Abstract: A turf wheel having a wheel rim having an inner and outer surface, and an annular tread portion; a plurality of projections extending radially outward from the outer surface of the wheel rim, wherein each projection provides a stem, a ground contacting pad, and a ground engaging lug; and a hub. A wheel cleaning system having a frame provided by a wheeled apparatus; at least one turf wheel mounted to the frame; a turf wheel scraper assembly, the turf wheel scraper assembly providing a turf wheel scraper and an attachment mechanism, where the attachment mechanism is adapted to be mounted to the frame, and couples the turf wheel scraper to the frame.

Abstract: A human-powered watercraft. The watercraft comprises a floatation element, a frame, a seat, a paddle wheel, a compression channel, and a steering mechanism. The paddle wheel is driven by a set of pedals, operated by the rider. A chain and sprocket system connects the pedals to the paddle wheel. The compression channel increases thrust produced by the paddle wheel. The steering mechanism is controlled by a handlebar and implements a bow swivel float as a rudder. The watercraft optionally includes a pontoon gear.

Abstract: The embodiments of the present disclosure provide a buoyant device including a body composed of a material with a specific gravity less than 0.3. The body is composed of a portion between a first distance and a second distance from an axis. The body includes a first portion, a second portion, and a third portion. Differences of the first portion and distance differences of the second portion are less than a distance difference of the third portion. The first portion includes a first difference group and a second difference group composed of a plurality of distance differences, and distance differences of the first difference group are greater than distance differences of the second difference group. The second portion is located away from the axis relative to the first portion.

Abstract: A rail junction assembly (10) comprises a fixed rail portion (12) and a movable switch rail portion (14). The fixed rail portion (12) having a transfer region (26) which can be engaged by the switch rail portion (14) to effect transfer of a rail vehicle between the fixed and switch rail portions (12, 14). The switch rail portion (14) has an end region (28) movable into engagement with the transfer region (26) of the fixed rail portion (12). The transfer region (26) of the fixed rail portion (12) comprises an embedded rail portion embedded within an embedment (16).

Abstract: A control system is for a railway yard with railroad tracks. The control system may include RCLs and sets of railcars on the railroad tracks. The control system may include railyard sensors configured to generate railyard sensor data of the railroad tracks, and a server in communication with the RCLs and the railyard sensors. The server may be configured to generate a database associated with the sets of railcars based upon the railyard sensor data. The database may have, for each railcar, a railcar type value, a railcar logo image, and a vehicle classification value. The server may be configured to selectively control the RCLs to position the sets of railcars within the railroad tracks based upon the railyard sensor data.

Abstract: A rolling device having a bearing housing accommodating a wheel axle, a drive motor with first and second motor parts for conduction of relative rotation between a wheel element and the wheel axle, end portions of the wheel axle being connected to axle support members in an eccentric position displaced from the center line of the axle support members, and locks operable between an unlocked position allowing rotation of the axle support members relative to the bearing housing, and a locking position preventing the rotation of the axle support members, wherein in the unlocked position, the motor conducts rotation of the axle support members and wheel axis for displacement of the wheel element by an eccentric movement between an extended position where at least a portion of the wheel element projects outside the bearing housing and a retracted position where the wheel element is located inside the bearing housing.

Abstract: A pool cleaner water surface diverter 7 that will break the pool water surface 1 before the pool cleaner 4 reaches the surface, or at least before the suction of the cleaner 4 is able to suck in air. A rim 12 extends beyond a physical envelope of the cleaner, such as being wider than is the cleaner. Ideally the diverter has neutral or near neutral buoyancy in the pool water. A central hub on a pool hose 5 allows rotation of the diverter relative to the hose. compartments/containers may contain a substantially buoyancy neutral fluid or material in water e.g. PVA foam.

Abstract: A watercraft mooring system comprising a plurality of interchangeable mooring components for the temporary mooring of one watercraft to another watercraft or one watercraft to a stationary object such as a dock. The interchangeable mooring components comprising a connecting rod member, a vacuum-handle member, and a cleat connector member. The connector rod member has an adjustable length. The vacuum handle member includes a pair of vacuum cup assemblies and is pivotally and detachably connected to the first or second end of the connecting rod member. The vacuum handle member and the cleat connector member are interchangeable. At least one vacuum means provides vacuum to the vacuum cup assemblies.

Abstract: An assembly for connecting two drive sides of a drive train of a rail vehicle includes a first drive side having a disc-shaped first coupling body at one end, a second drive side having a disc-shaped second coupling body at one end and a disc-shaped intermediate body disposed between the first coupling body and the second coupling body. The intermediate body is coupled to both the first coupling body and the second coupling body in such a way that a rotational movement of one of the two drive sides is transmitted to the other drive side through the coupled body.

Abstract: An apparatus includes a hub, a carrier structure and a first plurality of connective elements. The carrier structure surrounds the hub and holds a plurality of rollers that rotate within the carrier structure about an axis that is orthogonal to an axis of rotation of the hub. The first plurality of connective elements are coupled to the hub and the carrier structure. A connective element of the first plurality of connective elements elastically deforms to absorb an impact experienced by the carrier structure such that the rollers can rotate within the carrier structure while the carrier structure experiences the force.

Abstract: A watercraft assembly is configured to provide an area protected from splashing water and sunlight. The watercraft assembly has a kayak with an open bow. A canopy assembly attached to the open bow. The canopy assembly further comprising a lower rod attached to the bow with a line clamp. A mounting bracket assembly is arranged above the line clamp, and joined to a small rod and a large rod. A canopy tarp is arranged over the lower rod, the small rod and the large rod wherein the canopy tarp covers a protected area protecting the protected area from water splashing and sunlight.

Abstract: Disclosed herein is a buoyant structure for offshore deployment. The buoyant structure comprises a first deck having a first channel through the first deck; a second deck having a second channel through the second deck, wherein the first deck and second deck are coupled to each other and arranged spaced apart from each other; and a plurality of floatable substructures coupled to and around at least one of the first deck and the second deck, the plurality of floatable substructures arranged spaced apart from one another, wherein the first channel and the second channel are aligned to receive at least a portion of a tower of a wind turbine.

Abstract: System for transporting an offshore structure, the system comprising: a transport apparatus, in particular a vessel or a vehicle, which is configured to receive an offshore structure and to form a slip joint with a slip joint section of a received offshore structure, wherein the system is configured to enter a releasable state, from a fixing state, wherein, in the releasable state, the slip joint formed by the transport apparatus and the offshore structure is smaller than that force in the fixing state.

Abstract: An inflation electronic control module for a tire inflation system is described. The inflation electronic control module may be configured to initiate a warning that indicates a problem with a vehicle tire based on tire inflation fill events and collected fill event data. Automatic tire inflation and data recording systems including an inflation electronic control module are further described. The control module may include an electronic control board configured for recording a log of fill event data for tire inflation fill events, the electronic control board being configured for wireless transmission of fill event data to a remote computer.

Abstract: A track link is fixable to a track shoe with nuts and bolts. The track link comprises connecting holes that are spaced in a link pitch direction and receive connection members, first and second through holes that extend orthogonally to the connecting holes and receive bolts, a first surface in which the first through hole opens and on which a first nut is positionable, a second surface in which the second through hole opens and on which a second nut is positionable, first projecting portions that project from the first surface and face each other across the first through hole, and second projecting portions that project from the second surface and face each other across the second through hole. Only one of the first projecting portions engages the first nut. At least one of the second projecting portions engages the second nut that is positionable between the second projecting portions.

Abstract: A system for retrieval of objects submerged and lost in water is disclosed. The system comprises a gas release cartridge, an activation assembly arranged for activation of the gas release cartridge in response to at least one of: lapse of time, pressure, trigger-wire, indirect water contact, or remote acoustic command or any combination thereof, components of which are all contained in an inflatable bladder. A guide line, one end thereof attached to the bladder and the other end connectable to the object, is housed inside a non-watertight casing together with the inflatable bladder.

Abstract: A water mat for a boat and a boat. The boat may be a pontoon boat. The water mat may include a cut-out. The cut-out may be formed in a forward side of the water mat, with the forward side of the water mat is connected to the stern of the boat such that the outboard motor is positioned in the cut-out of the water mat. A flexible connecting sheet, that is configured to connect the water mat with the boat, may be attached to a connection side of the water mat and extend along the connection side of the water mat.

Abstract: A ship steering device includes a handle which is mechanically separated from a rudder mechanism, a steering angle detecting unit that detects a steering angle of the handle, a rudder motor that drives the rudder mechanism, and a turn controller that controls, based on a steering characteristics map which associates a basic relation between the steering angle and a turn angle, the rudder motor so as to obtain the turn angle in accordance with the steering angle. The steering characteristics map has a characteristic such that, in a second steering region where the steering angle is larger than the steering angle in a first steering region, a change amount of the turn angle relative to the steering angle is large with respect to the first steering region where the steering angle is set from zero in advance.

Abstract: A bearing device providing at least one bearing, an acquisition device having at least one optical fiber attached at least partly to the bearing configured to measure at least one first parameter relative to the bearing, an optical interrogator coupled to the at least one optical fiber configured to process the at least one first parameter so as to obtain at least one second parameter, and having a transmitting antenna connected to the at least one optical fiber configured to process the at least one first parameter, and a receiving antenna cooperating with the transmitting antenna configured to send wirelessly the at least one second parameter.

Abstract: A regenerative energy absorption device for damping forces which occur during operation of a track-guided vehicle, in particular tensile, impact and/or torsional forces, wherein the energy absorption device includes at least one spring device with an elastomer body which is designed so as to at least partially deform elastically when forces are introduced into the energy absorption device, wherein the elastomer body is at least partially formed from an electrically conductive material, the specific electrical resistance of which varies under tensile and/or compressive load, and wherein the energy absorption device is allocated a resistance sensor device for detecting electrical conductivity or electrical resistance of the electrically conductive material.