Abstract: A hopper railroad car top hatch cover assembly including a hatch cover and a hatch cover securer configured to secure the hatch cover in a closed position engaging a coaming of the hopper railroad car.

Abstract: Invention relates to the paddle-wheel propelling mechanisms, especially to the steerable and retractable paddle-wheel mechanisms for propelling boats. The paddle-wheel propulsion and steering mechanism comprises a frame structure for securing the mechanism to the boat; a propulsion mechanism for propulsion of the boat; a paddle-wheel upward and downward moving mechanism for movement of the paddle-wheel relative to a waterline of the boat; and a steering mechanism for steering of the boat.

Abstract: A wakeboard tower assembly includes a base assembly operably supporting a towing assembly between a lowered storage position and a raised in-use position, and a cylinder assembly configured to bias the towing assembly from the lowered storage position toward the raised in-use position, a closed loop fluid circuit that includes a fluid-receiving first chamber including first and second portions and a return passage, and a gas-receiving second chamber including first and second portions in fluid connection with one another, a shaft telescopingly received within the cylinder between retracted and extended positions, and a controllable valve operable between closed and open positions that prevents or allows fluid flow through the return passage and fluid communication between the first and second chambers of the first chamber thereby preventing or allowing the towing assembly from moving between the lowered storage and raised in-use positions.

Abstract: Aspects of the disclosure pertain to single point mooring systems and method used in relation to single point mooring systems wherein, the system divides the restoring weight for the mooring system in two and removes hinges and swivel joints from the gravitational load path suspending the restoring weight.

Abstract: In order to fix a rail of a rail track using a rail machine, the rail machine is moved in a working direction so that at all times a portion of the rail which is not attached to a cross-member of the rail track passes through a thermal conditioning zone of a thermal conditioning device of the rail machine, a temperature of a surface region of the portion of the rail passing through the thermal conditioning zone is modified using the thermal conditioning device by generating a non-homogeneous temperature distribution in the portion of the rail, and the portion of the rail is fixed to a cross-member of the rail track, after modification of the temperature of the surface region of the portion of the rail, without waiting for the temperature distribution in the portion of the rail to be homogenized.

Abstract: An outboard motor includes a drive shaft cover to cover a drive shaft extending downwardly from an engine, a lower unit turnable with respect to the drive shaft cover, and a harness. A lower housing of the lower unit houses a lower portion of the drive shaft and an electrical component. The harness is connected to the electrical component through an upper space provided in the drive shaft cover and through a lower space that communicates with the upper space from below in the lower housing.

Abstract: A grouser traction cleat that cinches onto vehicle tracks is presented. The grouser traction cleat apparatus comprises a first mounting plate, a second mounting plate, an adjustment element, and a cleat insert. The first mounting plate comprises a plurality of adjustment guides. The second mounting plate comprises a plurality of guide slots. The plurality of adjustment guides is distributed about the first adjustment plate. The plurality of adjustment slots is distributed about the second adjustment plate. The plurality of adjustment guides is slidably connected along the plurality of adjustment slots. The first mounting plate and the second mounting plate are operatively connected to each other along the adjustment element. The cleat insert is connected along the first mounting plate, opposite to the second mounting plate.

Abstract: An embodiment wheel includes a frame configured to rotate about an axial direction, an absorber coupled to a side of the frame in a radially outward direction, and a connector connecting the absorber and the frame, wherein a first portion of the connector is configured to be movable along the radially outward direction and a radially inward direction of the frame, and a second portion of the connector is configured to be rotatable on a plane that crosses the axial direction.

Abstract: The invention relates to a mechanism (130) for moving stacks (21?, 22?) of sleepers (21, 22) intended to equip a railway track, the displacement mechanism (130) being intended to equip at least two successive work wagons (100, 200, 300) of a railway vehicle (1), the displacement mechanism (130) comprising guide means (140) configured to guide, along a longitudinal direction (X) of each of the wagons, a plurality of adjacent carriages (131) in pairs, the displacement mechanism (130) comprising drive means (150) for moving the carriages (131) together reciprocally between a first and a second travel position, so that each carriage (131) carries a stack (21?, 22?) of sleepers (21, 22) following a forward path (W1) from the first to the second travel position and configured to travel a return path (W2) from the second to the first travel position while being unloaded.

Abstract: A hub structure having an anti-lock braking system contains: a hub assembly and an anti-locking assembly. The hub assembly is located on a center of a wheel and includes a holder and a connection shaft. The anti-locking assembly is received in the holder and is fitted on the connection shaft, and the anti-locking assembly includes an anti-lock seat received in the holder and fitted on the connection shaft to rotate with the holder simultaneously, multiple eddy current elements arranged on two sides of the anti-lock seat and two ends of the connection shaft. A predetermined distance is defined between any two adjacent eddy current elements, and a respective eddy current element has at least one electromagnetic induction portion, when two corresponding electromagnetic induction portions are electrically conducted, a current magnetic field produces so that the anti-lock seat produces reverse currents to stop rotation.

Abstract: Embodiments disclosed herein include a vessel for floating and traveling adjacent to an upper surface of a body of water. In an embodiment, the vessel comprises a support structure, a first floatation chamber coupled to the support structure, a second floatation chamber coupled to the support structure, the second floatation chamber laterally spaced apart from and fluidly coupled to the first floatation chamber, and a third floatation chamber coupled to the support structure, the third floatation chamber laterally spaced apart from the first floatation chamber and from the second floatation chamber. In an embodiment, the vessel further comprises a robot system coupled to the support structure, where the robot system comprises an end effector and a nozzle head coupled to the end effector.

Abstract: Production method for a spoke star (5) with one or more continuous fibre bundles (111), during which a production device (100) is used for winding a fibre coil (3) and for deforming the fibre coil (3) into a spoke star (5), wherein the production device (100) comprises a plurality of deflection devices (2) at the rim side and a plurality of deflection devices (4) at the hub side, wherein the deflection devices (2) at the rim side and the deflection devices (4) at the hub side are arranged around an interior of the arrangement (10) of the deflection devices (2, 4), wherein in a first step a continuous fibre bundle (111) is wound around at least a portion of the rim-side deflection devices (2) as a fibre coil (3), and in a second step, after this winding, at least a portion of the hub-side deflection devices (4) are shifted in the direction of the interior of the arrangement (10), the fibre coil (5) being deformed into a star, so that between the hub-side deflection devices (4) and the rim-side deflection de

Abstract: The invention relates to a watercraft, particularly a kayak having a battery compartment and motor mount for mounting a motor thereto. The kayak can be propelled either by a motor mounted to the motor mount or by manual paddling by a user of the kayak. The kayak may additionally have a seat mounted onto a track to allow the user to adjust their position as needed in the kayak. The kayak is extra wide to provide stability, while chamfered side walls allow the user to paddle with comfort regardless of the extra width. The kayak may optionally have wheels mounted thereon to facilitate handling and transport by the user.

Abstract: A marine drive is for propelling a marine vessel in a body of water. The marine drive comprises a motor housing defining a motor cavity; a motor disposed in the motor cavity; a propulsor shaft extending from the motor housing, wherein the motor is configured to cause rotation of the propulsor shaft; a propulsor which is rotated by the propulsor shaft to create a thrust force in the body of water; and a vent conduit having a first end connected to the motor cavity and a second end which vents the motor cavity to atmosphere.

Abstract: A tire valve includes a grommet fitted on an outside of a valve stem on a proximal end side, the tire valve being inserted into a valve attachment hole from a distal end side, the grommet having a proximal end portion engaging with the valve attachment hole, a stem step portion provided on an outer surface of the valve stem and increasing in diameter at the proximal end side and facing toward the distal end side, a ring provided on the grommet in a portion on the distal end side of the stem step portion and restricting axial movements of the ring relative to the grommet, and a pressed portion provided on the grommet between the stem step portion and the ring to be pressed between the stem step portion and the ring wherein the grommet receives a load applied toward the proximal end side of the valve stem.

Abstract: An electric rail system includes a current collector mounted for movement along at least one rail of the electric rail system and a monitoring system for detecting a condition indicative of a problem with the rail system or the current collector. The monitoring system includes a detector having one or more of: a camera configured to record images of a portion of the rail system in front of or behind the current collector, at least one vibration sensor on at least one slip contact of the current collector, an optical spark sensor configured to detect sparks in a contact region between the slip contact and the at least one rail, and at least one distance sensor configured to detect a distance between the at least one distance sensor and the at least one rail.

Abstract: A method for shifting a marine propulsion device transmission between first and second gears transmitting torque from a powerhead with a redline RPM. The transmission has a transition time for completing a shift. The method includes measuring an RPM of the powerhead, comparing the RPM to a first threshold, and starting a timer when the RPM exceeds the first threshold. The method includes measuring the RPM of the powerhead after the first threshold is exceeded, comparing the RPM to a second threshold, stopping the timer when the RPM exceeds the second threshold, determining an elapsed time between starting and stopping the timer, and determining a shift RPM based on the determined elapsed time, the redline RPM, and the transition time of the transmission. The method includes controlling the transmission to shift when the RPM measured for the powerhead reaches the shift RPM such that shifting completes before the redline RPM.

Abstract: Inter-array cable (IAC) assemblies, systems, and methods are disclosed in which a conductive cable between two floating platforms, e.g., floating wind turbine platforms, is suspended below the sea surface and above the seabed. One or more buoyancy sections are included in the cable, which reduces the static tension on the connection at the floating platform by reducing the suspended cable weight, and which provides geometric flexibility, allowing the IAC to comply with platform motions.

Abstract: A deck extender for a personal watercraft can include a deck member supported in a cantilevered configuration over an edge of the deck of the personal watercraft. The deck extender can include mounting sleeves fixed to an upper deck of a personal watercraft with mounting tabs of the deck member received within the mounting sleeves. The deck member can include mounting mechanisms having a receptacle and a pivoting cleat mounted above the receptacle configured for mounting accessories to the deck member. The deck member can have recessed channel members for mounting accessories.

Abstract: A pontoon boat includes port and starboard pontoons and cross members connecting the pontoons. A shock absorber may be installed at each point of connection of the pontoons to the cross members. A cross member may be embodied as a double-webbed beam having first and second parallel flanges and first and second webs disposed between and connected to the flanges. Each pontoon may include a two-stage lifting strake having a first surface and a second surface inclined from the first surface.