Abstract: A frame covering device with air vents has an upper frame and a lower frame with vertically oriented air vents disposed between them. An upper flange disposed along a top portion of the upper frame has an attachment tab to attach the frame covering device with air vents to a front shock and steering assembly of a three-wheeled motorcycle. A lower attachment slot is disposed in a lower flange and also attaches to the front shock and steering assembly. The upper and lower frames are aerodynamically shaped to aid in laminar air flow to increase efficiency and to improve the aesthetics of the motorcycle.

Abstract: The present invention generally relates to snowmobiles. More particularly, the present invention relates to the components of a snowmobile such as the frame, running boards and various other assemblies.

Abstract: A three-wheeled scooter comprising a footboard is disclosed. The scooter can include a steering column with at least one steering wheel being disposed on the front end of the footboard in the direction of travel, and two running wheels being rotatably mounted, spaced apart from one another with parallel axes, on the rear end of the footboard in the direction of travel. A load platform connected to the footboard is provided above the running wheels. The association of the steering column and the load platform with the footboard is asymmetric in such a way that on the one hand when pushing off with his pushing foot the rider can carry out a push-off movement which is not hindered by the load platform and on the other hand the scooter is largely resistant to tipping both during the pushing off and also during the travel phase even when traveling around curves.

Abstract: A bicycle stem that includes a tubular main body portion with an internal cavity and a first outer casing holder that is configured to hold an end of a first outer casing of a cable. The first outer casing holder is disposed in the internal cavity.

Abstract: A bicycle shifter for pulling and releasing a control cable connected to a gear change mechanism mountable at or near an end of the handlebar that returns to a neutral position after each shift operation to decrease aerodynamic drag encountered by the rider. The shifter includes a takeup member, a control mechanism, a holding mechanism and a return assembly. The takeup member is rotatable about a shift axis for winding and unwinding the control cable thereon in a cable-pull direction and a cable-release direction. The control mechanism is movable in a first direction to rotate the takeup member in the cable-pull direction and in a second direction to rotate the takeup member in the cable-release direction. The holding mechanism retains the takeup member in a selected position and the return assembly returns the control mechanism to the neutral position after each shift operation.

Abstract: A bicycle brake arm includes a sleeve, a brake arm body, first and second abutments and first and second bearing members. The brake arm body has a mounting portion and is rotatably arranged with respect to the sleeve. The first and second abutments are axially arranged with respect to each other on the sleeve. At least a part of the brake arm body is disposed between the first and second abutments. The first bearing member is disposed axially on a first outside of the mounting portion of the brake arm body. The second bearing member is disposed axially on a second outside of the mounting portion of the brake arm body. The first bearing member is axially disposed between the first and second abutments. One of the first and second bearing members includes a roller bearing and the other of the first and second bearing members includes a dry bearing.

Abstract: The present invention provides a chain wheel assembly and chain wheel device using it, wherein the chain wheel device includes a driver, a switching sleeve, plural chain wheels with different diameter sizes, plural connectors, and a fastener. Therein, the driver is connected to a wheel hub of a back wheel of a bicycle for transmitting a torque. One end of the switching sleeve is screwed to the driver. The chain wheels, axially stacked from the largest one to the smallest one, are disposed in a direction from the driver toward the switching sleeve, with sprockets disposed on the periphery of each chain wheel, respectively, for optionally engaging chain. The ring-shaped connectors are coupled between each two of the chain wheels, respectively. The fastener is screwed to the other end of the switching sleeve for axially fixing the switching sleeve.

Abstract: A bicycle electronic system including: a manual command management unit, having a casing configured for being fixed at a handgrip of a bicycle handlebar, that includes at least one first manually actuatable switch and a first processor; a derailleur management unit comprising a second processor; and, a first direct communication channel that connects the first processor and the second processor. In response to the manual actuation of the at least one first switch, the first processor emits a derailleur command signal addressed to the derailleur management unit, and the second processor receives the derailleur command signal from the first processor through the first direct communication channel.

Abstract: The invention relates to a chain catcher used on multiple chainring arrangements on bicycles in combination with a derailleur to prevent the drive chain from slipping off the smallest chainring into the space between the chainring and the bicycle frame. The embodiment of a chain catcher according to the invention permits especially simple mounting and adjustment by using an additional fastening element. The corresponding method includes completion of the positioning, fastening, and adjustment of the derailleur before the chain catcher is installed.

Abstract: In accordance with one embodiment of the present invention, the improved secondary navigation station of the invention comprises a horizontal surface which is suspended above the watercraft by a structural system usually comprised of aluminum tubing or equivalent, which horizontal surface may further comprise a navigation station, a seat structure, and a horizontally sliding cover, which, when it is closed position, operates in concert with said horizontal surface to create a solid weatherproof surface, but when open, allows the user or operator of the watercraft to mount a series of steps such that the user or operator of the watercraft is able to navigate the craft from an elevated position from a standing, leaning, or sitting position. The invention allows for an elevated navigation station and elevated positioning for sighting use for fishing and navigation while maintaining a low center of gravity of the watercraft.

Abstract: This method for discharging liquid from a tank of a stricken ship that is partially out of the water and has at least one technical access includes the following steps: opening the technical access, introducing a rigid pipe into the interior of the tank through the technical access, and placing a lift pump or a suction pump inside the rigid pipe. The lift pump or suction pump can be without a delivery hose.

Abstract: Mooring device for mooring a ship and comprising a base, a movable arm construction supported by the base, and at least one magnet mounted in a frame, which frame is supported by the movable arm construction, wherein the frame is provided with at least one leaf spring, and at least one magnet is supported by the at least one leaf spring. Further there is a hinge connected to the movable arm construction, and the frame comprises two beams on opposite sides of the hinge, wherein each beam supports at least one leaf spring and a magnet mounted on said at least one leaf spring.

Abstract: The system for sealing subsea equipment includes a port tube, having a test port hole and a curved slot, a test port plug mounted in the test port hole, an insert body having an insertion tip portion, a middle sealing portion, and a base portion, an insert stem engaged to the base portion, a top cap engaged to the insert body, and a sealing device mounted around the insert body and in sealing engagement with the port tube. A locked configuration corresponds to a locking arm of the top cap at a terminal end of the curved slot. A set configuration corresponds to compression of the sealing device by actuation of the insert body by the plug stem. The sealing device aligns with the test port plug in the set configuration so as to allow verification of sealing engagement of each seal ring and the port tube.

Abstract: A floating wind turbine platform includes at least three stabilizing columns, where each stabilizing column has an internal volume for containing ballast. The floating wind turbine platform also includes a tower having mounted in vertical alignment over one of the columns, a turbine rotor coupled to an electrical generator mounted proximate to the upper end of the tower, main beams interconnected to the stabilizing columns, and water-entrapment plates attached to the lower ends of the stabilizing columns. The floating wind turbine platform further includes a ballast control system including an alignment sensor configured to detect a rotation of the tower, and a controller coupled to the alignment sensor for directing a transfer of the ballast from an internal volume of one column to another column upon the alignment sensor detecting rotation of the tower to adjust a vertical alignment of the tower.

Abstract: A recreational sport boat includes a hull, having starboard and port sides and a transom, and a pair of wake-modifying devices positioned aft of the transom. One of the wake-modifying devices is positioned on a port side of the boat's centerline and another of the wake-modifying devices is positioned on a starboard side of the boat's centerline. Each wake-modifying device includes a plate-like member and at least one downturned surface at a trailing portion of the plate-like member. Each wake-modifying device is pivotable between a non-deployed position and a deployed position about a pivot axis that is horizontal or inclined no more than about 35° from horizontal. When a wake-modifying device is in the deployed position, the downturned surface is lower than it is in the non-deployed position so as to be able to modify the boat's wake.

Abstract: The boat bunk includes an elongate beam, generally rectangular in cross-section, which beam includes a rigid inner core (1) and a resiliently deformable outer layer or shell (2) covering the core (1). The upper side of the outer layer or shell (2) defines the working surface. The working surface is provided with dome shaped raised protrusions (2a). The inner core (1) is made of unplasticized polyvinyl chloride (UPVC) or hardwood. The inner core (1) is reinforced with metal rods, strips or angled iron strips (7). The outer layer (2) is molded onto the inner core (1). The boat bunk includes fastening means for fastening the boat bunk to a trailer.

Abstract: A semisubmersible vessel can comprise: a first hull, one or more columns extending upward from the first hull, a second hull, one or more columns extending upward from the second hull, and one or more cross members joining the first hull or its columns and the second hull or its columns. The first and second hulls are shaped to reduce hydrodynamic drag; the one or more columns can also be shaped to reduce hydrodynamic drag. The hulls include one or more self-propulsion units mounted at various locations for various purposes (e.g., cruising, maneuvering, station-keeping, and so on).

Abstract: A survival aid which includes an inflatable floating body provided with a compressed gas cartridge for inflating the floating body, a bag for accommodating the floating body in an uninflated state, the bag being provided with looped tabs and a securing pin which extends through the looped tabs whereby upon the removal of the securing pin from the looped tabs, the floating body is released from the bag in an inflated state.

Abstract: A boat comprising a propeller tunnel formed in a hull. The tunnel has a forward end and a rearward end. The rearward end defines a shaped upper surface transverse to a longitudinal axis of the propeller tunnel. An output shaft extends from the propeller tunnel. A propeller is provided that rotates on the output shaft and comprises a plurality of blades defining: outer diameter and radius dimensions, a forward plane perpendicular to the output shaft and defined by a forward-most extension of said blades, and an aft plane perpendicular to the output shaft and defined by an aft-most extension of the blades. A protrusion is provided terminating aft of the propeller and inwardly extending from the propeller tunnel. The protrusion defines a curved portion that terminates in a tip portion, wherein a longitudinal distance between the tip portion and the aft plane is less than the outer diameter dimension.

Abstract: An apparatus is for mounting a marine drive to a hull of a marine vessel. An outer clamping plate faces an outside surface of the hull and an inner clamping plate faces an opposing inside surface of the hull. A marine drive housing extends through the hull. The marine drive housing is held in place with respect to the hull by at least one vibration dampening sealing member that is disposed between the inner and outer clamping plates. A first connector clamps the outer clamping plate to the outside surface of the hull and a second connector clamps the inner clamping plate to the outer clamping plate. The inner and outer clamping plates are held at a fixed distance from each other so that a consistent compression force is applied to the vibration dampening sealing member.

Abstract: A transmission is for an outboard marine engine. The transmission comprises a rotatable input shaft that is rotated by an internal combustion engine, a rotatable output shaft that powers a propulsor, a forward gear that causes forward rotation of the output shaft and propulsor, a reverse gear that causes reverse rotation of the output shaft and propulsor, a clutch that is movable between a forward clutch position wherein the forward gear causes the forward rotation of the output shaft and propulsor and a reverse clutch position wherein the reverse gear causes the reverse rotation of the output shaft and propulsor, and an internal ring gear that couples the output shaft to one of the forward gear and the reverse gear.

Abstract: A cooling system and method is disclosed. A coolant line is in thermal contact with an electric motor of a boat drive. Coolant is pump able by a pump through the coolant line. The coolant line is in thermal contact with a component that is spatially separate from the boat drive. The coolant line has a first line section which is in thermal contact with the electric motor, a second line section which is in thermal contact with the component, and the first line section is detachably connectable to the second line section.

Abstract: Watercraft automation and aquatic data utilization for aquatic efforts are utilized for fishing and network communication. Current aquatic effort data and prior aquatic effort data are obtained. An update is received for the prior aquatic effort data. The update is sent to a mapping service.

Abstract: A ski boat throttle control system incorporating a rotary assembly such as a thumbwheel within the control lever knob which is part of the control lever assembly that is gripped and held by the operator of the boat during use. The incorporation of such a thumbwheel assembly allows the operator to make more controlled adjustment to the speed of the boat when the boat is in normal operational mode and to intuitively make adjustments to the cruise control speed of the boat when in cruise control.

Abstract: The present invention relates to a system and a method for control and reduction of the RPM of at least one main engine of a vessel, which main engine drives at least one first propeller for propulsion, which first propeller is pitch-regulated, which second thruster propeller is pitch-regulated. It is the object of the invention to reduce the RPM of one ore more main engines of a vessel and by increasing the pitch of the propellers to maintain constant propulsion, and by reducing the RPM of the main engines to re-duce the fuel consumption and in this way reduce pollution. The object can be fulfilled by a system analysing the RPM and pitch of the first main shaft propeller, which system analyses the RPM and the pitch of the second thruster propeller, which system based on said analyses performs downward regulation of the RPM of the main engine.

Abstract: Simplification of the manufacture of composite material fuselages for aircraft, as well as mass reduction of fuselage sections and space optimization inside such fuselage sections. To accomplish this, it is proposed to use stringers of a new type which have a closed transverse section, and which are thus able to be self-positioned relative to one another by being positioned edge-to-edge on a stringer supporting structure, such as the outer surface of a mandrel. The installation of the stringers in grooves of conjugate shape is by this means made unnecessary. The stringers have cut-outs located between circumferential frames, and are able to house utility systems.

Abstract: 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 edge and trailing edge of the wing, a spoiler affixed to an upper surface of the trailing edge of the spar, a vent affixed to the lower surface of the trailing edge of the spar below the spoiler.

Abstract: A method for managing a flight control surface system. A leading edge device is moved on a leading edge from an undeployed position to a deployed position. The leading edge device has an outer surface, an inner surface, and a deformable fairing attached to the leading edge device such that the deformable fairing covers at least a portion of the inner surface. The deformable fairing changes from a deformed shape to an original shape when the leading edge device is moved to the deployed position. The leading edge device is then moved from the deployed position to the undeployed position, wherein the deformable fairing changes from the original shape to the deformed shape.

Abstract: A method for dynamically alleviating loads generated on an aircraft by a disturbance of gust involves automatically detecting a disturbance due to gust on a flight of the aircraft. When a disturbance due to gust is detected, control commands for control surfaces are automatically generated and the control commands are applied to actuate the control surfaces. The method also involves dynamically actuating the control surfaces in a prescribed dynamic way in order to minimize not only a first load peak but also at least a second load peak.

Abstract: Aircraft, control-by-wire systems, and controllers are provided. The aircraft includes a flight control surface and a control-by-wire system. The control-by-wire system includes an input device and a controller. The input device is configured to control the flight control surface. The controller is communicatively coupled with the input device and configured to automatically offset a neutral force position of the input device based on a deviation of the aircraft from a reference condition while the aircraft is operated in a manual flight mode.

Abstract: Methods and systems for controlling a magnitude of a sonic boom caused by off-design-condition operation of a supersonic aircraft at supersonic speeds are disclosed herein. The method includes, but is not limited to, monitoring, with a processor, a weight of the supersonic aircraft and a distribution of fuel onboard the supersonic aircraft. The method further includes, but is not limited to, determining, with the processor, that there is a deviation of the weight of the supersonic aircraft from a design-condition weight. The method still further includes, but is not limited to, controlling, with the processor, a redistribution of the fuel onboard the supersonic aircraft to adjust an amount of fuel stored within a wing to minimize a twist in the wing caused by the deviation. Such redistribution will reduce the magnitude of the sonic boom caused by the deviation.

Abstract: Systems and methods for alleviating aircraft loads with plasma actuators are disclosed. A method for operating an aircraft in accordance with a particular embodiment includes receiving an input corresponding to an aircraft component structural response to an aerodynamic load. The method can further include, based at least in part on the input corresponding to the aircraft component's structural response, reducing the structural response to the aerodynamic load by activating at least one plasma actuator carried by the aircraft, in accordance with one or more activation parameters.

Abstract: A tunable vibration isolator having a housing, fluid chamber, and at least one tuning passage. A piston assembly is resiliently disposed within the housing. A vibration isolation fluid is allowed to flow from the fluid chambers through the tuning passage. A metering valve is actuated up and down in order to change the effective diameter of the tuning passage, resulting in a change to the isolation frequency.

Abstract: A rotary wing aircraft includes a main rotor; an electric motor for rotating the main rotor; an electric generator for supplying electric power to the electric motor; an engine for driving the generator; and battery storage for providing battery power. The aircraft further includes a flight control system for controlling the engine to run at idle and causing the electric motor to receive the battery power to rotate the main rotor during takeoff; for controlling the engine to increase speed above idle and operate the generator to recharge the battery storage during flight; and for controlling the engine to return to idle and controlling the electric motor to receive the battery power for landing.

Abstract: An enhanced performance rotorcraft rotor blade system and methods are presented. A rotor blade comprises an inboard blade portion, and at least one controllable surface coupled to the inboard blade portion. The at least one controllable surface is operable to improve a lift of the inboard blade portion by altering an angle of attack of the inboard blade portion independent of the rotor blade.

Abstract: Disclosed is a flying object system performing ground traveling, which travels on the ground and flies in the air. The flying object system travels with three or more wheels connected to a main body, generates flying force through wings symmetrically installed at both sides of the main body, and is provided with plural propellers, operated by a control lever and installed on the wings and at least a part of the main body, each of the wings being divided into a plurality of compartments to be folded or be changed in shape by pressure of gas or air. Therefore, the flying object system travels on a road on the ground and takes off and flies in the air in traffic congestion, and flies in the air and lands and travels on a road on the ground if necessary, thus rapidly moving to a destination without the effects of traffic congestion.

Abstract: An aerial vehicle including self-autonomous deployable arms and methods of deploying the vehicle are disclosed. The arms may include patterns located thereon that allow the arms to transition between wrapped, flat, and deployed configurations autonomously without the need for direct intervention by a user.

Abstract: A cargo loading system may comprise a non-transitory memory communicating with a processor, the non-transitory memory having instructions stored thereon that, in response to execution by the processor, cause the processor to perform operations. The operations may comprise partitioning a cargo hold into a forward partition and an aft partition, reading a first input from a first joystick and a second input from a second joystick, mapping the first input to a first power drive unit (PDU) in the forward partition, and mapping the second input to a second PDU in the aft partition.

Abstract: A case for a galley cart defines a cavity with at least two dividers positioned within the cavity, each having a first end edge and an opposing second end edge, with the dividers defining at least two chambers within the cavity. A door is movably attached to the case having a first position in which the cavity is accessible and a second position in which the cavity is substantially sealed. The door incorporates a housing having at least one cooling puck corresponding to at least a first one of the chambers and a second cooling puck corresponding to a second one of the chambers. At least one sealing member is coupled to the housing in the door and configured to compress against the first end edges of the dividers and to provide flow communication between the first cooling compartment and the first chamber and between the second cooling compartment and the second chamber when the door is in the second position.

Abstract: A set includes two blocks each of two seats convertible for lying down, wherein the two blocks are arranged with the seats of one block face-to-face with the seats of the other block inside a circumscribed rectangle. Each block includes a first seat and a second seat. The first-seats of the two blocks are arranged along a first diagonal of the circumscribed rectangle and the longitudinal axes of the first seats are oriented so that their directions are close to the first diagonal and the first seats are substantially face-to-face. The distance between the two first seats is such that a foot area of a first seat of a block is superposed when seen from above with a foot area of the first seat of the other block. In the recumbent configuration, the planes to lie down on of the two first seats are at different heights.

Abstract: A stowable seat is provided. The stowable seat may comprise a housing, a back rest coupled to the housing at a top of the back rest, and a seat bottom coupled to a bottom of the back rest. A track may be coupled to a housing with the seat bottom configured to slide along the track. A linkage may be coupled between the housing and the track and configured to translate the track away from the housing.

Abstract: An aircraft includes at least one wall delimiting a first zone (I) of the aircraft which is thermally insulated from the outside of the aircraft and a second zone (E) contained within the aircraft which is not thermally insulated with respect to the outside of the aircraft and a heat exchanger inside which a heat transfer fluid circulates, wherein the wall includes at least one duct inside which the heat transfer fluid circulates so as to act as a heat exchanger.

Abstract: Landing hazard avoidance displays can provide rapidly understood visual indications of where it is safe to land a vehicle and where it is unsafe to land a vehicle. Color coded maps can indicate zones in two dimensions relative to the vehicles position where it is safe to land. The map can be simply green (safe) and red (unsafe) areas with an indication of scale or can be a color coding of another map such as a surface map. The color coding can be determined in real time based on topological measurements and safety criteria to thereby adapt to dynamic, unknown, or partially known environments.

Abstract: Aircraft systems and methods for detecting non-compliant pilot action are provided. The method includes analyzing an outbound communication from an aircraft to recognize a word or phrase corresponding to a parameter associated with a prior request for pilot action. If the word or phrase is recognized, the method further includes storing data corresponding to the outbound communication in a data storage device. The stored data and pilot action taken are compared to determine if there is a discrepancy between the pilot action and the stored data. A discrepancy alert is outputted if the discrepancy is determined to exist. A predetermined time interval is timed from the outbound communication. A timeout alert is outputted at a timeout of the predetermined time interval unless the requested pilot action is taken within the predetermined time interval.

Abstract: The present invention relates to a system for monitoring the wing anti-icing valve, comprising: time record device configured to record the time for opening or closing the anti-icing valve; data acquisition device configured to obtain the time for opening or closing the anti-icing valve recorded by the time record device; and message generation device configured to generate the anti-icing valve performance message according to the time for opening or closing the anti-icing valve obtained by the data acquisition device.

Abstract: According to one aspect, a display mounting apparatus includes a base mount member, a pivot support member, and an upper mount member. The base mount member includes a pair of pivot attachment holes. The pivot support member includes an upper mounting surface and a locking pin passage. The pivot support member is coupled to the base mount member by a pivot pin that passes through the pair of pivot attachment holes. The upper mount member includes a display mounting surface, a lower surface, and a pair of locking pin holes arranged to engage a locking pin that passes through the pair of locking pin holes and through the locking pin passage of the pivot support member when the upper mounting surface of the pivot support member is positioned proximate to the lower surface of the upper mount member.

Abstract: A method of facilitating the approach to a platform by an aircraft, the method comprising a step of constructing a database, including for each stored platform at least one identifier of the platform, coordinates of a geometrical center of the platform, a height of the geometrical center, and the radius (OR) of a circle in which the platform lies. During a parameter-setting step, the target platform to be reached, a course to be followed, and a height parameter relative to a minimum decision altitude are determined. During a path construction step, the positions of an initial approach fix (IAF), of a final approach fix (FAF), and of a decision point (MAP) are determined by placing them in a plane that is offset relative to the platform.

Abstract: A system for improving the maintenance of aircraft where a head-worn computer with a head up display and communication and control capabilities similar to Google Glass, except for increased ability to access RFID tags, is used to aid an avionics technician by providing visually and aurally information for the technician to perform services in less time with increased quality of service.

Abstract: A method for covering an end of a housing for an engine. A cover is positioned relative to the end of the housing for the engine. The cover comprises a structure, a flange comprised of a deformable material extending from the structure around a circumference of the structure, and a retaining feature configured to extend from a middle portion of the structure such that the retaining feature and the flange form a channel configured to receive the end of the housing. The cover is moved in a direction towards the end of the housing for the engine such that the retaining feature extends into an inlet of the engine through an opening of the housing to form an interference fit between the retaining feature and a portion of an interior surface of the housing.

Abstract: A drone system includes a drone that includes a propulsion system, a flight stabilizer system, and an air payload interface unit, and a camera system, wherein the camera system includes a camera stabilizing unit, and a ground support system to which the drone is detachably coupled through a tether unit, and for providing electrical power to the propulsion system. The drone system further includes a ground payload interface unit for receiving and transmitting command and telemetry information to the air payload interface unit through the tether unit, and a controlling device for controlling the propulsion system and the camera system through the tether unit.