Abstract: The invention relates to a composite wheel (200) including a hub (202), a rim (204) and a connection structure (206) connecting the hub (202) to the rim (204). The hub (202) has front (208) and rear (209) faces and is formed with one or more mounting formations (216) for, in use, receiving a fastener to mount the hub (202) to a mounting surface of a vehicle. Each mounting formation (216) includes a fastening region (218) recessed into the front face (208) of the hub (202) and includes a fastener aperture (212) defining a passage between the fastening region (218) and the rear face (209) of the hub. Each mounting formation (216) also includes a front-to-fastener ply (224) extending between a front region of the hub and the fastening region (218) for, in use, transferring load between the front region of the hub (202) and the fastening region (218).

Abstract: There is provided a wheel device for a vehicle including: a wheel having an opening formed between adjacent spokes; a brake mechanism located inside the wheel in a vehicle width direction and having a brake caliper and a brake rotor; and an arc portion extending in a circular direction in the opening and suspended between the adjacent spokes. The arc portion has a recessed portion recessed outward in the vehicle width direction inside thereof in the vehicle width direction, and the arc portion and the brake caliper are located at such positions that they overlap with each other in a state viewed in the vehicle width direction.

Abstract: A rotary union having a housing, a shaft rotatably disposed within the housing, and a tube having a first end sealingly disposed within the shaft and a second end sealingly coupled to the housing. A tire inflation system may comprise a rotary union externally mounted to a vehicle wheel end or mounted to a vehicle fairing.

Abstract: A composite wheel structure includes a single continuous fiber reinforcement layer extending axially between inner and outer ends of the wheel structure. The single fiber reinforcement layer is impregnated with different matrix materials at different axial portions of the reinforcement layer to account for specific locations where high strength or high temperature performance is needed, with other portions having different matrix materials where low temperature performance and/or low strength is sufficient. The matrix materials may be provided as separate resin films that are applied side-by-side on the single reinforcement layer, or they may be provided on a single resin film. The matrix materials may be applied to the reinforcement layer in a direct coating process. The reinforcement layer may be prepregged with the matrix materials prior to a wheel layup process, or the reinforcement layer and matrix materials may be consolidated by resin film infusion during the wheel layup process.

Abstract: A modular wheel-hub bearing unit having an outer flanged hub for mounting the unit on an upright of a vehicle, provided externally with an assembly surface and internally with a mounting seat; and a bearing provided with an outer ring, two inner rings and two rows of rolling elements arranged between the outer ring and the two inner rings. The bearing being mounted inside the assembly seat independently of the outer flanged hub and having an outer diameter, the dimensions of which are related to the dimensions of an outer diameter of the assembly surface of the flanged hub by a first coefficient (?) according to the relation: D2=?*D1, where 0.80???0.95.

Abstract: An adjustable front axle includes an axle housing; an axle tube connected to an end of the axle housing; an inner-C-forging disposed on the axle tube at an end away from the axle housing; and a mounting apparatus configured for detachably fixing the inner-C-forging to the axle tube. The inner-C-forging is provided with a first angle adjustment structure, the axle tube is provided with a second angle adjustment structure. The mounting apparatus is disposed on the axle tube, and capable of cooperating with the inner-C-forging to fix the inner-C-forging to the axle tube. The first angle adjustment structure and the second angle adjustment structure have different cooperation positions such that the inner-C-forging has different installation angles relative to the axle tube. A vehicle is also provided.

Abstract: A sprocket segment includes a body with an attachment web including a first circumferential end and a second circumferential end. A sprocket region extends radially outwardly from the attachment web, including a plurality of lugs. The first circumferential end includes a dovetail recess including a first side flat surface extending circumferentially and radially from the first circumferential end, a second side flat surface extending circumferentially and radially from the first circumferential end, and an arcuate bottom surface extending radially between the first side flat surface and the second side flat surface.

Abstract: A device configured for coupling a resonator to a vehicle wheel, may include an annular first strap assembled with an external circumferential surface of the wheel rim and fixing positions of resonators disposed on the external circumferential surface of the wheel rim; and an annular second strap surrounding second flanges formed at second edge portions of the resonators based on an axial direction of the wheel rim and pressurizing the second flange toward the external circumferential surface of the wheel rim after first flanges, which are formed on second edge portions of the resonators based on an axial direction of the wheel rim, are inserted between the first strap and the external circumferential surface of the wheel rim.

Abstract: An adjustable front axle includes an axle housing; an axle tube connected to an end of the axle housing; an inner-C-forging disposed on the axle tube at an end away from the axle housing; and a mounting apparatus configured for detachably fixing the inner-C-forging to the axle tube. The inner-C-forging is provided with a first angle adjustment structure, the axle tube is provided with a second angle adjustment structure. The mounting apparatus is disposed on the axle tube, and capable of cooperating with the inner-C-forging to fix the inner-C-forging to the axle tube. The first angle adjustment structure and the second angle adjustment structure have different cooperation positions such that the inner-C-forging has different installation angles relative to the axle tube. A vehicle is also provided.

Abstract: An improved clamping mechanism to secure a tire between a bead ring and a wheel utilizing a bolt is provided. The bolt has a ball seat that pivots within an enlarged pilot hole in the bead ring as the bolt threads engage in threaded section of the wheel, pulling the bead ring toward the wheel. As the bead ring is tightened upon the wheel, eventually the bead ring contacts a fulcrum on the wheel, at which point the outer edge of the bead ring is leveraged against the tire bead bundle and pressing down the tire bead to lock it in place against the wheel. As the bead ring can pivot within the enlarged pilot hole around the bolt, the bolt is not stressed. Further, the wheel comprising a safety bead and non-skid coating on the inner wall of the wheel to prevent the wheel sliding around the wheel.

Abstract: A wheel includes a rim having inner and outer flanges. A first end of each flange is positioned axially outwardly relative to the second end. A pair of bead seats are positioned one adjacent each flange, and each has an axially outer end connected to a second end of its flange by a flange connecting portion, and an axially inner end connected to one of a pair of side parts. Each side part is positioned between a central well and one of the inner and outer flanges, and connected to the well by a well connecting portion. The outer end of each bead seat is positioned radially outwardly relative to bead seat inner end. At least one of the flanges includes an extended portion which extends radially inwardly, such that a free end of the extended portion is positioned radially inwardly relative to the first end of the respective flange.

Abstract: A method and apparatus of re-railing a rail car involving the use of one or more extendable arms carried by each individual rail car is provided. The extendable arms may be operable to extend outward from the rail car and then lower an extendable foot to contact the ground, thus allowing the car to be raised into position back over the rails of the associated train tracks utilizing these extendable arms. Since the arms are compact and carried by the rail car themselves, there is no time lost while lifting equipment is brought in and cars may be quickly and efficiently re-railed to minimize the overall time loss of the associated train tracks.

Abstract: A tire pressure management system includes at least an axle enclosing a pressurized fluid, a hubcap supported by the axle and having an interior and an exterior, a rotary union axially aligned with the axle and mounted to the hubcap, the rotary union includes at least rotary union housing providing a central bore, a fluid conduit having upstream and downstream ends, a first bearing and a second bearing. Each of the bearings are in contact engagement with the fluid conduit via an inner race, and in pressing engagement with a bearing sleeve via an outer race, the bearing sleeve in pressing contact with the central bore; and a first and second seal, the first seal is disposed between the first bearing and the downstream end of the fluid conduit, and the second seal is disposed between the second bearing and the upstream end of the fluid conduit.

Abstract: A modular loading and unloading system for a high-speed transportation system, the system including an airlock loading zone, at least one airlock arranged in the airlock loading zone and connecting the airlock loading zone to a transportation tube of the high-speed transportation system. The airlock loading zone is configured to receive a plurality of capsules, payloads, and/or cars, and is operable to arrange the plurality of capsules, payloads, and/or cars for insertion into a high-speed transportation vehicle arranged in the airlock.

Abstract: According to some embodiments, a discharge door locking system for a railcar discharge door comprises a lock piston configured to move between a first position (not engaged with an operating beam coupled to a discharge door) and a second position (engaged). The locking system comprises a first and second input. Activation of the first input moves the lock piston to the first position, and activation of the second input moves the lock piston to the second position. The first input of the locking system is coupled to a first input of an operating cylinder coupled to the operating beam. The first input of the operating cylinder is configured to move the discharge door to the open position.

Abstract: An adjustable front axle includes an axle housing; an axle tube connected to an end of the axle housing; an inner-C-forging disposed on the axle tube at an end away from the axle housing; and a mounting apparatus configured for detachably fixing the inner-C-forging to the axle tube. The inner-C-forging is provided with a first angle adjustment structure, the axle tube is provided with a second angle adjustment structure. The mounting apparatus is disposed on the axle tube, and capable of cooperating with the inner-C-forging to fix the inner-C-forging to the axle tube. The first angle adjustment structure and the second angle adjustment structure have different cooperation positions such that the inner-C-forging has different installation angles relative to the axle tube. A vehicle is also provided.

Abstract: A split-type hard front axle includes an axle housing; an axle tube connected to the axle housing; an inner-C-forging connected to the axle tube and configured for connecting with a kingpin knuckle; and a connection structure cooperated with the inner-C-forgoing for detachably fixing the inner-C-forging on the axle tube. The axle tube includes a first angle adjustment structure. The inner-C-forging includes a second angle adjustment structure. A portion of the inner-C-forging is capable of deforming under a force exerted by the connection structure, to fix the inner-C-forging on the axle tube. The first angle adjustment structure is capable of cooperating with different portions of the second angle adjustment structure to make the inner-C-forging have different installation angles on the axle tube, and a caster to pinion angle is being different at inner-C-forging's different installation angles. A vehicle is also provided.

Abstract: A rim portion of a composite wheel comprises a shaped annulus formed about a central axis of rotation of the composite wheel and having a circumferential axis extending circumferentially about the central axis and around the rim portion, said rim portion having a fibre layup comprising a stacked laminate formed from alternating layers of: a hoop tow layer comprising elongate fibre tow in which the fibres are substantially aligned with the circumferential axis of the rim portion, the hoop tow layer being formed from at least one annularly wound elongate fibre tow; and a bias ply layer comprising at least one fibre ply in which the fibres are substantially orientated at an angle of +? or ?? to the circumferential axis of the rim portion, wherein ? is from 26° to 40°.

Abstract: An axle assembly includes a spindle to receive a drive shaft having a rotational input about an axis and a wheel hub rotatably supported by at least one roller bearing disposed on the spindle. A tire inflation system defines a spindle gas passage to route pressurized gas from an onboard source through the spindle. The tire inflation system includes a seal chamber between the spindle and wheel hub to transfer gas from the spindle to the wheel hub, and a hub gas passage in fluid communication with the seal chamber is arranged to route the pressurized gas to a tire. A lubrication system having a reservoir is located axially outboard of the seal chamber and at least one hub lubricant passage routes lubricant between the reservoir to a roller bearing located axially inboard of the seal chamber. The hub lubricant passage routes lubricant radially outward of the seal chamber.

Abstract: A reinforced railcar side stake configured to be mounted to the underframe of a rail car and extend upwardly therefrom, the side stake comprises: a main body which is a U shaped channel that includes a flat back generally parallel to the side wall and a pair of legs extending generally perpendicular to the back and the side wall structures, the legs of the main body having cutouts at a lower portion thereof; a connection plate coupled to the side sill main body within the cutouts wherein the connection plate surface is flush with the upper ends of the legs above the cutouts; and a reinforcing plate within the interior of the main body near the coupling of the side stake to the underframe wherein the reinforcing plate overlaps the area of the connection plate by extending both below and above the cutouts in the legs.