechanism adjusting the spoiler to be positioned at a retracted position where the spoiler is retracted within a housing recessed portion, the housing recessed portion being formed at the outer surface of the vehicle, a fixing member fixing the spoiler to the support mechanism, and a first tubular member and a second tubular member into which the fixing member is inserted, the first tubular member being provided with a first threaded portion at a first circumferential surface, the second tubular member being provided with a second threaded portion at a second circumferential surface, the first threaded portion and the second threaded portion being threadedly engaged with each other.

Abstract: A crawler vehicle has a body and at least one left and one right track roller unit. The track roller units are connected to the body via a machine axis. The track roller units comprise a first and a second guide roller as well as a first and a second supporting arm on which the guide rollers are mounted. The first and the second supporting arms of each roller unit are mounted to be pivotable independently of one another about the machine axis.

Abstract: In vehicle track-module apparatus including a module frame, a drive wheel rotatable with respect to the frame, ground-engaging leading and trailing wheels, at least one ground-engaging bogie wheel, and an endless track extending around the wheels and driven by its engagement with the drive wheel, the improvement comprising: (a) a leading suspension arm rotatable with respect to the frame and extending forwardly to a distal end at which a leading-wheel assembly is rotatably attached and rearwardly to a rearward suspension end; (b) a trailing suspension arm rotatable with respect to the frame and extending rearwardly to a distal end at which a trailing-wheel assembly is rotatably attached and forwardly to a forward suspension end; (c) a bogie assembly having a bogie mount and the at least one bogie wheel rotatable with respect thereto; and (d) leading and trailing suspension elements rotatably attached to and extending from the rearward and forward suspension ends, respectively, to rearward and forward rotatabl

Abstract: A rig movement and rotation assembly, which includes a first pair of vertical lifting jacks and a second pair of vertical lifting jacks. Each of the vertical lifting jacks has an upper end connected to a rig substructure and a lower end. A roller assembly is connected to the lower end of each of the vertical lifting jacks with each roller assembly rotatable on an axis. A steering cam arm bracket extends from each roller assembly. A first connecting link joins the steering cam arm brackets from the first pair of lifting jacks together and a second connecting link joins the steering cam arm brackets from the second pair of lifting jacks together. An actuator extends or retracts the length of each of the connecting links. A skid jack for each of the vertical lifting jacks engages with the roller assembly.

Abstract: The present invention is to provide a turn signal lamp for bicycle, which includes a casing having a front side made of transparent material, a circuit board disposed inside the casing, a battery electrically connected to the circuit board, a light indication switch disposed close to a handle of the bicycle and configured to generate an operation signal to the circuit board according to a user's operation, a light source plate disposed inside the casing and each having light units disposed thereon for receiving power and control signal from the circuit board and enabling the light units to emit light constantly or blinkingly, and at least one light guide plate disposed inside the casing and configured to form at least two surface lights from point lights emitted by the light units, so as to produce a light indication of turning right or left through the front side of the casing.

Abstract: An article storage structure for an automatic two-wheeled vehicle 1 includes a cover member 20 which covers a vehicle external side, an article storage portion 30 which is disposed inside the cover in ember 20 and enables to store an article, and a lid member 31 which opens or closes an opening portion 30a of the article storage portion 30. A pivot 31b which defines a rotational axis C along an external surface 31s of the lid member 31 is provided in the lid member 31. A rotary damper 50 is provided on the rotational axis C and engaged with one end portion 31be of the pivot 31b so as to dampen a rotation of the lid member 31.

Abstract: A protective and decorative shell that securely fits onto and covers motorcycle horn covers is disclosed and claimed. The shell of the present invention can be manufactured using thermoplastic or thermo-softening plastic, allowing for molding and pliability above specific temperatures, resulting in a resistant shell upon cooling. The device of the invention can be fabricated in a variety of shapes and thicknesses, thus allowing control of the resulting weight. Another advantage of the chosen materials is the ability to paint, print, etch or cut numerous designs, logos or other decorative symbols on the exposed shell. The shell is shaped to match the shape of a prior art motorcycle horn cover and snaps or screws into place over the horn cover. The shell has an opening that matches the placement of the opening on the horn cover so that the horn's sound is not muffled.

Abstract: A motor vehicle includes a body having an interior which houses a spare wheel of the motor vehicle, a seat and removable headrest of the motor vehicle, and removable accessories stored in the motor vehicle. The removable accessories include at least a collapsible frame and a geared drive mechanism. The frame, the spare wheel, the removable headrest and the drive mechanism can be assembled together to form a bicycle which is separate from the motor vehicle.

Abstract: At least one slide block is installed on the saddle pole for optimal guiding, as far as possible free of play, of a saddle pole in a cladding tube, at the lower end of the saddle pole. The slide block(s) engage in a groove-shaped recess in the cladding tube, said groove-shaped recess of the cladding tube having at least one length, which corresponds to the requested adjustment stroke of the saddle pole. At least one contact surface of the saddle pole, on which a planar slide block is installed, is planar and the side of the planar slide block, which is installed on the saddle pole with the planar contact surface, also has a planar surface.

Abstract: A combination triathlon aero handlebar and stem assembly or handlebar assembly incorporating several innovations is described. Clamp bolt sections for securing the extension bars are located behind a streamlined spacer to reduce frontal area. The design of the extension bar clamps permit tightening and loosening from above through the elbow rest platforms without the removal of the platforms. Streamlined height spacers used to adjust the height of the extension bars include a groove along their trailing edges in which a wire from a electronic shifter can be received. The stem portion of the includes an internal cavity in which the junction box of a electronic shifting system can be received. The streamlined stem height spacers include a path to receive and pass the front brake cable and housing therethrough and include slots that permit the removal and installation of a spacer without disconnecting and unthreading the brake cable.

Abstract: A spacer for positioning between a head tube of a bicycle frame and a front wheel fork of the bicycle. The spacer includes an annular body defines a center axis and extends axially between annular upper and lower spacer surfaces. A bore extends axially through the body concentrically with the center axis between a first opening in the annular upper spacer surface and a second opening in the annular lower spacer surface. The annular upper spacer surface includes a radially outer planar rim and an engagement flange disposed radially inwardly from the planar rim, the engagement flange projecting axially upwardly from the planar rim and circumscribing the opening. The planar rim and the engagement flange abut complementary surfaces on a lower mating surface of the head tube and form a seal with the head tube upon being engaged therewith.

Abstract: A plurality of protective cover assemblies and methods for protecting the front brake-side axle clamp and the front non-brake-side axle clamp of a motorcycle. A brake-side plastic cover plate is shaped to cover the brake-side axle clamp and brake caliper support and is coupled to the brake-side axle clamp utilizing existing brake-side axle clamp pinch bolt holes. A non-brake-side plastic cover plate is shaped to cover the non-brake-side axle clamp and is coupled to the non-brake-side axle clamp utilizing existing non-brake-side axle clamp pinch bolt holes. The cover assemblies deflect and absorb impact forces that would otherwise impact the axle clamps and the brake caliper support.

Abstract: An adjustable rear wheel dropout system includes an over center clamp, toggle clamp or four bar link mechanism to tension a bicycle's chain or belt drive system. A toggle clamp system moves the rear axle as needed to achieve the desired tension in the chain or belt. The over center toggle clamp system is also useful in facilitating the repeatable reinstallation of a rear wheel in a predetermined position. A wheel skewer system secures or locks the adjustable rear wheel dropout in the desired location. The dropout system includes a chain stay adjustment area or void to allow the wheel skewer to be inserted though the dropout. After the end position is secured by the toggle system, the wheel skewer further secures the dropout position as the wheel skewer is tightened to secure the wheel to the bicycle.

Abstract: In a rear wheel suspension structure of a motorcycle includes a body frame, a swing arm swingably supported by the body frame through a pivot shaft and a drive shaft for transmitting drive power to a rear wheel. A drive shaft insertion hole is formed in the swing arm with the drive shaft being inserted in the insertion hole. The pivot shaft is arranged so as to overlap with the drive shaft insertion hole in a side view. The pivot shaft is provided as a one-side supporting shaft. Another-side supporting shaft is provided independent from each other on the left and right. A thrust bearing and a radial bearing are arranged between the swing arm and the one-side supporting shaft as well as the another-side supporting shaft provided in the swing arm.

Abstract: A bicycle rim brake is basically provided with first and second brake arms and a hydraulic actuation device. The first brake arm has a first coupling portion, a first actuated portion and a first mounting portion. The first coupling portion includes a first mounting fastener defining a first pivot axis of the first brake arm. The first mounting portion mounts a first friction member. The second brake arm has a second coupling portion, a second actuated portion and a second mounting portion. The second coupling portion includes a second mounting fastener defining a second pivot axis of the first brake arm. The second mounting portion mounts a second friction member. The hydraulic actuation device includes first and second pistons movably disposed in a cylinder housing and operatively coupled to the first and second actuated portions on the first and second brake arms, respectively.

Abstract: A bicycle hydraulic operating device comprises a bracket, a hydraulic cylinder, a piston, a lever, a fluid reservoir, and a lid. The bracket is configured to be mounted to a bicycle handlebar. The piston is movably disposed within the hydraulic cylinder. The lever is pivotally provided around a pivot axis relative to the bracket and is operatively coupled to the piston to move the piston within the hydraulic cylinder in response to pivotal movement of the lever. The fluid reservoir is disposed on the bracket and having an opening configured to face substantially in a downward direction in a state where the bracket is mounted to the bicycle handlebar. The lid is configured to cover the opening of the fluid reservoir.

Abstract: A bicycle pedal comprises a pedal axle, a pedal body, a first sub member, a first clamping member, a second clamping member, a biasing structure, and a restricting structure. The first sub member is movable relative to the pedal body about a first pivot axis between a first position and a second position. The first clamping member is movable relative to the first sub member about a second pivot axis between a third position and a fourth position. The restricting structure is configured to restrict the first sub member from pivoting about the first pivot axis relative to the pedal body toward the second position.

Abstract: The disclosure herein provides systems for a versatile electric bicycle that is configured to be easily adapted to accommodate various needs and requirements. In certain embodiments, the foregoing may provide features and/or models that are configured to be easily adapted to accommodate parts of varying dimensions, different seating configurations, and/or particular laws and regulations of different jurisdictions.

Abstract: The invention relates to a multiple sprocket assembly with a plurality of sprockets with different numbers of teeth for assembly on a rear axle of a bicycle, comprising a base body, on which at least a part of the plurality of sprockets is provided, as well as a support ring that is connected to or can be connected to the base body in a torque-transmitting manner. It is further provided thereby that the base body and the support ring are configured on their radially inner region respectively with a radial inner bearing section for rotatable bearing on a rear axle of the bicycle and that the support ring has at least one torque transmission section configured separately from the bearing section for transmitting a torque from the multiple sprocket assembly to a hub body.

Abstract: A rotatable annular bicycle component comprises an outer annular member, an intermediate supporting member, and a hub engaging member. The outer annular member comprises a first material. The outer annular member is attached to the intermediate supporting member. The intermediate supporting member comprises a second material different from the first material. The hub engaging member is configured to be attached to the intermediate supporting member and is configured to engage with a bicycle hub assembly. The hub engaging member comprises a third material different from the second material.

Abstract: In one embodiment of the invention, a boat is provided which includes a deck; a plurality of pontoons extending in a direction parallel to a longitudinal axis of the deck, the deck being attached to the pontoons; and a hull portion attached to and extending from one of the pontoons. The hull portion extends outwardly to a distance wider than the pontoon to which it is attached, and the hull portion extends farther rearwardly than any of the pontoons.

Abstract: The invention describes a device for controlling trim and/or steering of a boat, ship or vessel having an actuator, an actuating means and an interceptor member, wherein the actuator acts upon the actuating means, which acts upon said interceptor member such that the interceptor member is linearly displaceable between a retracted and an extracted position. Further, the actuating means is displaceable in a first direction and acts upon a first and a second crankshaft, wherein the first and second crankshafts are arranged such that they rotate in opposite direction relative to each other when the actuating means acts thereon. Thereafter the first and second crankshafts interact with the interceptor member such that a rotation of the first and second crankshafts consequently lead to a displacement of the interceptor member between the refracted and the extracted position, wherein the displacement of the interceptor member is perpendicular to the first direction.

Abstract: A vessel comprising a hull having a length, a main deck located above and rigidly connected to the hull and at least one beam extending substantially along the length of the hull at a position spaced above the deck, wherein the beam is rigidly connected to and longitudinally reinforces the deck and the hull.

Abstract: Fall protection structures are disclosed relating to nautical vessels that include a deck with a kevel and timberhead positioned on the deck, a post mechanically attached to the kevel and rising above the deck having middle and upper attachment points on the post, another post mechanically attached to the timberhead and rising above the deck having middle and upper attachment points, a rail connecting the middle attachment points, and another rail connecting the upper attachment points.

Abstract: The collapsible triangular watercraft tow device provides for towing an object or device behind a tow watercraft. The triangular shape provides best portability combined with superior towing characteristics and basic, inexpensive construction and sale. The pivot hinge and adjustable length of the device further accommodate various tow watercraft and towed objects and watercraft.

Abstract: Provided is a LNG storage tank of a membrane type mounted on a LNG-FPSO or a LNG carrier, wherein volumetric efficiency is high and sloshing does not easily occur at the time of heavy weather. In order to solve this problem, a membrane-type tank is composed of a main tank under a deck and a box-shaped head tank on the deck. These main and head tanks communicate with each other via a hole opened in the deck to form one tank. The main tank is formed by forming a heat insulation layer on inner sides of a double bottom and left and right longitudinal bulkheads and further by liquid-tightly covering the top by a membrane of Invar or the like. Similarly, the head tank also has a heat insulation layer and a membrane provided on its inner surface.

Abstract: This floating support (1) for an offshore structure, in particular such as a wind turbine, of the type including means in the form of a support mast (2), the upper part of which is associated with the structure and the lower part of which is associated with means in the form a float (3), is characterized in that the means in the form a float (3) comprise means in the form of a cage (9, 10, 11) for receiving buoyancy tanks (12).

Abstract: A buoyant structure or floating driller having a hull, a planar keel, a lower frustoconical portion disposed above the planar keel with an inwardly sloping wall and an upper frustoconical portion connected to the lower frustoconical portion with an outwardly sloping wall forming a hull neck. The buoyant structure has a main deck and a moon pool, at least one external tank and a plurality of ballast compartments. The buoyant structure defines a low center of gravity, wherein the combination of the upper frustoconical portion and the lower frustoconical portion provide an inherent stability to the buoyant structure.

Abstract: A multipurpose recreational device designed to be ridden in the prone, kneeling, or seated position. The craft is generally shaped like the front and mid-section of a kayak that was cut in half perpendicular to the longitudinal axis of the craft. The craft is made of a one or more piece construction having a rocker bow in the front so as to ride up on a wave without nosediving. The craft has a displacement hull so the rider can easily maneuver on any water covered surface; liquid or frozen. The craft contains a head cavity/recess in the bow for head protection and can additionally be used for emergency breathing while upside down in the water. The bow also contains vertical handles covered on top by integrated shoulder braces.

Abstract: According to one aspect, embodiments of the invention provide a seat construction for a float, the seat construction comprising an upper layer made of a first plastic material, a lower layer made of a second plastic material, and a middle layer made of a reinforced plastic material, wherein the middle layer is interposed between the upper layer and the lower layer, and wherein the upper layer and the lower layer are bonded together around an outer edge of the seat construction.

Abstract: Wakeboard bindings may comprise a first member configured for connection to a wakeboard. A selective retaining device comprising at least one retaining member may be connected to and disposed at a periphery of the first member. A second member may be rotatable with respect to the first member and may comprise at least one engagement member. The at least one retaining member may be engaged with the at least one engagement member to preclude rotation of the second member in a rotation-precluding position and may be disengaged from the at least one engagement member to permit rotation of the second member in a rotation-permitting position. A releasable step-in connection device comprising a first connection member and a second connection member biased toward a connection position and movable to a release position may be connected to the second member and configured to releasably connect to a foot restraint.

Abstract: A man-overboard rescue and retrieval system includes a net assembly having a pair of laterally spaced apart side ropes and a plurality of net portions, each net portion being constructed of a material that floats, extends laterally between the side ropes, and is spaced apart longitudinally from an adjacent net portion. The system includes a deployment capsule defining an interior space configured to selectively receive the net assembly therein. A launching device includes a framework configured to receive the deployment member. A first compressed air canister is in fluid communication with the launching device and the deployment member and configured to apply force to the deployment member when actuated that is sufficient to propel the deployment member from the launching device. Each net portion includes a net spreader connected to a second compressed air canister for selective inflation thereof so as to spread apart the side ropes and net portions.

Abstract: Apparatus and methods to operationally link (couple/decouple) a plurality of relatively massive, complimentary payload platforms (i.e., suspended machinery and ROV) at relatively deep working depths in an unstable marine environment (water column) while the payload platforms are in-transit. An apparatus includes a suspended machinery, an ROV, a capture collar, an extendable/retractable harpoon, and actuating machinery to controllably effect extension and retraction thereof. A method includes providing an in-transit suspended machinery having a capture collar, providing an in-transit ROV having an extendable/retractable harpoon, approaching the in-transit suspended machinery with the ROV, maneuvering the ROV so as to bring an end of the partially extended harpoon into aligned proximity with the capture collar, and further extending the harpoon so that it securely engages the capture collar.

Abstract: In one embodiment, a general-purpose wireless mobile device having a touch-sensitive screen and executing a remote control application is used to remotely control a vehicle (e.g., a marine vessel). The general-purpose wireless mobile device communicates via a wireless network with an interface (e.g., a server) that is coupled to an electronic control system of the vehicle (e.g., the vessel). In operation, environmental information and/or system status information is collected through the electronic control system, propagated to the interface (e.g., server), and then sent over the wireless network to the wireless mobile device. Similarly, control input is sent over the wireless network to the interface (e.g., server), which passes the information to the electronic control system, which in turn issues appropriate control signals to the vehicle subsystems (e.g., marine subsystems) to control the motion of the vehicle (e.g., the vessel).

Abstract: An outboard motor having an outboard motor body generating a thrust by rotating a propeller that is driven by an engine mounted to the outboard motor and an attachment device for attaching the outboard motor body to a hull. The outboard motor includes a mount device having an upper mount and a lower mount arranged between the outboard motor body and the attachment device for attaching the outboard motor body to the hull and supports an upper portion and a lower portion of the outboard motor body, respectively. The mount device also includes an anti-vibration unit and a displacement restriction unit. The lateral displacement restricting mount section and a member opposing the lateral displacement restricting mount section abut against each other with the abutment surfaces inclined with respect to a longitudinal direction of the outboard motor body.

Abstract: A rudder propeller with an underwater mechanism including a planetary gearing, the planetary gearing including a sun gear, a fixed internal gear and planetary gears, mounted between the sun gear and the internal gear and running on planetary axles of a planet carrier, wherein the planetary gears are mounted on the planetary axles by hydrodynamic slide bearings.

Abstract: An air vehicle such as an airship is provided, having a rounded top portion, and the bottom portion of which has a substantially planar shape, including a region having a smaller inclination, which is referred to as a bottom surface, and the surface area of which is larger than that of an intermediate region having a greater inclination, referred to as an intermediate surface. The general shape produces, due to relative wind, a resulting overall downward force near the ground. The vehicle also includes a device for anchoring same to the ground, the anchoring device being stationary or controllable from the vehicle, located at the front portion of the vehicle, and projecting downward, in particular a ram including a portion which can be expanded by applying a bar against a translatably movable shoulder. Also included is a landing method implementing such a vehicle.

Abstract: A method and apparatus comprising a sealing member, an integral structure associated with the sealing member, and an engagement section extending from the sealing member. The sealing member is configured to be attached to a surface of an object. The sealing member is consolidated with the integral structure. The engagement section is deformable and configured to engage a receiving structure in the object.

Abstract: A window body constituting a window of an aircraft includes an electromagnetic shield film, and a conductive paint is applied to an outer perimeter edge face of the window body. A fixing member secures the window body to an airframe with a gasket seal and a window frame interposed therebetween. The fixing member has a first bonding surface on which a conductive film is formed. The first bonding surface is in direct contact with the gasket seal. An electrical path is formed through the electromagnetic shield film, the conductive paint, the gasket seal, the fixing member, and the window frame.

Abstract: A panel for an aircraft wing, having a sandwich structure in which there is arranged a reinforcing part. When the panel is attached to a bracket so as to be articulated to another element, the reinforcing part is provided in order to distribute, over its entire surface, a force transmitted by the bracket to the panel.

Abstract: A mechanism for changing a shape of a leading edge of an airfoil may include a first rib and a second rib. The first rib may include a plurality of first rib segments. The first rib may move between a first folded shape and a first extended shape. The second rib may include a plurality of second rib segments. The second rib may move between a second folded shape and a second extended shape. An actuator may be coupled to the first rib, the second rib, or both, to move the first rib, the second rib, or both, between their respective folded and extended shapes.

Abstract: A wing fold system may move a second portion of a wing with respect to a first portion of the wing between flight position 301 and folded position 303. A first link may rotate in response to actuating an actuator. A second link may move in response to rotating of the first link. The second portion of the wing may move in response to moving the second link and the second portion may move with respect to the first portion of the wing. One of the first portion and the second portion may be a fixed portion of the wing and the other of the first portion and the second portion may be a wingtip of the wing.