Abstract: A bicycle seat accessory that includes an adjustable seat and a rear seat accessory to provide a seating surface for a user and a rider or passenger. The adjustable seat is movable between a first and second position and when in the second position, the seating surface of the seat substantially aligns with the seating surface of the rear seat accessory to form a substantially continuous seating surface. The frame of the bicycle includes an accessory shelf onto which the rear seat accessory can be mounted. Additionally, the frame includes one or more brackets to which footpeg accessories can be mounted to provide foot rests for the passenger of the bicycle while seated on the rear seat accessory.

Abstract: A safety windscreen assembly including a windscreen panel, a support arm to support the windscreen panel, the support arm having a first arm portion configured to be attached to a motor vehicle, and a second arm portion attached to the windscreen panel, the motor vehicle being a vehicle provided with a steering handlebar and with a seat astride which a driver may sit, where at least one sacrificial coupling element is provided, to couple the second arm portion with the first arm portion so that the second arm portion is adapted to pass in a breaking configuration with respect to the first arm portion when the windscreen panel is hit by a predetermined impact force higher than a threshold value.

Abstract: A legs apron for a motor vehicle includes a first part of apron having anchoring elements for removably anchoring the first part of apron to the motor vehicle, a second part of apron configured to at least cover the legs of a driver of the motor vehicle, a coupling system operatively interposed between the first and the second part of apron for removably coupling the first and second part of apron to each other, the coupling system defining a junction line between the first and second part of apron when the first and second part of apron are coupled together, where the apron further includes a waterproofing element arranged to waterproof the junction line.

Abstract: A saddle riding vehicle includes a head pipe, left and right main frame pipes, a fuel tank supported on the left and right main frame pipes, an upper gusset plate provided between the left and right main frame pipes, a lower gusset plate provided below the upper gusset plate with an interval, a stay attached to the lower gusset plate below the upper gusset plate, and a fastening bolt configured to detachably fasten the lower gusset plate and the stay.

Abstract: The invention obtains a straddle-type vehicle information processor and a straddle-type vehicle information processing method capable of recognizing that a traveling straddle-type vehicle enters a falling phase with a high degree of accuracy at appropriate timing and thereby contributes to improvement in occupant safety. A straddle-type vehicle information processor 10 includes: a posture information acquisition section 11 that at least acquires a roll rate Rr and a yaw rate Ry generated in a traveling straddle-type vehicle 1 as posture information; and a falling phase recognition section 12 that recognizes that the straddle-type vehicle 1 enters a falling phase in the case where a change in a degree of instability over time, which is derived at least on the basis of the roll rate Rr and the yaw rate Ry, shows an increasing tendency.

Abstract: A leaning vehicle includes a caliper and an electric motor supported at a same position in a vehicle body frame.

Abstract: This invention relates to a rolling motor vehicle with three or four wheels, comprising a frame 6 that extends from a forecarriage 8, which supports at least two front wheels 10?,10?, to a rear 12 which supports one or more rear wheels 14. The frame 6 defines an accommodating area 15 for a driver P.

Abstract: A tube for a bicycle has a body, an indented portion, and a machined hole. The indented portion is radially recessed in the body and has an outer bottom surface, an outer annular surface, and a first round corner being a curved surface smoothly connecting an outer tube surface of the body and the outer annular surface. The machined hole is formed through the outer bottom surface of the indented portion and has an area being less than an area of the outer bottom surface. The indented portion formed around the machined hole distributes stress to prevent cracking occurring from an edge of the machined hole. The structural strength of the tube is increased under a same total weight.

Abstract: A handlebar for a motor vehicle, in particular a motorcycle or a motorcycle-type vehicle, has a vibration damping mechanism designed to dampen a first vibration of the handlebar. The vibration damping mechanism is designed to detect the first vibration and is equipped with at least one actuator which is effectively coupled to the handlebar in a vibration-transmitting manner and which, in response to the detected first vibration, can be actuated to introduce a second vibration into the handlebar.

Abstract: A lockable steering mechanism for a children's ride-on vehicle is provided. The steering mechanism has a steering shaft coupled to a steering link that is coupled to the vehicle's front wheels. A steering wheel is axially fixed to the steering shaft. A lifter guide is rotationally and axially fixed to the steering shaft, and a lifter is rotationally fixed to and axially moveable about the lifter guide. A rotatable locking ring rotates from a first position to a second position. The lifter engages the steering wheel when the locking ring is in the first position to rotationally fix the steering wheel to the steering shaft. The lifter is rotationally decoupled from the steering wheel when the locking ring is in a second position to rotationally decouple the steering wheel from the steering shaft.

Abstract: A method of controlling an ABS unit is provided for controlling a braking force of a bicycle. The method includes determining whether a vehicle speed is greater than or equal to a prescribed speed, and then determining whether the bicycle is in a prescribed state. The prescribed state is at least one of a first state and a second state. The first state is a state in which a difference between a rotational speed of the front wheel and a rotational speed of the rear wheel is greater than or equal to a prescribed rotational speed. The second state is a state in which a change in the rotational speeds of the front and rear wheels is greater than or equal to a prescribed value. The method further includes controlling the ABS unit upon based on the vehicle speed and the prescribed state.

Abstract: A bicycle component includes a drive unit and a battery. The drive unit includes a housing mounted on a bicycle frame, a crankshaft provided to a first portion of the housing, and a propulsion assist motor provided to a second portion of the housing. The battery is electrical connected to the propulsion assist motor to supply electrical power to the propulsion assist motor. The propulsion assist motor includes a rotational axis extending in a direction intersecting a direction in which the crankshaft extends. At least part of the second portion and at least part of the battery are accommodated in the frame in a state in which the second portion and the battery are arranged next to each other in a direction parallel to the rotational axis of the propulsion assist motor and the battery is coupled to the second portion in an attachable and detachable manner.

Abstract: A control system includes a detection device and an electronic controller. The detection device is configured to detect passenger information related to at least one passenger of a human-powered vehicle driven by a driver of the human-powered vehicle in which the at least one passenger is different from the driver. The electronic controller is configured to control at least one component of the human-powered vehicle in accordance with the passenger information.

Abstract: The present invention introduces an electrically driven snowmobile, i.e. an electric sled. The electric motor is applied along the primary driving axis so that its rotational force is applied directly or indirectly to the primary driving axis. The electric motor may locate either inside or outside the frame structure of the snowmobile, and either on the left-hand side or the right-hand side of the primary driving axis. One option of manufacturing the electrically driven snowmobile is to convert a traditional combustion engine driven snowmobile into an electrical one by removing some parts and adding the electric motor within the snowmobile. Another option of manufacturing the electrically driven snowmobile is to build a transmission chain from scratch, and by adding an electric motor along the primary driving axis.

Abstract: A pump intake adapter for pumping shallow levels of fluid from a surface to be drained, the pump intake adapter including a connection on the pump intake adapter to convey the fluid away from the pump intake adapter; an intake surface on the pump intake adapter; and a portion of the intake surface of the pump intake adapter that in operation does not contact the surface to be drained, and creates an open conduit between the pump intake adapter and the surface to be drained through which fluid may flow, the open conduit being in fluid communication with the connection on the pump intake adapter. Other systems and methods are provided.

Abstract: A rigid weather guard for a center console of a power boat includes a rapidly deployable protective shield. The shield has a top edge, a bottom edge, a first side edge that is pivotably connectable with a portion of the boat, and a second side edge that is configured for connection with a gunwale of the power boat. The pivotable connection of the first side edge provides movement between an open and closed position. When in the open position, the second side edge is connected with the gunwale securing the shield in place to block adverse weather. Preferably, the protective shield has a transparent portion.

Abstract: A mooring device including: a strut with a first end and a second end; a first head; a pivot mount; a first suction cup; a rotating mount; a second head; a second suction cup; a rod; and a flotation cover sleeve. The pivot mount allows the first head to pivot about a first head axis and therefore to rotate relative to the strut. The rotating mount allows the suction cup to rotate about a second axis relative to the strut. The flotation cover sleeve having a buoyancy sufficient to render the entire apparatus positively buoyant in water.

Abstract: The present invention comprises a method, apparatus, and system for modular mounting of typical pontoon or deck boat furniture and accessories including, but not limited to, seats, loungers, helm, bars, tables, fishing pedestals, sun pads storage bins, privacy curtains, lighting fixtures, and the like. The present invention allows customers to easily reconfigure the cockpit as needs or preferences change without leaving unwanted holes in the boat deck. The present invention also incorporates tool-free mounting devices arranged in a grid pattern that allows flexible placement and orientation of typical pontoon boat furniture and accessories. Further, the present invention permits streamlined manufacture by use of uniform, interchangeable inserts and modules.

Abstract: An audio system for a vehicle, such as a personal watercraft, having a vehicle body dimensioned for receiving a side-view mirror, includes a speaker pod that includes a housing dimensioned for supporting a speaker operable to produce sound, and a mounting member for mounting the speaker pod to the vehicle body in place of the side-view mirror. A portion of the housing is shaped similarly to a corresponding portion of the side-view mirror. A method of installing an audio system on a vehicle having a vehicle body dimensioned for receiving a side-view mirror involves: (a) determining that the side-view mirror is removed from the vehicle body; and (b) mounting a speaker pod of the audio system, along a mounting member of the speaker pod, to the vehicle body in place of the side-view mirror such that a housing of the speaker pod supports a speaker operable to produce sound.

Abstract: A modular catamaran is a small body catamaran capable of being easily disassembled. The catamaran has approximate dimensions of ten feet-four inches (10?-4?) long and ninety-five and a half inches (95½?) wide having a pair of foam filled fiberglass pontoons. The top of the catamaran is fabricated with a welded aluminum frame that may be provided complete with seats and an engine.

Abstract: Righting devices that provide foot and/or hand holds to allow users to manually right capsized watercraft. In some embodiments, each righting device is configured to be secured to a hull bottom so as to extend outwardly from the surface of the hull bottom. In some embodiments, each righting device includes at least one receptacle that is recessed relative to a hull bottom. Righting devices of the present disclosure may, for example, be retrofitted to existing hull bottoms. Righting devices of the present disclosure may be formed monolithically and integrally with hull bottoms during construction thereof. The present disclosure is also directed to methods of using righting devices of the present disclosure, as well as to kits that include one or more righting devices, installation instructions for locating and installing one or more righting devices, and/or use instructions describing how to use the righting device(s) to right a capsized watercraft.

Abstract: A distributed acoustic anti-unmanned boat intelligence system (DAAUBS) for detecting unmanned boats (UB) approaching protected sites includes a plurality of airborne defense agents (ADAs) and a base station. Each ADA is equipped with air balloons, tethers, buoys, a directional microphone array, a first computing device, and a transceiver. The first computing device causes at least processor to determine information regarding each approaching UB. The base station includes a control center configured with a wideband communications link configured to communicate with the transceiver of each ADA. The DAAUBS control center includes a second computing device performing an intelligence method. The second processor receives and aggregates the data of each approaching UB and performs adaptive noise cancellation to remove environmental background noise. The second processor uses a deep learning classifier to classify at least one of a type and size of the UB.

Abstract: A method and a system for determining a safe under keel clearance of an ultra-large ship are provided. The method comprises: acquiring operation parameter values of the ship; obtaining fluid pressure according to the values; obtaining a squat force and a trim moment of the ship according to the pressure; establishing a mirror image model based on speed potential to establish a squat clearance calculation model for the ship; determining a half-wave rising height with above calculation model; obtaining draught and trim changes according to the squat force and the trim moment, to determine a maximum squat clearance of the hull; determining the safe under keel clearance; and controlling the squat clearance of the ship according to the safe under keel clearance of the ship, to avoid navigation dangers, and improve the loading rate.

Abstract: A nonlimiting example of a yacht preserver includes a handle, an inflator device connected to an upper end of the handle and an inflatable bladder connected to a lower end of the handle. In this nonlimiting example, the inflator device includes a gas canister that is connected to the inflatable bladder by a tube and is configured to deliver gas to inflate the bladder upon activation. The yacht preserver may be used to seal an opening of a yacht by placing the uninflated bladder near the opening in the yacht and activating the inflator device allowing the bladder to expand to seal the opening.

Abstract: A command and control assembly for inflating and deflating a hydrostatic balancing jacket includes a primary supply duct connected to an end of an air chamber of the jacket and provided, at the opposite end, with a hand piece having a mouthpiece device. A connection socket is provided on the hand piece, which is in fluid communication with a secondary supply duct connected to a compressed air tank, and a pneumatic actuation duct actuates a discharge valve of the jacket, which is in fluid communication with the secondary supply duct. Control systems of the delivery from the secondary duct, of the delivery to the pneumatic actuation duct, and of the delivery from the mouthpiece are arranged on the hand piece.

Abstract: To provide a propeller for a boat propulsion apparatus, which propeller is excellent in maintainability including easy assembly and easy disassembly and reliably reduces the impact force caused by colliding with an obstacle and transmitted to the hub and the output shaft of the boat propulsion apparatus. The propeller includes: a shaft sleeve insertably and removably fixed to an output shaft of the boat propulsion apparatus; a plurality of blade components that are individually supported by the shaft sleeve and are arranged at intervals in a rotation direction of the output shaft; and a plurality of dampers disposed in such a manner that each of the plurality of dampers is disposed between adjacent two of the plurality of blade components.

Abstract: A propeller for a water vehicle is provided, comprising a hub and at least two blades, said blades extending outwards from the hub in the radial direction, and the propeller having a uniform blade distribution. The problem addressed by the invention is to provide a propeller for a water vehicle which allows unwanted generation of noise to be efficiently reduced or avoided. According to the invention, the angular distance between the blade tips of two consecutive blades of the propeller varies in relation to the angular distance between the blade tips of two other consecutive blades.

Abstract: A bar for controlling a kite comprises a trimming unit for the control lines (back line trimming unit). A length of the control lines can be adjusted by the trimming unit. The trimming unit is mounted in or on the bar and can be adjusted by means of a motor, preferably an electric motor.

Abstract: An oar apparatus configured to remain submerged under water during the power stroke and the return stroke. The oar apparatus has a sheath and a shaft rotationally disposed within the sheath. An oar blade is affixed to the shaft, such that the oar blade is rotational relative to the sheath. The oar blade has a deployed orientation, in which the oar blade is substantially perpendicular to the movement direction of the vessel, and a feathered configuration, in which the oar blade is substantially parallel to the movement direction of the vessel. The oar blade is asymmetrical relative to the center axis of the shaft, such that resistance of the water exerted onto the oar blade creates a first moment urging the oar blade into the deployed orientation during the power stroke and a second moment urging the oar blade into the feathered orientation on the return stroke.

Abstract: The present application relates to power transmission system used in marine engines and in particular to a divided gear wheel (11, 12), for a power transmission system 1,2, used in marine engines, to a power transmission system used in marine engines to a method to operate said power transmission system and to a marine engine comprising a power transmission system.

Abstract: A method of operating a marine vessel hybrid propulsion system having a propulsion shaft and a propeller, an internal combustion piston engine in force transmission connection with the propulsion shaft, and an electric motor-generator in force transmission connection with the propulsion shaft and/or with the piston engine. The internal combustion piston engine can be started by applying electric power from an on-board power source to the electric motor-generator and rotating the internal combustion piston engine by the electric motor-generator and rotational speed of the internal combustion piston engine is accelerated to a predetermined limit rotational speed without attempting to start the internal combustion piston engine, and only after the rotational speed of the internal combustion piston engine reaches the predetermined limit rotational speed, the internal combustion piston engine is started.

Abstract: A system for rotating inner and outer propeller shafts via a driveshaft. The system includes a stub shaft extending between forward and aft ends, the aft end having an engagement feature for engaging with the inner propeller shaft such that rotating the stub shaft rotates the inner propeller shaft. A reverse gear and a forward gear are each rotatably coupled to the stub shaft. The reverse gear and the forward gear mesh with the driveshaft and are engageable to become rotatably fixed to the stub shaft such that rotating the driveshaft rotates the stub shaft in reverse and forward directions, respectively. An outer driving gear is coupled to the inner propeller shaft to rotate therewith. An outer driven gear is coupled to the outer propeller shaft and a pinion rotatably coupling the outer driving gear to the outer driven gear such that rotation of the outer driving gear rotates the outer propeller shaft.

Abstract: A method for synchronizing shifting of transmissions across marine propulsion devices. The method includes receiving a signal to shift the transmissions and identifying a predetermined shifting time for each of the transmissions, where the predetermined shifting time represents an elapsed time between starting the shifting and completing the shifting. The method further includes comparing the predetermined shifting times to determine a longest shifting time, calculating for each of the transmissions an offset time that is a difference between the corresponding predetermined shifting time and the longest shifting time, and sending a signal to start the shifting of each of the transmissions after waiting the offset time for that transmission such that the transmissions all complete the shifting at the same time.

Abstract: Embodiments for aircraft pressure deck. One embodiment is a pressure deck of an aircraft. The pressure deck includes beams extending longitudinally along a fuselage of the aircraft, and a web attached to an underside of the beams, the web including arches between adjacent beams to allow the pressure deck to flex laterally. The pressure deck also includes a box structure between a middle pair of the beams and configured to transfer load forward to a rear spar of a wing of the aircraft and aft to an aft wheel well bulkhead of the aircraft. The pressure deck further includes a first intercostal outboard from the box structure and configured to stabilize a first outboard pair of the beams, and a second intercostal outboard from the first intercostal and coupled between a second outboard pair of the beams via a swing link to allow the second intercostal to flex laterally.

Abstract: Systems and methods for extending the interior cargo bay of fixed-wing cargo aircraft into a replaceable tailcone bay are disclosed. The system includes an aircraft and a removable tailcone configured couple to the aft end of the fuselage. The aircraft fuselage includes a cargo bay and an aft end opening into the cargo bay. The tailcone, when attached, encloses the aft end opening the cargo bay. The tailcone can include an interior volume configured to extend the fuselage cargo bay such that the interior volume defines an aft end of a cargo bay of the cargo aircraft. In some examples, the tailcone includes a plurality of segments, which can be configured to extend from the aft end of the aircraft to adjust a length of the cargo extension provided by the tailcone.

Abstract: A hinge is coupled to a first component and a second component. The hinge supports the second component for movement relative to the first component between a closed position covering an opening through the first component and an opened position displaced from the opening.

Abstract: The present disclosure provides an aircraft security door as well as methods, systems and apparatus for handling an aircraft security door. In one implementation, a method for installing an aircraft security door onto an aircraft is disclosed. The method includes transferring the aircraft security door to an aircraft service stair, supporting the aircraft security door by a bridge crane coupled to the aircraft service stair, positioning the aircraft service stair in proximity to a fuselage of the aircraft adjacent to an opening in the fuselage, positioning the aircraft security door relative to the opening using the bridge crane, and securing the aircraft security door to the opening.

Abstract: A monolithic joint system for a fuselage to wing joint in an aircraft is provided. The joint system comprises a first vertical flange, a base plate, a second vertical flange, and damage containment features associated with at least one of these components. The first vertical flange is configured to connect to a fuselage section of the aircraft and the second vertical flange is configured to connect to a rib web of a wing, while the base plate attaches outboard wing to inboard wing box. The first vertical flange, the base plate, and the second vertical flange are formed from a continuous piece of material. The damage containment features are configured to slow propagation of an active crack tip in the joint system during operation of the aircraft. Thus, the illustrative embodiments provide a one-piece joint system for the fuselage to wing joint of an aircraft.

Abstract: An end rib assembly for a high-lift device of an aircraft to reduce the noise caused by the transition between the wing and a high-lift device as well as the noise caused by the lateral side edge of the end rib assembly. An end rib assembly includes a noise-reducing portion configured to reduce noise caused by an airflow around the end rib assembly, and a guiding portion configured for guiding the end rib assembly along a pre-determined path when the high-lift device is moved between a retracted position and an extended position, wherein the guiding portion is formed such that an airflow impinging on the guiding portion is partly guided towards the noise-reducing portion.

Abstract: Disclosed here are systems for detachable airframe components including detachable nose cones, propeller assemblies and motors. In some example embodiments, the assemblies include a nose cone with a connection receiver, a motor assembly with a rotatable section, where the rotatable section includes torque arms configured to secure with the nose cone connection receiver, and a propeller assembly, configured to connect to the nose cone.

Abstract: Systems and methods for an Automated Guided Vehicle (AGV) capable of automatically balancing large and heavy objects for transport through a facility. One embodiment is an Automated Guided Vehicle (AGV) including a balancing plate configured to support a load, load sensors configured to detect a weight distribution of the load, and an actuator configured to shift the balancing plate laterally. The AGV also includes a weight balancing controller configured to determine a center of gravity of the load based on the weight distribution detected by the load sensors, to determine that the center of gravity of the load is vertically misaligned with a center of gravity of the AGV, and to direct the actuator to shift the balancing plate laterally to move the center of gravity of the load toward vertical alignment with the center of gravity of the AGV.

Abstract: A flow guide body for an aircraft includes a main body having an outer aerodynamic surface having a plurality of outlet openings, and flow control devices, each having an inlet, an interaction chamber, a first outlet and a second outlet. A first control inlet is connected to the interaction chamber at the first side of the chamber axis. The outlets are each connected to outlet openings in the aerodynamic surface. Each outlet has a control outlet. A second flow control device is arranged such that one outlet is connected with the inlet of the first flow control device. One of the control outlets of the first flow control device is connected to the first control inlet of the first flow control device, and the other of the control outlets of the first flow control device is connected to the first control inlet of the second flow control device.

Abstract: An aircraft (1) including a fixed wing (7) and a wing tip device (9) moveably mounted thereon. The wing tip device (9) is movable from a load-alleviating configuration to a flight configuration. The wing tip device includes an airflow channel (88) extending between respective apertures (83, 84) on the upper surface and lower surface of the wing tip device. The channel (88) is configurable between an open state in which air can flow through the channel and a closed state in which the airflow through the channel (88), via the apertures (83, 84), is blocked. The channel (88) is configured such that when the wing tip device (9) is in the load-alleviating configuration and the channel (88) is in the open state, the aerodynamic loading on the wing tip device in flight urges the wing tip device towards the flight configuration.

Abstract: A rotorcraft and a connecting structure for an arm and an airframe of a rotorcraft are provided. The connecting structure includes: a fixed sleeve pipe configured to extend out from a circumferential edge of the airframe; an insertion head configured to be disposed to the first end of the arm and configured to be inserted into the fixed sleeve pipe; a lock sleeve configured to be fitted over the arm and having an insertion portion configured to be embedded into the insertion groove; and a lock nut configured to be fitted over the arm and configured for being in threaded connection with the fixed sleeve pipe.

Abstract: Methods and apparatus for controlling landing gear retract braking are described. A controller is to determine an on-ground status of a wheel of a landing gear. The controller is to generate a control signal based on the on-ground status of the wheel. The control signal is to initiate a retract braking process for the wheel. The retract braking process is to decelerate the wheel from a first rate of rotation to a second rate of rotation less than the first rate of rotation.

Abstract: The present invention relates to Tetracyclic Heterocycle Compounds of Formula and pharmaceutically acceptable salts or prodrug thereof, wherein A, X, R1, R2, R3 and Ware as defined herein. The present invention also relates to compositions comprising at least one Tetracyclic Heterocycle Compound, and methods of using the Tetracyclic Heterocycle Compounds for treating or preventing HIV infection in a subject.

Abstract: A multicopter with angled rotors includes a fuselage and a plurality of rotors. At least some of the rotors are disposed on opposite sides of the fuselage and each is oriented at a corresponding angle to a substantially horizontal plane of the aircraft, the angle being of a magnitude such that a plane of rotation of the rotor does not intersect at least a critical portion of the fuselage.

Abstract: A multicopter aircraft with boom-mounted rotors is may include a fuselage; a port side wing coupled to the fuselage; and a starboard side wing coupled to the fuselage. Each of the wings has mounted thereto one or more booms, each boom having a forward end extending forward of a corresponding wing to which the boom is mounted and an aft end extending aft of said corresponding wing to which the boom is mounted. The aircraft further includes a first plurality of lift rotors, each rotor in said first plurality being mounted on a forward end of a corresponding one or said booms; and a second plurality of lift rotors, each rotor in said second plurality being mounted on an aft end of a corresponding one or said booms. Each rotor produces vertical thrust independent of the thrust produced by the other rotors.

Abstract: An aircraft includes a fuselage and propellers, wherein the propellers can be retracted beneath the fuselage.

Abstract: Devices, systems, and methods are provided in which a wing of a tiltrotor aircraft is rotated during operational flight, for example from a position perpendicular to the aircraft's fuselage through an angle of 30° or more in the direction of flight. This effectively narrows the maximum width of the aircraft, and facilitates maneuvering through closely spaced obstacles.