1273results about "Hubs" patented technology

A wheel assembly to be coupled to a hub of a vehicle may include an inner rim to be coupled to the hub of the vehicle and an outer rim surrounding the inner rim. The wheel assembly may also include gas springs operatively coupled between the inner rim and the outer rim to provide a gas suspension for relative movement between the inner rim and the outer rim. Each of the gas springs may have a controllable gas pressure. The wheel assembly also includes a wheel rotational position sensor, a vehicle operator control input interface, and a controller configured to control the gas pressure in each of the gas springs in a pattern in response to the wheel rotational position sensor and vehicle operator control input interface to assist in one of overcoming a rolling resistance of the wheel and a braking of the wheel.

The application relates to a bicycle hub with bearing limiting structure, belonging to the technical field of bicycle hubs, which comprises a hub cylinder, the left and right sides of the hub cylinder are fixed with mounting rings, a hub shaft body is arranged between the two mounting rings and the inner side of the hub cylinder, the inner side of the left mounting ring is provided with a fixed limiting assembly, the inner side of the right mounting ring is provided with an assembly limiting assembly, the fixed limiting assembly comprises a fixed bearing fixedly installed on the outer side of the hub shaft body, a first limiting ring fixedly installed on the inner side of the hub cylinder, an annular abutting plate abutting against the left side of the fixed bearing, a plurality of plug-in rods fixedly installed on the right side of the annular abutting plate, a plurality of plug-in grooves arranged on the left side of the left mounting ring, and a plurality of first communication holes arranged on the left side of the annular abutting plate. The bicycle hub with bearing limiting structure can effectively limit the bearing and will not excessively affect the actual transmission of the bearing.

A wheel assembly includes a wheel portion and a pair of drive assemblies opposing each other with the wheel portion interposed therebetween. One of the pair of drive assemblies includes a first motor and a first deceleration assembly. The other of the pair of drive assemblies includes a second motor and a second deceleration assembly. The first deceleration assembly includes a first input shaft connected to the first output shaft. The first rotation axis and the second rotation axis are parallel to the rotation axis of the wheel portion and disposed outside the wheel portion in the radial direction of the wheel portion. The first output shaft, the first input shaft, the second output shaft, and the second input shaft extend in a direction away from the wheel portion in a direction along the rotation axis.

The anti-backlash bicycle hub comprises a center shaft, a hub shell, a left side bearing and a right side bearing, the hub shell is rotatably arranged on the center shaft in a sleeving mode through the left side bearing and the right side bearing, and the anti-backlash bicycle hub is characterized in that an outer ring of the left side bearing is tightly matched with the hub shell, and an inner ring of the left side bearing is movably arranged on the center shaft in a sleeving mode; an outer ring of the right bearing is in close fit with the hub shell, an inner ring of the right bearing is fixedly arranged relative to the middle shaft, a first limiting protruding ring located on the left side of the left bearing is formed on the peripheral face of the middle shaft, and an elastic piece is arranged between the limiting protruding ring and the inner ring of the left bearing and can apply opposite elastic force to the inner ring of the left bearing and the middle shaft. Therefore, the clearance between the left bearing and the right bearing is eliminated.

A hub is provided for a human-powered vehicle. The hub includes a hub axle, a first rotating body, a second rotating body, a first ratchet member, a second ratchet member and a slider. The first rotating body and the second rotating body are rotatably mounted on the hub axle. The first ratchet member rotates with the first rotating body. The second ratchet member rotates with the second rotating body. The slider rotates with the first rotating body and slide with respect to the second rotating body in a circumferential direction. The slider has a first contact surface in sliding contact with an axially facing surface of the second ratchet member. The slider has a second contact surface in sliding contact with a radially facing surface of the second ratchet member.

The utility model discloses a hub bearing which comprises an outer ring and an inner ring, a flange plate is connected to the inner ring, a connecting groove is formed in the inner ring, a connecting ring is arranged on the connecting groove in a matched mode, and rolling bodies are arranged between the outer ring and the inner ring and between the outer ring and the connecting ring respectively. A first sealing piece is arranged at the end, close to the flange plate, of the outer ring, a second sealing piece is arranged at the end, away from the flange plate, of the outer ring, one end of the first sealing piece is connected to the inner wall of the outer ring, the other end of the first sealing piece extends towards the inner ring, the first sealing piece is wrapped by a first sealing lip, and a sealing step is formed on the inner ring. A gap is formed between the outer edge of the sealing step and the edge of the outer ring, a plurality of sealing grooves are formed in the side wall of the sealing step, and the first sealing lip extends into the sealing grooves to form a first blocking lip. The sealing device is simple in structure, better in sealing effect, more stable in sealing structure and capable of avoiding early failure of a sealing part.

A wheel hub (100) for a wheel head of a motor vehicle has a hub base body (10) extending axially to an axis of rotation (2) and a wheel flange (20) arranged on the hub base body (10). The wheel flange (20) extends radially to the axis of rotation (2). The hub base body (10) has a press fit contour (12) for forming a press fit connection with a sensor plate (30) for a speed sensor (40), where the press fit contour (12) has at least one contour interruption (14). A wheel head is provided for an axle of a motor vehicle having a wheel hub (100), where a sensor plate (30) has a detection ring extending conically with respect to an axis of rotation (2) of the wheel hub (100), and where a detection region (42) of a speed sensor (40) is aligned with the conical detection ring.

The invention provides a hub bearing unit which comprises a flange outer ring, a flange inner ring and a transmission shaft, the transmission shaft comprises a connecting part and a first spline, the connecting part is inserted into the flange inner ring and fastened through a bolt, the first spline is arranged around the connecting part, a second spline is arranged at the end, facing the transmission shaft, of the flange inner ring, and the second spline is arranged around the connecting part. The flange inner ring comprises an inner hole wall, the first tensioning piece is located on the movement path of the inner hole wall when the flange inner ring and the transmission shaft are assembled, and the first tensioning piece is located on the inner hole wall when the flange inner ring and the transmission shaft are assembled. After the distance between the first spline and the second spline is smaller than the abutting distance, the first spline and the second spline are in interference fit with the inner hole wall. Aiming at the defects in the prior art, the invention provides the hub bearing unit capable of effectively feeding back the spline matching state.

The invention relates to a hub carrier device (1) for a motor vehicle, comprising a hub carrier (2) and a hub bearing (3) for mounting a hub (4) on the hub carrier (2) in a rotatable manner about a hub rotational axis (5), the hub (4) having a first toothing (11) which engages with a second toothing (12) of a torque transmission element (9), according to the invention, a seal (14) is arranged between the outer ring (7) and the inner ring (6) of the hub bearing (3), which seal interacts with a front sealing element (15) that interacts with the torque transmission element (9) in a form-fitting manner in order to fix the torque transmission element relative to the hub bearing (3) in the axial direction with respect to the hub rotational axis (5). According to the invention, the front sealing element (15) surrounds the outer ring (7) of the hub bearing (3) to form a sealing labyrinth (22). The invention also relates to a method for producing a hub carrier device (1) for a motor vehicle.

A bicycle component for a bicycle freewheel unit, wherein the freewheel unit includes a rotary unit and a toothed disk device coupled with the rotary unit. The toothed disk device includes an end toothing with axial engagement components for engaging corresponding engagement components of another toothed disk device. The toothed disk device and the rotary unit are each configured as coupling components coupled to one another, and include a radial toothing each, for engaging with one another, and which are commonly rotatable. The rotary unit and the toothed disk device are movable in a peripheral direction relative to one another between a driving position and a rest position, so that prior to torque transmission starting, a coupling component is rotated in the driving direction about a clearance angle of at least 5°, until torque can be transmitted, when the two radial toothings have previously been in the rest position.

The invention relates to a hub carrier assembly (1) for a motor vehicle, comprising a hub carrier (2) and a wheel bearing (3) for mounting a wheel hub (4) on the hub carrier (2) for rotation about a wheel-hub axis of rotation (5), wherein a seal (14) which sealingly interacts with a pre-sealing element (15) is arranged between an inner ring (6) and an outer ring (7) of the wheel bearing (3). According to the invention, the pre-sealing element (15) surrounds the outer ring (7) of the wheel bearing (3) and carries a pulse generator (24) of a rotational speed measuring device on a side of the outer ring (7) which is remote from the inner ring (6).

A quick release structure has a quick release handle, a shaft, a clamping element, and a clamping member. The shaft has a recess, a cavity, and a resilient member. The cavity is defined in an end of the shaft. The recess is defined in a bottom of the cavity. The cavity has a diameter gradually increasing from the end of the shaft toward the recess. The clamping element has two ends. One of the ends is connected with the quick release hand, and the other end extends into the recess. The clamping member is mounted around the clamping element. When the clamping element is combined with the quick release handle and the recess, at least a part of the clamping member is engaged with the cavity and two sides of the clamping member respectively abut against the bottom of the cavity and the quick release handle.

A driving wheel comprises an axle, a wheel body, and a driving assembly. The wheel body is of a hollow structure and is rotatably arranged on the axle. The driving assembly comprises a shell, a motor, and a transmission mechanism. The shell is fixedly arranged on the axle and located in the wheel body, and the motor is fixedly arranged in the shell and connected to the wheel body by the transmission mechanism. An output shaft of the motor is arranged perpendicular to the axle, which can reduce the space occupied by the motor and improve space utilization.

A stator ring-internal gear assembly for a transmission device comprising a planetary gear of a wheel hub drive for a vehicle, the assembly may include a stator ring of an electrically operable electric motor device of the wheel hub drive for providing a motor torque and an internal gear of the transmission device for translating the provided motor torque into a net torque. The stator ring and the internal gear may be directly fixed to one another by positive connection in a non-rotatable and tension-resistant manner. The stator ring and the internal gear may form a mono-lithic unit.

A deformable wheel with non-pneumatic load bearing intended to equip a vehicle for rolling under extreme conditions such as those encountered on the moon and on Mars, includes a hub, a laminated annular strip including a plurality of concentric ferrules which are assembled with the interposition of interposing layers each composed of a material whose Young's modulus is 600,000 to 1,000 times lower than that of the ferrules, and a plurality of metal cables. Each cable connects the hub to the laminated strip while being fixed, on the one hand by an external end to the laminated strip, and on the other hand by an internal end to the hub by means of an elastic member making it possible to modulate the radial stiffness of the cables. Each elastic member is associated with an abutment able to limit its deformation.

A spindle assembly of an axle assembly includes an elongate body partially forming a first cavity and a second cavity. A seal is coupled to the elongate body at a location between the first cavity and the second cavity, and the seal is configured to be in contact with an axle shaft to fluidly seal the first and second cavities from one another. A breather is coupled to the elongate body and disposed in fluid communication with the second cavity. A sleeve is also coupled to the elongate body. The sleeve includes a notch that forms at least a portion of a drainage passage through which a fluid in the second cavity may flow from an upper portion of the second cavity to a lower portion thereof.

The utility model provides a ratchet wheel structure of a bicycle hub, which comprises a clutch ratchet group, a first ratchet ring and a second ratchet ring which are made of magnetic materials and mutually exclusive in magnetism, a plurality of first ratchets and second ratchets which are radially arranged are respectively arranged on one end face of each first ratchet ring and one end face of each second ratchet ring, and a plurality of second ratchets are respectively arranged on the other end face of each first ratchet ring and the other end face of each second ratchet ring. The other meshed end edges of the first ratchet rings and the second ratchet rings are respectively provided with an elastic element; a first transmission group is arranged between each first ratchet ring and the hub seat, and a second transmission group is arranged between each first transmission group and the hub seat; therefore, the first ratchet ring and the second ratchet ring which are in a magnetic repulsion state are utilized to generate separation force, and elastic elements at the other ends of the first ratchet ring and the second ratchet ring are matched to apply approaching force, so that the ratchet rings are in a floating state, and when friction force is larger than elastic force and the repulsion force is added, the separation distance between the ratchets on the two sides can be increased so as to reduce friction. And the service life of the ratchets is prolonged, the non-treading tooth disengaging action is quicker and more sensitive, and the maintenance cost can be effectively reduced.

A wheel assembly structure of a vehicle may include a wheel on which a tire of a vehicle is mounted, a rotor housing connected to the wheel to rotate with the wheel, a stator housing fixed to the vehicle, and configured to rotate the rotor housing by application of current, a wheel hub extending at a central portion of the wheel toward the vehicle inner side, a knuckle having a first end rotatably connected to the wheel hub, and a second end extending toward an inner side of the vehicle, a shock absorber connected to a second end of the knuckle, and configured to alleviate shock between the stator housing and the wheel, and an assembly bracket connected to the stator housing, coupled to an upper end and a lower end of the shock absorber, protruding toward the inner side of the vehicle.

A bicycle hub includes an axle and a hub body disposed on the axle and having an abutting portion and an inner bevel gear in an end portion of the hub body. A ratchet seat rotatably fits around the axle and includes a freehub body and an insertion tube inserted into the end portion of the hub body. An outer bevel gear fits around the insertion tube to be slidable only in an axial direction, meshes the inner bevel gear, and is abutted by the abutting portion to be retained in the inner bevel gear. An elastic body adapted to push the outer bevel gear toward the inner bevel gear is disposed on the ratchet seat.

A freewheel assembly has a hub, a brake mechanism, and at least one switch. The hub has an axle, a hub shell mounted around the axle, a drive screw disposed at one of two ends of the hub shell; and a sprocket mounted around the drive screw and having an inner shell and an outer shell. The inner shell is screwed with the drive screw and has a first engaging notch. The outer shell is mounted around the inner shell and has a second engaging notch. The brake mechanism has a clutch cone configured to be driven by the drive screw to move along the axle and at least one brake shoe disposed to an exterior circumference of the clutch cone. Each switch is screwed to the outer shell and has an engaging block engaging with at least one of the first engaging notch and the second engaging notch.

The invention relates to a torque transmission arrangement (10) for a drive train (1) of a motor vehicle, comprising a first torque transmission element (13) having a first toothing (11) with first teeth (15) and first tooth gaps and rotatably mounted about a first axis of rotation, and a second torque transmission element (14) meshing with the first torque transmission element (13), having a second toothing (12) with second teeth (16) and second tooth gaps and rotatably mounted about a second axis of rotation. It is provided that one of the torque transmission elements (13, 14) is designed and configured as a signal transmitter for a speed detection device (17), and a sensor (18) of the speed detection device (17), designed and configured for detecting the toothing (11, 12) of the torque transmission element (13, 14), is arranged adjacent to the torque transmission element (13, 14).The invention further relates to a method for operating a torque transmission arrangement (10) for a drive train (1) of a motor vehicle and to a drive train (1) for a motor vehicle.

A wheel hub driving assembly, comprising: a motor, an output end face and a non-output end face being provided on two axial sides of the motor, and an air gap face of the motor being arranged parallel between the output end face and the non-output end face; a speed reduction assembly, one side of the speed reduction assembly in the axial direction being embedded in the output end face, the other side of the speed reduction assembly in the axial direction being in transmission connection with a wheel hub, and the motor and the speed reduction assembly being located inside the wheel hub; and a brake assembly, the brake assembly being connected to the non-output end face.

An adjustable freewheel hub assembly has a hub component, a coaster brake mechanism, and an adjusting switch. The hub component has an axle, a hub shell, a helix hub driver, and a sprocket. The helix hub driver has a pawl groove and a first engaging notch formed on its periphery. The sprocket is sheathed onto the helix hub driver, is hollow, and has a ratchet teeth construction formed on an inner wall of the sprocket and a second engaging notch. The coaster brake mechanism is disposed in the hub shell and is drivable by the helix hub driver. By the adjusting switch engaged in or detached from the first engaging notch and the second engaging notch, the freewheel hub assembly can be adjusted between a fixed-gear mode and a single-speed mode to have different functions.

The invention relates to an electric wheel hub comprising a driving wheel shell, a driven wheel shell connected to the driving wheel shell, a hub axle penetrating the driving wheel shell and the driven wheel shell, a housing space formed by the inner walls of the driving wheel shell and the driven wheel shell, a drive component arranged in the housing space, and a heat dissipation mechanism for dissipating heat from the housing space, the drive component comprising a drive motor arranged on one side of the hub axle and a transmission component arranged in the housing space, the drive motor driving the driving wheel shell to rotate about the hub axle via the transmission component. The present invention realizes the electric rotation of the wheel hub by driving the wheel hub on the wheel hub axle through the transmission component by the internal driving motor.

The invention relates to a wheel bearing arrangement, comprising a hub (10), a wheel bearing (20) arranged on the hub (10), a wheel carrier (30) to which the wheel bearing (20) is fixed by means of a wheel bearing outer ring (21), comprising a synchronous universal joint (40) which is axially clamped to the hub (10) by means of a planar tooth meshing device, and comprising a sealing ring (50) which surrounds and seals the planar tooth meshing device on the radially outer side. A sealing ring is pre-assembled on the constant velocity joint and engages with the hub outside the force flow of the wheel bearing in the assembled state of the wheel bearing arrangement, the sealing ring providing a contactless pre-seal for the wheel bearing while interacting with the wheel carrier.

The present invention relates to a wheel assembly comprising a rim mounting seat (1) and a drive shaft (2) connected coaxially, a support (3) having a first mounting hole, a bearing (4), a first and a second sealing element (5, 6), at least a portion of the drive shaft and the rim mounting seat being disposed in the first mounting hole; the first and second sealing elements and the bearing are disposed successively along an axial direction of the drive shaft, and the first sealing element and the bearing are press-fitted between an outer peripheral surface of the rim mounting seat and an inner wall surface of the first mounting hole, and the second sealing element is press-fitted between an outer peripheral surface of the drive shaft and the inner wall surface of the first mounting hole. Abbreviated figure: Figure 1

The novel double-bearing receiving cup comprises a hub, a steering cup, a receiving cup body, a dog bone and crown teeth, bearing bodies are arranged on the front face and the back face of the steering cup, and inner rings of the two bearing bodies are in interference fit with the outer wall of the receiving cup body. The outer rings of the two bearing bodies are in interference fit with bearing mounting holes in the front face and the back face of the steering cup respectively. The bearing bodies are arranged on the two sides of the steering cup, the radial shaking amount of the hub is lower than that of a single bearing through symmetrical supporting of the double bearings and supporting of the double bearings, the running smoothness of a vehicle can be improved, the coaxial design of the double bearings and the cup connecting bodies is utilized, the small chassis space of a miniature four-wheel drive of 1: 43 and the like is matched, and the steering cup connecting structure is simple in structure and convenient to use. The axial size does not need to be additionally increased during bearing installation, the dog bone is connected with the crown tooth and the clamping groove of the connecting cup body, rigid supporting of the double bearings is matched, continuous power transmission during swing arm vibration is guaranteed, and transmission reliability is improved.

The invention relates to a wheel bearing (1) for a motor vehicle, comprising a bearing element (2) having a raceway (4a, 4b) accommodating several rolling elements (3), wherein the raceway (4a, 4b) deviates at least in sections from a circular line of constant diameter.

The utility model relates to the technical field of buggy, and provides a wheel assembly for a buggy and the buggy. The pedal assembly is connected to the wheel body; the first clamping piece is connected to the wheel body; the second clamping piece is connected to the wheel body and movably connected with the first clamping piece in a clamped mode. Compared with the prior art, the wheel has the advantages that the first clamping piece and the second clamping piece which is movably clamped with the first clamping piece are arranged on the wheel body, and when the first clamping piece is located at the locking position, the first clamping piece is moved to the unlocking position by applying force to the first clamping piece; the pedal assembly is switched from the locking state to the free state, so that when the buggy is pushed and feet of a child are placed on the pedal assembly, the feet of the child cannot move due to rotation of the pedal assembly, and the child can have a full rest.