Abstract: Axles capable of use in high stress applications, such as downhill, extreme, and free-bicycle riding is described. The axle is made by a method, preferably including two forging steps. In the first forging step, a portion of solid metallic work piece is formed into an enlarged head portion that will be finally machined into an ergonomic grip portion. In the second step, another portion of solid metallic work piece is formed into an elongate tubular portion.

Abstract: The present invention provides a bicycle hub that is usable with a disc brake. The hub has a tubular body extending along a longitudinal axis between the ends thereof. One end of the hub is configured to mate with and retain a brake disc on a disc seat that has a predetermined configuration. Spaced from the disc seat along the longitudinal axis there is a fastener portion of the hub which is configured to receive a fastener that locks the disc on the hub.

Abstract: A motor-bearing wheel hub has a wheel hub open and flanged on one end, the hub including a wall opposite the open end with an opening therethrough at a central location for receiving a stator of an electric motor, the hub having interfaces for attaching to spokes of a rear wheel of a bicycle, an adaptor plate removably affixed to the flange, and an electric motor including a stator, windings, and a rotor, installed in the hub, with the stator, extending through central openings in the end wall and the adaptor plate, to be joined to a rear wheel fork of the bicycle. The hub is characterized in that the rotor is affixed to either the adapter plate inside the hub or to the inside of the hub.

Abstract: A bicycle wheel, comprising a hub, a rim, and a plurality of spokes extending between the hub and the rim is provided. Each spoke comprises a first end portion coupled with the hub and a second end portion coupled with the rim. The first end portion comprises an abutment surface in contact with a first stop surface of the hub in a tensioning condition of the spoke. A surface substantially opposite the aforementioned abutment surface, on the other hand, does not make contact with the hub. The wheel further comprises locking means of the spoke with respect to the hub adapted to prevent or to limit a displacement of the abutment surface away from the first stop surface in a detensioning condition of the spoke, as in, for example, that which occurs for a violent impact against uneven or rough ground.

Abstract: A hub for a bicycle wheel, comprises a substantially tubular body having, at the opposite free end portions thereof, a plurality of spoke attachment elements projecting radially from the body and provided with seats for housing the spokes of the bicycle wheel is provided. The seats are formed on at least one front surface of the spoke attachment elements. The mounting of the spokes in a hub having such seats is simpler and quicker than in conventional hubs.

Abstract: A hub assembly for a disk brake of a bicycle includes a support shaft, a hub body pivotally mounted on the support shaft and provided with two drum disks, a mounting portion protruding from one of the drum disks, a threaded section protruding from the mounting portion, a brake disk resting on the end face of the mounting portion, and a chainwheel screwed onto the threaded section and pressing the brake disk so that the brake disk is clamped between the mounting portion and the chainwheel closely. Thus, the brake disk is mounted on and detached from the hub body by screwing and unscrewing the chainwheel, so that the hub assembly is assembled and disassembled easily and rapidly, thereby facilitating a user assembling and disassembling the hub assembly.

Abstract: A bicycle hub includes an axle, a hub shell and a plurality of fixing elements. The hub shell is rotatably disposed about the axle. The hub shell has a plurality of fixing portions disposed at an end thereof. Each of the fixing portions has a pair of spoke guide openings. The spoke guide openings are preferably unthreaded closed bores. The fixing elements are removably coupled to the fixing portions of the hub shell. Each of the fixing elements includes a pair of spoke attachment structures to receive inner ends of a pair of spokes. Preferably, the spoke attachment structures include threaded spoke attachment openings. Preferably, the fixing portions and the fixing elements are configured and arranged such that each of the fixing elements contacts an exterior surface of the hub shell when assembled together.

Abstract: A releasably locking device, and clamping element for such a device, secures a bicycle component to a bicycle frame. The device has a traction rod associated with a rotation cam extending in a housing. The rotation of the cam is driven by a lever-operated manual actuation system between a clamping operating position and a release position. The rotation cam has two ends that can be commanded into synchronous rotation through said lever-operated manual actuation system.

Abstract: A method and assembly for mounting an auto rim and either motorcycle or auto tire as a motorcycle rear wheel. The assembly allows tires of different widths and diameters to be used on the rear of motorcycles that have single side swing arms and standard swing arms. The method and assembly allows a left side or right side drive which can be a belt or chain. A hub with bearings and spacers are mounted with a brake rotor disk and a drive pulley in tandem to produce a hub assembly.

Abstract: A bicycle hub has an axle and a hub shell rotatably disposed about the axle with a plurality of fixing portions disposed at opposite ends of the hub shell. Each of the fixing elements has a pair of spoke attachment structures to attach a pair of inner ends of a pair of spokes to the hub shell. The fixing elements are removably coupled to the fixing portions of the hub shell.

Abstract: A front bicycle hub is provided with a hub shaft, a hub shell and at least one shaft bearing (preferably two shaft bearings). The hub shaft has an external thread formed on the outer circumference surface at least one end and an internal thread formed on the inner circumference of the end where the external thread is formed. The hub shell is rotatably supported on the outer circumference side of the hub shaft by the shaft bearing. The shaft bearing is threaded on with external thread of the hub shaft. The internal thread is formed deeper toward the inner side in the axial direction than the shaft bearing.

Abstract: A one-piece wheel hub of a bicycle wheel made from layered structural fiber based material, preferably carbon fiber material. The wheel hub is preferably formed by applying layers of the fiber based material to an expandable core to form a tubular body. The tubular body may be cured, during which time the core expands, by applying radial pressure to the tubular body.

Abstract: A bicycle hub cover assembly is installed on a bicycle hub to provide a hard, rigid protective cover for the bicycle hub. In one embodiment, the bicycle hub cover assembly has a hub shell cover, a first hub end cover, a second hub end cover and a pair of fasteners that attach the hub end covers to the axle of the bicycle hub. The hub shell cover is configured and arranged to be mounted concentrically around a center portion of the hub shell of the bicycle hub, while the hub end covers overlie the axial ends of the bicycle hub. Thus, the bicycle hub is completely enclosed, except for a small gap located between the hub shell cover and each of the first and second hub end covers. In another embodiment, the hub shell cover is eliminated.

Abstract: A bicycle disc brake hub is basically provided with a hub axle and a hub shell rotatably disposed about the hub axle. The hub shell has a pair of flanges with a tubular portion extending between the flanges, and a rotor attachment portion configured to prevent an inside diameter of a disc brake rotor from increasing when the diameter of the hub axle increases. The rotor attachment portion is provided in the vicinity of a first shell end of the hub shell, and has a smaller outside diameter than the outside diameter of the tubular portion. A rotor of a disc brake device is attached to the rotor attachment portion.

Abstract: A hub for a bicycle wheel having a hub body rotationally mounted on a central hollow shaft by means of bearings mounted on the shaft, the hollow shaft adapted to receive a quick release axle which projects beyond both ends of the axle. The shaft has three distinct portions, two end pieces and a central portion made of a material having a lower density than the end pieces, the end pieces being fitted to each end of the central portion, the end pieces having bearing surfaces for the bearings, and at least one of the end pieces having a threaded portion, respectively, for a nut for axially tightening the bearings.

Abstract: A vehicle wheel includes a wheel body having an elongated guiding slot radially extended from a center of the wheel body; and an axle centrifugal adjusting arrangement, which includes a sliding member slidably mounted along the guiding slot for mounting the wheel body to the wheel axle; and a gear adjustment device including a first gear unit mounted at the guiding slot of the wheel body, and a second gear unit mounted at the sliding member to substantially engage with the first gear unit so as to selectively adjust the sliding member to slide along the guiding slot.

Abstract: A wheel for a two-wheeled motor vehicle and including a hub, a rim, a spokes coupling the hub and the rim. The hub has a lightening portion formed inside a sprocket flange such that there remains sufficient flange strength and sufficient weight reduction is realized. The lightening portion is axially inside a bearing insertion hole, opens radially inwardly and has a maximum diameter longer than diameters of the bearing insertion hole and an axle hole.

Abstract: An easily mountable disc brake rotor assembly that is lightweight is provided. The bicycle disc brake rotor assembly includes a rotor and an adaptor and is mounted to the front hub of a bicycle. A caliper mounted to the bicycle's suspension fork grips the rotor. The rotor is a ring-shaped plate, which has brake surfaces that are gripped by the caliper. The adapter is mounted to the front hub and has a deformation that secures the rotor to the hub. External and internal splines on the adapter prevent the rotor from rotating and transmit a braking force exerted on the rotor to the hub, respectively.

Abstract: A motorcycle hub adapter for shaft driven motorcycles that permits a user to mount any custom wheel to a shaft driven motorcycle assembly. The adapter includes a housing that has a substantially hemispherical shape with a convex side with an opposite relatively flat opposite side. The adapter includes a central through opening extending from a round flattened end on the convex side with cooperative dimensions to receive the axle therethrough. Several peripheral annular surfaces are provided with holes to mount the brake disk rotor assembly at the farthest possible distance form the rim while other components of the motorcycle are also mounted to make them compatible with the rim assembly.

Abstract: A bicycle hub cover assembly is installed on a bicycle hub to provide a hard, rigid protective cover for the bicycle hub. In one embodiment, the bicycle hub cover assembly has a hub shell cover, a first hub end cover, a second hub end cover and a pair of fasteners that attach the hub end covers to the axle of the bicycle hub. The hub shell cover is configured and arranged to be mounted concentrically around a center portion of the hub shell of the bicycle hub, while the hub end covers overlie the axial ends of the bicycle hub. Thus, the bicycle hub is completely enclosed, except for a small gap located between the hub shell cover and each of the first and second hub end covers. In another embodiment, the hub shell cover is eliminated.

Abstract: A hub-side mounting part formed with the side surface of a wheel hub is provided so that an outer diameter thereof is larger than a diameter of a mounting pitch circle of a disc rotor. A hub-side through-hole and a rotor side through-hole, which are formed therein to be extended therethrough, respectively, are matched with each other to improve heat radiation and crosswind performance.

Abstract: An internal hub transmission for a bicycle comprises a hub shaft structured to be mounted to a bicycle frame, a drive member, a driven member, and a planetary gear mechanism that communicates rotational force from the drive member to the driven member. A first bearing assembly comprises a separate first bearing cone mounted to the hub shaft, a first bearing cup, and a plurality of first bearing members disposed between the first bearing cone and the first bearing cup. A second bearing assembly comprises a separate second bearing cone mounted to the hub shaft axially spaced apart from the first bearing cone, a second bearing cup, and a plurality of second bearing members disposed between the second bearing cone and the second bearing cup. Third and fourth bearing assemblies rotatably support the drive member relative to the hub shaft.

Abstract: A hub assembly for a bicycle includes a hub shell adapted to be rotatably mounted on a hub axle, and having a plurality of angularly displaced retreat bores for receiving pawls, respectively, a flywheel mounting cylinder rotatably mounted on the hub axle and having a tubular coupling wall confronting the retreat bores, and an annular drive member including a coupling segment which is coupled to and which is rotated with the tubular coupling wall, and a toothed segment which extends into an annular accommodation space between the hub shell and the hub axle to be coupled with the pawls radially so as to form a uni-directional mechanism for driving the hub shell to rotate in a clockwise direction.

Abstract: A wheel structure wherein a hub includes both a hub body and a rubber support member which closes an opening of the hub body. A right bearing disposed on the hub body side and a left bearing disposed on the rubber support member side are rotatably mounted on an axle. An inner collar fitted on the axle is provided for maintaining a constant distance between the right and left bearings. The right bearing is brought into abutment against the rubber support member through a cylindrical outer collar which surrounds the inner collar. When the right bearing is press-fitted into the hub body hole, a press-fit load imposed on the right bearing can be borne by the rubber support member through the outer collar. The rigidity of the hub can be enhanced while preventing deformation. A higher load can be borne to act on the hub during vehicular operation.

Abstract: An axle assembly connecting a wheel assembly to a vehicle frame. The axle assembly includes a tubular body having first and seconds connectable to the vehicle frame and open-ended slots disposed proximate at least one of the first and second ends of the tubular body. An expansion element is engageable with the tubular body to radially deform the tubular body at a mounting point to the vehicle frame. This configuration provides a rigid connection between the axle assembly and the vehicle frame in both the linear and radial directions.

Abstract: A bicycle wheel having spokes (4) stretched between a hub (1) and a rim (3), wherein in order to increase durability with optimizing the number of spoke crossing, a hub collar surface (6) is provided parallel with an elevation angle (5) caused by the spokes (4) between the hub collar (2) and the rim (3), hub holes (9) are provided approximately at a right angle to the elevation angle (5), spoke insert holes (12) are bored in the outer peripheral surface (14) of the hub collar, opposed peripheral restraint walls (13) are provided on the outer peripheral surface (14) of the hub collar (2), one end of each spoke (4) inserted from the spoke insert hole (12) is threadedly fastened to a hub nipple (8) fitted into the hub hole (9), and the other end is threadedly fastened to a rim nipple (19).

Abstract: A hub is configured to suppress deformation in a disc rotor even if the disc rotor is made thinner and more lightweight, and to suppress wobbling in a braking surface. The hub has a hub axle, a hub shell, a pair of bearings, and a brake mount. The hub shell has spoke attachment parts with spoke attachment holes and disposed at both ends for attaching a plurality of spokes. The brake mount has a rotor attachment unit for attaching a disc rotor of a disc brake. The rotor attachment unit is integrally formed with a first spoke attachment part and is disposed radially farther out than the minimum radial position at which the spokes are attached.

Abstract: A one-piece wheel hub of a bicycle wheel made from layered structural fiber based material, preferably carbon fiber material. The wheel hub is preferably formed by applying layers of the fiber based material to an expandable core to form a tubular body. The tubular body may be cured, during which time the core expands, by applying radial pressure to the tubular body.

Abstract: A bicycle hub is provided with a hub axle, a hub shell and a pair of bearing units. Each of the bearing units has an inner race supported on one axle end of the hub axle, an outer race threadedly coupled to an inner tubular surface of the hub shell, and a plurality of first rolling members disposed between the inner and outer races. Preferably, a first stopper ring is coupled to one of the first inner and outer races to form an axial abutment that is arranged to contact the other of the first inner and outer races to prevent axial separation of the first inner and outer races prior to installation of the bearing unit between the hub axle and the hub shell.

Abstract: A bicycle rear hub is configured to improve the external appearance and the resistant to corrosion of a drive body. The rear hub also has a hub shaft, a hub shell, a pair of bearing units, a one-way clutch, a sprocket, and a cover member. The hub shell is rotatably mounted to the hub shaft by the bearing units. The drive body is mounted to one end of the hub shell by the one-way clutch that transmits rotation from the drive body to the hub shell in one direction. The sprocket is fixedly mounted to a radially outward-facing surface of the drive body. The cover member is mounted to the drive body 19 to cover the radially outward-facing surface of the drive body and with its tip edge contacting the outside lateral surface of the sprocket.

Abstract: An apparatus for fixing a bicycle disk brake rotor a bicycle wheel hub comprises an adapter and a rotor retaining member. The adapter is structured to be nonrotatably coupled to the bicycle wheel hub and to nonrotatably support a disk brake rotor. The adapter includes at least one insertion opening. The rotor retaining member has a latching member structured to be inserted into the insertion opening in the adapter to retain the disk brake rotor to the adapter.

Abstract: An automotive wheel rim to receive a vehicle tire, at least one tire bead seat extending inwardly of the wall of the rim whereby the outer contour or profile of the wheel rim is selected to be of a different contour or profile to the inner contour or profile of the rim.

Abstract: A bicycle sealing assembly is provided for a bicycle part having a fixed part and a rotational part mounted to rotate relative to the fixed part such as a bicycle hub. The rotatable member (hub shell and/or freewheel) is rotatable mounted on the fixed part (hub axle assembly) by a pair of bearing assemblies. The sealing assembly basically has first and second dust caps and first and second sealing members. The first dust cap is coupled to the rotatable member, while the second dust cap coupled to the hub axle. The first sealing member is disposed between the first dust cap and either the fixed part or the second dust cap to form a seal therebetween. The second sealing member is disposed between the second dust cap and either the first dust cap or the rotational part to form a seal therebetween.

Abstract: Disclosed are systems and methods for converting linear motion into circular motion.

Abstract: A brakable wheel hub device includes a wheel hub shell having a first surrounding threaded portion and a disk securing portion spaced apart from each other to define a disk mounting space for receiving a brake disk. The disk securing portion has a plurality of axially extending insert holes and engaging holes angularly displaced from and disposed alternately with one another. A positioning ring has a plurality of axially extending protrusions and brake stabilizing members angularly displaced from and disposed alternately with one another so as to pass through the brake disk for insertion into the insert and engaging holes, respectively. A surrounding locking member has a second surrounding threaded portion threadedly engaging the first surrounding threaded portion, and an abutting portion abutting against the positioning ring.

Abstract: A motorcycle wheel assembly comprising a brake hub rotatably mounted to a wheel axel. A brake disc is affixed to the brake hub rotating with the brake hub. A tire hub is rotatably carried by the brake hub carrying a tire for contacting a road surface to rotate the tire hub. A transfer gear is disposed between the tire hub and the brake hub for interconnecting the brake hub and tire hub. A center gear is carried by the brake hub for engaging the transfer gear, and a ring gear is carried by the tire hub for engaging the transfer gear so that rotation of the tire hub causes the transfer gear to counter-rotate the brake hub. Accordingly, counter-rotation of the brake disc carried by the brake hub creates a counter-rotational gyroscopic force that cancels out the gyroscopic force created by rotation of the motorcycle tire and tire hub.

Abstract: The vehicle wheel includes an outer rim hoop with means for holding a tire, a plurality of spoke portions, and a central hub assembly. The central hub assembly includes an axle assembly and a hub shell that is rotatable about the axle. The hub shell includes at least two axially spaced outer flanges for attachment with the spokes. The spokes are connected at their outer ends to the rim hoop and at their inner ends to their respective outer flange. Firm attachment between the spoke and the outer flange is achieved by engaging of a portion of the spoke with a cavity formed within at least one of the rim and the outer flange. Also disclosed are attachment arrangements that include an intermediate connection member to facilitate attachment between the spoke and the cavity.

Abstract: A hub adapter used to modify a bicycle wheel hub to provide for the mounting of a disc brake rotor and/or for the repositioning of the wheel spoke mount flange to accommodate the additional components of a disc brake system. The hub adapter may be fixed to the host non-disc wheel hub by fastening bolts passing through the original spoke mounting holes or by other fastening means. The hub adapter may provide standard mounting holes for a disc brake rotor to be fixed to the hub adapter with fastening bolts. The hub adapter provides alternate spoke mounting holes on an alternate spoke flange, positioned in such a way so as to provide adequate clearance for disc brake components such as the disc brake caliper assembly, or in such a way as to change the length of the spokes and to modify the wheel stiffness. The hub adapter effectively becomes integral to the host wheel hub and critical to the primary function of the wheel hub, that is transferring load from the frame to the wheel.

Abstract: A bicycle hub includes a tubular body and a first flange, a second flange and a third flange extend radially from an outer surface of the tubular body. The third flange is located between the first flange and the second flange. Each of the first flange, the second flange and the third flange has holes defined therethrough so as to be connected with spokes. The diameter of the three flanges and the radial distance of the holes in the three flanges may be different so as to obtain a desired rim according to the way of use of the bicycle wheel.

Abstract: A brakable wheel hub device includes a hub shell adapted to be rotatably mounted on an axle, and having a disk securing portion which has an internally threaded section and a plurality of insert holes at a right end thereof that contacts a brake disk. A positioning ring is disposed outboard to the brake disk, and has a plurality of axially extending protrusions which pass through the brake disk and which are fitted into the insert holes so as to place the brake disk in a spline engagement with the hub shell. A surrounding locking member has an insert segment with an externally threaded section to threadedly engage the internally threaded section through the brake disk, and an abutting segment to abut against the positioning ring, thereby securing the brake disk relative to the hub shell.

Abstract: A brakable wheel hub device includes a hub shell adapted to be rotatably mounted on a wheel axle. A spoke mounting member has a securing wall portion surrounding an axis and extending radially to confront and to be fastened to a brake disk, and a surrounding wall portion extending from the securing wall portion axially and confronting the hub shell radially to confine a surrounding space therebetween. A force transmitting member is received in the surrounding space, and has two frictional engaging surfaces to respectively and frictionally engage the hub shell and the surrounding wall portion such that the spoke mounting member is synchronously rotated with the hub shell.

Abstract: A wheel structure wherein a hub includes both a hub body and a rubber support member which closes an opening of the hub body. A right bearing disposed on the hub body side and a left bearing disposed on the rubber support member side are rotatably mounted on an axle. An inner collar fitted on the axle is provided for maintaining a constant distance between the right and left bearings. The right bearing is brought into abutment against the rubber support member through a cylindrical outer collar which surrounds the inner collar. When the right bearing is press-fitted into the hub body hole, a press-fit load imposed on the right bearing can be borne by the rubber support member through the outer collar. The rigidity of the hub can be enhanced while preventing deformation. A higher load can be borne to act on the hub during vehicular operation.

Abstract: A brakable wheel hub device includes a hub shell adapted to be rotatably mounted on a wheel axle. A spoke mounting member has a securing wall portion surrounding an axis and extending radially to confront and to be fastened to a brake disk, and a surrounding wall portion extending from the securing wall portion axially and confronting the hub shell radially to confine a surrounding space therebetween. A force transmitting member is received in the surrounding space, and has two frictional engaging surfaces to respectively and frictionally engage the hub shell and the surrounding wall portion such that the spoke mounting member is synchronously rotated with the hub shell.

Abstract: A bicycle rear hub is configured to improve the external appearance and the resistant to corrosion of a drive body. The rear hub also has a hub shaft, a hub shell, a pair of bearing units, a one-way clutch, a sprocket, and a cover member. The hub shell is rotatably mounted to the hub shaft by the bearing units. The drive body is mounted to one end of the hub shell by the one-way clutch that transmits rotation from the drive body to the hub shell in one direction. The sprocket is fixedly mounted to a radially outward-facing surface of the drive body. The cover member is mounted to the drive body 19 to cover the radially outward-facing surface of the drive body and with its tip edge contacting the outside lateral surface of the sprocket.

Abstract: A hub post is mounted on a wheel axle of a bicycle and has an anti-rotation locking pin to keep the hub post from rotating and loosening and detaching from the wheel axle. The anti-rotation locking pin is mounted in a countersunk through hole in a closed end of the hub post and is securely held in an axle mounting slot in a fork of the bicycle.

Abstract: A wheel hub having a central tubular portion and at least one end cap which is formed integrally with the central portion and has thickness greater than the central tubular portion. The hub is a monolith fiber-reinforced plastic structure wherein the central portion and the side cap form a continuous surface.

Abstract: A bicycle hub is provided with a hub axle, a hub shell and a pair of bearing units. Each of the bearing units has an inner race supported on one axle end of the hub axle, an outer race threadedly coupled to an inner tubular surface of the hub shell, and a plurality of first rolling members disposed between the inner and outer races. Preferably, a first stopper ring is coupled to one of the first inner and outer races to form an axial abutment that is arranged to contact the other of the first inner and outer races to prevent axial separation of the first inner and outer races prior to installation of the bearing unit between the hub axle and the hub shell.

Abstract: A quick release assembly includes a pivot pin and an axle secured to the pivot pin. A cam is pivoted to the pivot pin. A stop is movable between a first position detached from the pivot pin and a second position secured to the pivot pin inhibiting pivotal movement of the cam.

Abstract: An improved non-metal hub made from plastics to remedy problems occurred to conventional metal hubs mainly includes an axle which has a middle section encased in an oil impregnated tube and two ends coupled with plastic bearings, and is integrally formed with the plastic bearings and the plastic hub barrel and covered by the plastic hub barrel. The axle has conical sloped surfaces to contact closely with conical troughs of the bearings such that deviating angles occurred to the hub when operating in uneven road conditions may be nudged and corrected to achieve smooth and even rotation.

Abstract: A bicycle hub is provided that includes a hub axle, a hub body, a sprocket support member and a spacer. The spacer is movable to allow the hub body to be axially separated from the freewheel without removing the freewheel from the rear fork of the bicycle. The hub axle has a first portion and a second portion releasably coupled to the first portion. The hub body has an outer tubular portion and an interior passageway with the first portion of the hub axle rotatably supported therein. The sprocket support member has a portion releasably and non-rotatably coupled to the outer tubular portion of the hub body. The sprocket support member is mounted on the second portion of the hub axle. The spacer is supported on the first portion of the hub axle adjacent a free end of the hub body. The spacer has a spacing portion and is configured to move in a transverse direction relative to the hub axle between a first position and a second position without removing the first portion of the hub axle from the hub body.