71results about "Rims" patented technology

The invention relates to a rim for a vehicle wheel, having an inner and an outer rim flange 29,21, an inner and an outer rim shoulder 28, 22, a rim well 23 with well base 24, inner well flank 26 and an outer well flank 24, a transition section 27 and an inner hump 30 with a hump peak. The rim is having specific material thickness in the area of the transition section 27. In order to improve wheels in terms of weight minimization and noise development, the transition section 27 comprises at least one stiffening section 35 with a radi- ally offset wall section, the maximum radial offset H1 of which to the adjoining transition section is greater than the material thick- ness T in the transition section 27. The stiffening section 35 has a diameter Dz, Dw, being equal or greater than the diameter DT on the well base 24 and smaller than diameter DH of the hump peak 31.

The application discloses a rim pressing block, which comprises a base, a first supporting convex part, a second supporting convex part and an extension part, wherein the first supporting convex part, the second supporting convex part and the extension part are arranged on the front surface of the base, the second supporting convex part is arranged above the first supporting convex part, the extension part is arranged above the second supporting convex part, a through hole is arranged between the first supporting convex part and the second supporting convex part, and the extension length of the extension part is greater than the height of the first supporting convex part and the second supporting convex part. The application further discloses a mine truck wheel and a locking ring limiting method. When the locking ring has a tendency to pop out of the groove of the rim body, the extension part of the rim pressing block limits the locking ring from the outside to prevent the locking ring from popping out of the groove of the rim body.

The utility model relates to a kind of automobile wheel hub section steels, belong to automobile parts field, including section steel body one end is equipped with first bending part, the other end is equipped with second bending part, middle part is connecting part, connecting part one end is equipped with first bending part, first bending part is bent and extends to section steel body one side, the other end of connecting part is equipped with second bending part, two bending parts are bent and extend to the other side of section steel body;Section steel body further includes positioning guide structure, shock-absorbing buffer structure, strength reinforcing structure, heat dissipation structure and anticorrosion reinforcing layer;The utility model realizes wheel hub assembly accurate assembly, cooperate built-in elastic shock-absorbing cavity effectively absorbs road impact, prolongs wheel hub fatigue life, the utility model's structure integrated positioning, shock-absorbing, strengthening, heat dissipation and anticorrosion function, comprehensively optimizes wheel hub comprehensive performance, improves vehicle driving safety and durability.

A wheel assembly operable to retain a tire on a wheel is disclosed. The assembly includes a lock ring operable to engage a lock ring receiving assembly of the wheel assembly when the wheel assembly is assembled. The lock ring has a ridge that engages a groove in (or on or associated with) the receiving assembly when the lock ring is installed. At least a portion of the surface of the ridge of the lock ring is curved and at least a portion of the surface of the groove of the receiving assembly is also curved, and at least a portion of the curved portion of the surface of the ridge of the lock ring contacts at least a portion of the curved portion of the surface of the groove of the receiving assembly when the lock ring is installed and the ridge of the lock ring engages the groove of the receiving assembly, and if / when the curved surface portions of the ridge and the groove are considered as viewed in cross-section (in a plane containing the axis of rotation of the wheel), the arc of the (curved) line of contact between the curved surface portions extends at least 60°, preferably at least 90°, more preferably about 120°.

A wheel construction including a rim, the rim including: an inner flange (16) and an outer flange (18), a central well (20) positioned between the flanges, a pair of bead seats (22, 24), one being positioned adjacent each flange, each bead seat being connected to the respective flange by a flange connection portion, and being connected to one of a pair of side parts (30, 32), each connected to the central well by a well connecting portion (34, 36), wherein at least one of the side parts includes a convex portion (40, 42) including a convex surface that extends radially beyond the axially inner end of the bead and a curved portion (50, 52), and wherein at least one of the inner flange and the outer flange includes an extended portion (17, 19) which extends radially inwardly to a free end.

This utility model discloses a high-compression-resistant steel automotive wheel hub, comprising a rim, spokes, and a center disc from the outside in. The rim has a ring structure with symmetrical inner and outer sides. The edge of the rim has a multi-step structure. One end of the spoke is welded to the side wall of the center disc, and the other end of the spoke is engaged with and welded to the multi-step structure. The spokes have a streamlined structure with supporting columns protruding to both sides in the middle. In this application, by casting the steel spokes into a streamlined structure, a certain yield strength is increased, giving it a certain degree of toughness. Under stress, the supporting columns in the middle provide the main support, while the outer parts disperse stress, resulting in more balanced compressive strength. Even when subjected to lateral stress, energy absorption and release can prevent breakage.

The application discloses a high-strength 7-series aluminum alloy and a preparation method thereof. The 7-series aluminum alloy is composed of the following components in percentage by mass: Zn 6.0-6.5%, Mg 2.1-2.5%, Cu 2.0-2.5%, Mn 0.20-0.30%, Ti 0.10-0.15%, Cr 0.10-0.20%, Zr 0.10-0.15%, rare earth elements 0.02-0.10%, wherein the rare earth elements are a mixture of La and Ce, and the balance is Al and inevitable impurities, wherein Fe < 0.15% and Si < 0.15%. By optimizing the main alloy components, adjusting the trace element ratio, and adopting multiple process means such as micro-alloying and deformation heat treatment, a high-strength aluminum alloy is prepared.

The present disclosure relates to the technical field of automobile accessories, and specifically relates to a steel-aluminum wheel and a machining method therefor. The steel-aluminum wheel comprises a rim and spokes. The rim comprises a connecting area, and the spokes each comprise a connecting portion. The connecting area is located at the end portion of the side of the rim facing the spokes, and the end of the connecting area close to the spokes extends towards the spokes and is connected to the connecting portion. Each connecting portion is provided with a mounting slot, a fixing assembly is mounted in the mounting slot, and the side of the fixing assembly facing away from the mounting slot is connected to the rim. In the steel-aluminum wheel provided by the present disclosure, the production method can be simplified, the production efficiency can be effectively improved, and the product quality can also be fully ensured. The present disclosure further provides a machining method for the steel-aluminum wheel, used for allowing the entire production machining process to be simple, and effectively reducing the production difficulty, thereby effectively improving the production efficiency, reducing the production energy consumption, and ensuring the quality of a produced product.

The utility model discloses a wheel which comprises a spoke and a rim, the outer edge of the spoke is fixedly connected with the rim of the rim, the wheel further comprises a lateral reinforcing piece arranged on the inner side of the rim, a center connecting hole is formed in the center of the spoke, and the lateral reinforcing piece is arranged on the inner side of the rim. The first end of the lateral reinforcing piece is fixedly connected with the spoke to form a first connecting part, the first connecting part is located between the center connecting hole and the outer edge of the spoke, the second end of the lateral reinforcing piece is fixedly connected with the inner wall of the rim to form a second connecting part, and the second connecting part is located between the center connecting hole and the inner wall of the rim in the axis direction of the rim. And a space is formed between the second connecting part and the connecting part of the spoke and the rim. The wheel provided by the utility model has better lateral rigidity.

The present application relates to a kind of wheel rim for preventing brake disc rust, comprising: wheel rim body, spoke, mounting disc, drive assembly and movable blade;Mounting disc is connected to the outside of wheel rim body, and wheel rim body is installed to hub by mounting disc;Spoke one end is fixed to wheel rim body, the other end is fixed to mounting disc, and multiple spokes are arranged along the circumference of wheel rim body, clearance is formed between adjacent two spokes;Drive assembly is used to drive movable blade rotation;One end of movable blade is fixedly connected to the output end of drive assembly;Movable blade corresponds to clearance one to one, and output end can drive movable blade rotation around the central axis of wheel rim body, so that movable blade extends to corresponding clearance or from corresponding clearance place retract inside spoke.The present application can prevent brake disc rust, and can be suitable for the scene of long time parking and frequently used vehicle.

The utility model relates to a novel nodular cast iron wheel hub belongs to automobile wheel hub technical field, including the wheel rim, the wheel rim outside has a plurality of wheel spokes along the radial uniform distribution, the wheel rim inboard is connected with the support ring, is used for supporting the wheel rim inboard, avoids the stress concentration of wheel spoke and wheel rim junction, the wheel rim inner ring has a plurality of support rib plate, is used for further sharing the stress of wheel spoke and wheel rim junction, increases the strength of whole wheel hub, the novel nodular cast iron wheel hub in the utility model, sets up the support ring in the wheel rim inboard, and sets up the support rib plate in the wheel rim inner ring, shares the stress of wheel spoke and wheel rim junction through the support ring and support rib plate, avoids the stress concentration of junction, thereby increases the strength of whole wheel hub, prolongs the service life of wheel hub.

The invention relates to a method (100) for producing a one-piece vehicle wheel (1), wherein the vehicle wheel (1) has a wheel disc segment (2) and a wheel rim segment (3), and wherein the method (100) comprises: providing (101) a one-piece preform (4) of a metal material, in particular a circular blank (4) of a metal material or a strip (4) of a metal material, wherein the metal material is specified by material quality and / or material thickness; forming a cylinder (5) from the provided one-piece preform (4) of a metal material, wherein the cylinder (5) comprises the wheel disc segment (2) and the wheel rim segment (3); profiling (103) the respective material thickness in different regions of the respective segment (2, 3) of the wheel disc segment (2) and / or the wheel rim segment (3) of the one-piece vehicle wheel (1) based on a cold forming method, in particular based on a spinning forming method.

The utility model belongs to vehicle technical field discloses a wheel track composite walking device, including tire, drive wheel rim, belt type track, the drive wheel rim includes wheel rim inner body, wheel rim outer body, the belt type track inboard is provided with meshing tooth, the wheel rim inner body and wheel rim outer body all are provided with baffle ring, and the both are connected as an organic whole through bolt, and the baffle ring surface combination of both forms U type groove for installing tire, wheel rim outer body baffle ring other side sets up as track mounting portion, and the outer surface of track mounting portion is provided with recess, the recess cooperates with the drive tooth of belt type track. The utility model's technical scheme wheel type and track two kinds of modal drive structure are fused, need not through structural transformation method realization wheel track modal conversion, simple structure, low cost, can be simple conversion for ordinary wheel type driving mode simultaneously, has higher regional adaptability.

Vehicle (110), comprising: a plurality of adjustable wheels (120), wherein each adjustable wheel (120) is configured such that when actuated, a rolling radius of the adjustable wheel (120) is changed; characterized by the fact that The vehicle (110) further comprises a plurality of fenders (130) integrated into a body of the vehicle (110) in an area of ​​the plurality of adjustable wheels (120), each of the plurality of fenders (130) comprising a plurality of fender segments (132) arranged side by side along an arc of the corresponding fender (130), each of the fender segments (132) being configured to move radially inward away from the corresponding adjustable wheel (120) and outward toward the corresponding adjustable wheel (120) based on a change in the roll radius of the corresponding adjustable wheel (120), such that a predefined distance is maintained between an end of the fender segments (132) and an outer circumference of the corresponding adjustable wheel (120).

The utility model discloses a kind of anti-falling special vehicle wheel rim, including first outer hub and second outer hub, second outer hub is set to the top of first outer hub, the protruding portion of first outer hub and second outer hub side is handled with height increase, spoke assembly is set to the inside of first outer hub and second outer hub, spoke assembly is used to first outer hub and second outer hub connection installation, sealing assembly is set between first outer hub and second outer hub, connecting assembly is set on spoke assembly.The utility model uses the cooperation use mode of first outer hub, second outer hub, spoke assembly, sealing assembly and connecting assembly, the protruding part outside first outer hub and second outer hub is handled with height increase, can improve the stability of first outer hub and second outer hub outside tire installation, and when first outer hub and second outer hub are disassembled, the tire installed outside it can also be conveniently disassembled or installed.

A magnesium rare earth alloy wheel hub capable of rapid high-temperature solid solution treatment and its preparation method are disclosed. The magnesium alloy composition by weight percentage is: Nd: 1.4–2.0%, Gd: 2.0–3.0%, Zn: 0.04–0.20%, La: 0.1–0.4%, Zr: 0.3–0.7%, total impurity elements ≤0.2%, with the remainder being Mg. La, Nd, and Gd elements are compositely added to the magnesium alloy. La enhances the strengthening effect of the Mg-Nd precipitate phase, combined with the dispersion strengthening effect of the introduced Mg-La phase. Simultaneously, the Mg generated by La in the alloy is utilized... 12 The pinning grain boundaries of the La phase effectively suppress grain coarsening in magnesium alloys, thus avoiding the reduction in mechanical properties caused by increased solution treatment temperature. This ensures that the mechanical properties of magnesium alloy wheels prepared using high-temperature solution treatment meet the requirements for automotive wheels. It also significantly shortens the high-temperature solution treatment time in the manufacturing process of magnesium alloy automotive wheels, resulting in a marked improvement in production efficiency and a substantial reduction in manufacturing costs, thus meeting the requirements for mass production of magnesium alloy automotive wheels.

The present disclosure provides embodiments of a lock ring assembly for a multi-piece wheel rim. The multi-piece wheel rim includes a rim (301,501), a bead seat band (303,503), a tire flange (305,505), an O-ring (313,513), and a groove (311,511). The lock ring assembly includes an endless ring (307,507) and a two-piece segmented saddle lock-ring (309,409,509). The two-piece segmented saddle lock-ring (309,409,509) engages with the groove (311,511) facilitating retro-fit. An endless ring (307,507) is placed on the saddle lock-ring (309,409,509). A taper on a radially inner surface of the endless ring (307,507) matches with a taper on a radially outer surface of the two-piece segmented saddle lock-ring (307,507), wherein the taper impart self-locking. The radially inner surface is placed on the radially outer surface of the two-piece saddle saddle lock-ring (309,409), and the self-locking taper prevents movement of the endless ring (307).

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).

A method for fabricating thermoplastic bicycle spokes that securely couple to an end fitting, at one or both ends thereof, via a non-threaded, mechanical interlocking geometry. A spoke body is fabricated from thermoplastic resin, and then thermoplastic material is added, in situ (using the internal geometry of the end fitting as a form). This increases the effective diameter of the spoke at at least one end thereof to create an engagement feature that is adapted to interlock with the internal configuration of the end fitting. Additionally, by virtue of the method, the end of the spoke has a desirable fiber alignment, wherein the fibers substantially align with in-use loads.

The invention relates to a method (100) for manufacturing a one-piece vehicle wheel (1), wherein the vehicle wheel (1) comprises a bowl segment (2) and a rim segment (3), and wherein the method (100) comprises: - providing (101) a one-piece preform (4) made of metallic material, in particular a disc (4) made of metallic material or a band (4) made of metallic material, wherein the metallic material is specified by a material grade and / or a material thickness, - forming (102) a cup (5) from the provided one-piece preform (4), wherein the cup (5) comprises the bowl segment (2) and the rim segment (3), - profiling (103) the bowl segment (2) and / or the rim segment (3) of the one-piece vehicle wheel (1) with respect to a respective material thickness in different areas of the respective segments (2, 3) based on a cold forming process, in particular based on a Flow-forming process.

A drive assembly for a vehicle is disclosed. The drive assembly comprises a central hub having an axis of rotation; an in-wheel electrical machine comprising a stator and a rotor; and a rim assembly comprising an inward circumferential part and an outward circumferential part, said inward circumferential part and said outward circumferential part being disposed adjacent each other along said axis of rotation, each part comprising a rim section for carrying a respective tyre, wherein the rim assembly is coupled to the hub. The in-wheel electrical machine is arranged outwardly of, and coupled to, the hub. A vehicle comprising the drive assembly is also disclosed.

A spoke assembly and a rim, the spoke assembly comprising a spoke and a metal piece mounted on the end of the spoke; the spoke is made of carbon fiber; at least one end of the spoke is provided with a tapered connecting end with an outwardly tapered end, the cross section of the tapered connecting end is oval, and the outer peripheral wall is concavely provided with at least one arc groove; the metal piece is provided with a mounting hole through which the spoke passes, and the inner peripheral wall of the mounting hole is convexly provided with four convex portions; after the tapered connecting ends of the spokes pass through the mounting holes of the metal piece in opposite directions, the spoke and the metal piece are relatively rotated by a predetermined angle in the circumferential direction and are fixedly pulled away from each other, so that the two outer walls in the length direction of the cross section of the tapered connecting end are clamped in interference fit with the two inner walls in the width direction of the cross section of the mounting hole, and the convex portions are abutted and fitted in the arc grooves. In this way, the installation is convenient and fast, and the reliability of the spoke assembly can be effectively improved.

A modular wheel assembly for a power drive unit (PDU) may comprise a hub and a disc stack coupled to the hub. The hub may be a splined hub defining a plurality of spline recesses. The disc stack may comprise a plurality of discs. Each disc of the plurality of discs may comprise a ring having a plurality of splines that are complementary to the spline recesses, and that are configured to interlock with the spline recesses. Each disc may further comprise an annular segment made of one of a first material and second material. The annular segment may be a tire. In the event of damage or wear, each disc in the plurality of discs may be removed and repaired or replaced.

The invention relates to a noise-reducing wheel and a vehicle. The noise-reducing wheel comprises a rim and a sound-absorbing cotton component. The cotton component is bonded to an outer circumferential surface of the rim, and this outer circumferential surface of the cotton component has a plurality of sound-absorbing grooves. By bonding the cotton component to the rim, during noise vibration, friction is generated with the internal pore wall surface of the cotton component to convert sound energy into thermal energy, thus achieving the noise reduction effect. The bonding process is simplified, and its efficiency is improved. The surface area of ​​the cotton component can be increased, thereby increasing the sound-absorbing area of ​​the pores and enhancing the noise reduction effect. Figure for the abstract: Fig. 1

The invention relates to a braked aircraft wheel (103) comprising: * a rim (11) connected by a wheel disc (12) to a hub, the rim delimiting, with the hub, a space for receiving brake rotor discs (20b); * at least one bar (30) having a cylindrical tail-shaped end received with a fit in an orifice (121) provided in the wheel disc, and an opposite end fixed via a screw (40) to a tenon (15) projecting from an inner periphery of the rim in order to rotationally connect the rotor discs to the rim; and * a shim (50) interposed between the rim and the bar and traversed by the screw, characterized in that the shim (50) is received in the bar and covers, with a fit, the tenon of the rim so that the rotor discs can exert a braking torque on the rim without stressing the screw.