1631results about "Axle units" patented technology

A multi-position track width sensor for agricultural sprayers wherein a piston rod position sensor is connected to each of the adjustable axle members of the front and rear axle assemblies of the sprayer. A display panel is mounted in the cab of the sprayer and includes LEDs which indicate various positions of the piston rods with respect to the respective cylinder.

A torsion beam suspension member using two u-shaped, stamped members that are superimposed and welded to form a torsion arm. No additional torsion tube or bar is needed. Tuning holes (rectangular, oblong, round or any other suitable shape) are used to change or tune the torsional resilience of the suspension. In the preferred embodiment, the tuning holes are oblong and located near the center of the cross member. The tuning holes are selected based on having target value for torsional compliance or resilience. The size, quantity and location of the tuning hole are chosen based on computer analysis. An optimization or iterative process is used to arrive at the final hole size, quantity and location.

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.

To reduce the weight of the wheel support bearing assembly without sacrificing the strength, the wheel support bearing assembly for rotatably supporting a vehicle wheel relative to a vehicle body structure includes a hub axle (2) formed with a radially outwardly extending hub flange (12). This hub flange (12) has an inner peripheral portion and a remaining wall portion other than the inner peripheral portion, and the remaining wall portion thereof is constituted by a plurality of radially outwardly extending ribs (13) each formed with a bolt insertion hole (14). The hub axle (2) also includes a brake pilot area (16) extending outwardly from an outboard face of the hub flange (12) for guiding an inner peripheral surface of the brake rotor (41). At least the root diameter (D1) of at least an inboard face of each rib (13) is chosen to be equal to or smaller than the outer diameter (D2) of the brake pilot area (16).

A vehicle for transporting a person has a chassis (103) and four wheels (105a, 105b, 150c, 105d) supporting the chassis above a ground surface. The wheels enable the vehicle to move along the ground surface. Each of the four wheels is adjustable in position to enable the wheelbase length and track width of the vehicle to be changed. Each of the wheels is steerable to enable the changes in the wheelbase length and the track width to be effected whether the vehicle is substantially stationary or in motion.

A plastic wheel (22) and wheel mounting sleeve (27, 27a, 27b, 27c) used to releasably secure the wheel (22) onto an axle (23). The wheel mounting sleeve (27) preferably includes two resilient, radially displaceable, axially extending, cantilevered fingers (46, 47) which are cantilevered from and extend axially in opposite directions on the sleeve (27). An axle-engaging shoulder (42) is provided on a radially inwardly extending lug (55) on one finger (46), while a wheel-engaging shoulder (43) is provided on a radially outwardly extending lug (61) on the other resilient finger (47). The respective shoulders (42, 43) cooperate with oppositely facing shoulders (58, 62) so as to releasably latch the sleeve (27) to the axle (23) and the wheel (22) to the sleeve (27). Assembly can be accomplished without any tools and a screwdriver can be used to disassemble the components. Alternative sleeves (27a, 27b, 27c) include an annular rib (101) which mates with an annular bore recess (102) to further limit relative movement between the sleeve (27a, 27b, 27c) and the wheel (22).

An axle housing includes a suspension mount interface for mounting a vehicle suspension to the axle housing. The axle housing includes a first leg portion extending to a first wheel assembly and a second leg portion extending to a second wheel assembly. The first and second leg portions each include a suspension mount interface. Each suspension mount interface includes first and second bracket portions. The first and second bracket portions are clamped together prior to attachment to the axle housing to form a suspension bracket assembly. One clamped suspension bracket assembly is then slid over each axle housing leg portion. The first and second bracket portions are subjected to a preload force as they are welded or fastened to each other, providing a preload effect to define a suspension load path that has positive contact only at desired locations on the axle housing.

A wheel rotation detecting device including a sensor unit that is supported on a stationary ring which does not rotate even when the wheel is in use, and the rotation of the wheel that is attached to a rotary ring can be detected by a rotation detecting sensor held within the sensor unit. Within the sensor unit, in addition to a rotation detecting sensor, there are disposed other sensors such as a temperature sensor and a vibration sensor, thereby allowing detection of the rotation speed and the rotation number of the wheel supported on the rotary ring, as well as detection of other car driving conditions.

A vehicle comprising a front axle with a pair of front wheels (111, 112) having a track width adjustable between a wide track and a narrow track, a drive rear axle with a rear wheel (121), steering means configured to control the turn of the rear wheel (121) when the front wheels (111, 112) are set to the narrow track and track width control means configured to change the track width of the front wheels (111, 112) and to change the wheel base between the front axle and the rear axle such that for the wide track of the front wheels (111, 112) the wheel base is longer than for the narrow track of the front wheels (111, 112).

The present invention provides an in-wheel motor for an electric vehicle allowing a drive motor to be freely mounted onto a chassis irrespective of the shape, structure, and characteristics of the drive motor as well as allowing free selection of a reduction gear ratio without need to replace a drive motor.

An in-wheel motor for an electric vehicle includes a drive motor (1200), a reduction gear mechanism (1300), a wheel bearing, and a mechanical brake and serves as a drive apparatus for an electric vehicle. The drive motor (1200) includes a casing (1210) which houses a rotor (1240) and a stator (1220); the reduction gear mechanism (1300) is implemented by a planetary gear mechanism; a wheel bearing is fixedly attached to the outer circumference of an end portion of a housing (1411), which houses a wheel shaft (1410) coupled to an output element of the planetary gear mechanism; mounting blocks (800, 810) having engagement means are provided respectively at upper and lower outside portions of the casing (1210); and attachments are attached to the corresponding mounting blocks (800, 810) and joined to corresponding joint mechanisms (612, 712), which are movably coupled to a suspension mechanism.

The invention belongs to the technical field of bogie systems, and particularly relates to a variable gauge bogie. The variable gauge bogie comprises an axle assembly, a sliding key assembly and an axle box assembly. The axle assembly comprises an axle and a bearing and wheel integrated mounting seat. The sliding key assembly comprises a sliding part. The axle box assembly comprises an axle box and a bearing. The position from a wheel seat to the end part of the axle is provided with a moving pair connecting part. The bearing and wheel integrated mounting seat comprises a bearing mounting seat and a wheel mounting seat which are mutually connected and further comprises a moving pair junction part. The moving pair junction part and the moving pair connecting part form an axial moving pair. The sliding part is of a cylindrical body. The outer side wall of the cylindrical body is in axial slidable connection with the axle box. The inner side wall of the cylindrical body is in axial fixed connection with the bearing mounting seat through the bearing. The wheel axial direction of the variable gauge bogie is adjustable to be adapted to different gauges, railway transportation of ''Silk Road Economic Belt'' is developed, and the problem that railway gauges are not uniform must be solved, therefore, it is very important and far-reaching to carry out design of the variable gauge bogie.

The invention relates to a handling system for lifting and/or moving a person from a first position to another. The system includes a frame having a base frame and a lifting frame being part of a lifting device for the person. The system also includes at least three wheels positioned in different parts of the base frame and allowing the handling system to be moved over a surface from said first position to another, and at least one user interface allowing the person or another person to control the handling system. Further, the system includes at least one of the wheels being directional controllable from the at least one user interface and each of the wheels being mounted pivotally around a vertical axle of the wheels. The invention also relates to a user interface and a method of handling a person.

A datum is created in an axle housing. A finished brake flange is welded to the axle housing with reference to the datum to make an axle sub-assembly. The axle sub-assembly is fixed to a first part of a machine. A finished spindle is supplied to a second part of the machine. The spindle is welded to the axle sub-assembly with reference to the datum. A dial indexing table is rotated to a first position. An axle is placed on the dial indexing table with its longitudinal axis oriented vertically. The dial indexing table is rotated to a second position, wherein the axle aligned with a CNC machine. A machining operation is performed on the axle with the CNC machine. The dial indexing table is rotated to a third position. The axle is removed from the dial indexing table. An axle and an apparatus for manufacturing an axle are described.

The invention provides an axle box device of a non-power wheel pair of a D-series high-speed train for realizing standard gauge and wide gauge conversion. The device is characterized in that a slidingmechanism is mounted on a non-power axle; a non-power wheel and an axle box assembly sleeve the sliding mechanism and are fixed on the sliding mechanism; the sliding mechanism is used for driving thenon-power wheel to slide on the non-power axle when a gauge is changed and used for being matched with the non-power axle to transfer torque so as to drive the non-power wheel to rotate during operating; a locking mechanism is arranged between the sliding mechanism and the axle box assembly and is used for locking and fixing the sliding mechanism before and after the gauge is changed; a bearing base is mounted at the bottom of the axle box assembly and is used for bearing a vehicle when the sliding mechanism slides; and axial positioning mechanisms are arranged at two ends of the non-power axle and are used for realizing axial positioning of the axle. The structure can enable the distance between the inner sides of the wheel pair to adapt to a new gauge value, thereby solving the problemsin the prior art that the distance between the inner sides of the wheel pair is fixed and can not adapt to gauge change and a bogie needs to be replaced.

A bicycle component securing structure includes a shaft, a head, a lever and a pivot pin. The head has a recess with the shaft at least partially disposed therein. The lever has portions disposed on opposite sides of the head. The pivot pin couples the head and the lever to the shaft. The pivot pin has a cam section disposed between first and second end sections. The cam section is disposed within the recess to longitudinally move the shaft relative to the head in response to movement of the lever. The first end section is non-rotatably mounted in a first mating hole of the lever such that the lever and pivot pin rotate together. The first end section has a larger maximum transverse width than the second end section. The second end of the pivot pin is retained within the lever.

A sensor for detecting a speed of rotation is an active sensor, a sensing portion 35 of the sensor directly faces the magnetic encoder 10 without interposition between it and the encoder 10, and a harness 34 (or connector) of the sensor 30 for detecting the speed of rotation is taken out of a gap between a knuckle N and a constant velocity universal joint 9.

An all terrain vehicle comprises a frame supported by at least a left wheel and a right wheel. The left wheel and the right wheel being connected to said frame by a left suspension and a right suspension respectively. The independently suspended wheels preferably are drive wheels. The wheels are driven by an engine through a transmission. The transmission is connected to the left wheel by a left half shaft and to the right wheel by a right half shaft. Constant velocity couplings are used to coupling the half shafts to the respective wheels and to the transmission. The constant velocity couplings connecting the two half shafts to the transmission are joined in a single housing. The housing includes a body portion and a gear portion. The two portions can be integrally formed. A left cage and a right cage are mounted within a left axial bore and a right axial bore formed in the body portion. The cages are secured for rotation with the body portion but can move axially within the respective bores. The two half shafts similarly are secured for rotation with the cages. The half shafts can be connected to the cages with respective inner members. The two bores can be combined or separated by a dividing wall.

Apparatuses, systems, and methods for increasing ground clearance of vehicles are shown and described. High clearance axles can provide increased ground clearance so that the vehicle can travel over large obstacles. When a vehicle is driven over rough terrain, the axles can maintain proper alignment of the wheels mounted to the axle. The disclosed embodiments can be installed by either original equipment manufactures or aftermarket.

A suspension system (10) for a vehicle for suspending a wheel (1) is disclosed. An outer rotor type motor (20) is provided within the wheel (1). The motor (20) has a stator (28, 30) provided on an outer surface of a cylindrical member (24) that defines space (70) open to at least an inboard side of the vehicle, and a rotor (22,26) rotatably supported by the cylindrical member (24). The wheel (1) receives the motor (20) and is connected to the rotor (22,26). The mounting portions of suspension arms (50,52,54) are provided on an inner surface of the cylindrical member (24).

A quick-release system for a quick-release device, in particular for a cycle, such as a bicycle, the device being of the type including an axially extending skewer and an end support element mounted on a first end of the skewer adapted to be supported on a first tightening surface of the cycle. The quick-release system includes a tightening sub-assembly including a support surface and an actuation sub-assembly including a movable actuating mechanism, capable of axial rotation around the skewer and configured to transmit a tightening torque to the tightening sub-assembly when the device is being tightened. The system includes tightening torque limiting mechanism making it possible to limit the torque transmitted by the actuation sub-assembly to the tightening sub-assembly.

The present invention relates to an axle forged from seamless tubes, with a chemical composition suitable to guarantee high fatigue strength, improved yield strength and tensile strength, and having reduced weight for use on railroad vehicles. The present invention further relates to a process of manufacturing the axle forged from seamless steel tube with high fatigue strength, improved yield strength and tensile strength, and having reduced weight for use on railroad vehicles, which is produced from pig iron or scrap, casting, reheating furnace, perforation of billets, elongation of perforated billets, hollow finishing, forging and finish machining, which includes a supporting and centering chamfer at the inner edge of the inspection bore of the end and smooth recess in the entrance of the threaded bores.

The invention relates to a quick release assembly for a bicycle, wherein the assembly comprises an axle having a first non-cylindrical end portion, a cylindrical central portion, and a second non-cylindrical end portion, wherein a diameter of one of the non-cylindrical end portions is larger than the diameter of the cylindrical central portion. The quick release assembly further comprises an insert having a non-cylindrical outer profile configured to be retained in a non-cylindrical opening and having a cam surface disposed therein, wherein the insert is sized to retain one of the non-cylindrical end portions of the axle therein. The assembly also includes a shaft sized to pass through the axle and having a cam follower on a first end and a handle on a second end, wherein the cam follower is configured to form a locking engagement with the cam surface upon an axial rotation of the handle.

PCT No. PCT/SE96/01285 Sec. 371 Date Apr. 6, 1998 Sec. 102(e) Date Apr. 6, 1998 PCT Filed Oct. 9, 1996 PCT Pub. No. WO97/13674 PCT Pub. Date Apr. 17, 1997Steering axle arrangement for non-driven steerable vehicle wheel, comprising a kingpin (3), on which a steering knuckle (12) is mounted in upper and lower taper roller bearings (17,18). The bearings are preloaded against bearing seats (20, 22) in the steering knuckle yoke arms (13, 14) by means of upper and lower nuts screwed onto the kingpin ends. The nuts press against the inner rings (23,25) of the bearings.

An axle with wheel hub drive including an electric motor (3) cooled with cooling fluid is proposed in which an external cooling is incorporated in the wheel heads (2) of the axle (1).

A wheel support device (200) includes a spring (302, 304) fitted to an in-wheel motor (70) and damping the vibration of a motor-driven wheel (100) and the in-wheel motor (70) by extending and retracting, a knuckle (180) attached to the spring (302, 304) and rotatably supporting the motor-driven wheel (100), a center part (306) of a dynamic mass damper mechanism (300) vibrating together with the in-wheel motor (70) by a force given from a road surface when a vehicle runs, an upper part (310) thereof restricting the vibration of the in-wheel motor (70) by coming into contact with the center part (306) at a prescribed region, and a cushioning member (322, 324) fitted to a portion of the center part (306) or the upper part (310) corresponding to the prescribed region brought into contact with the other.

The invention discloses a method for manufacturing an austempered ductile iron (ADI) front axle of a heavy truck by sand casting. By the method, nickel molybdenum copper austempered ductile iron (ADI) front axle of the heavy truck is produced by a furane resin sand molding process, and the problems that the internal density and the performance reliability of ADI products are difficult to guarantee and the mechanical properties of the ADI products are low are solved. The method has the following steps of: firstly, casting a blank of the nickel molybdenum copper alloyed spheroidal graphite cast iron front axle by the furane resin sand molding process; secondly, performing the surface shot peening strengthening and isothermal quenching heat treatment; and finally machining the front axle parts. By the method, casting is replaced by forging, and the iron is replaced by steel, the comprehensive mechanical properties are obviously higher than those of common spheroidal graphite cast iron and forged steel, the weight of truck parts is reduced, the investment of heavy forging equipment and dies is saved, the cost is reduced, the production cycle is shortened, energy is saved, the emission is reduced, and the economic benefit and the social benefit are obvious.

A wheel drive unit is provided to comprise a bearing unit 3c for wheel drive which is light in weight and low in cost. The components constituting the bearing unit 3c for wheel drive have optimum properties to secure the durability thereof. Of the components constituting the bearing unit 3c for wheel drive, the portions indicated by a diagonal grid hatching are quench-hardened with the other portions being not quench-hardened and left as they are, whereby the rolling fatigue life and wear-resistance of the components are improved and cracking is prevented.

The invention relates to a high ground clearance self-propelled chassis with an adjustable wheel tread and a wheel tread adjusting method of a tractor. The chassis comprises a carframe, a travelling system, an engine, a horizontal frame system and a wheel tread adjusting system. The horizontal frame system comprises a left horizontal frame connected with a left travelling wheel, and a right horizontal frame connected with a right travelling wheel. The wheel tread adjusting system comprises a left wheel adjusting device and a right wheel adjusting device. The left adjusting device comprises a first connection rod and a first driving piece, one end the first connection rod is hinged with the carframe, the other end of the first connection rod is hinged with the left horizontal frame, and the first driving piece drives the first connection rod. The left adjusting device comprises a second connection rod and a second driving piece, one end the second connection rod is hinged with the carframe, the other end of the second connection rod is hinged with the right horizontal frame, and the second driving piece drives the second connection rod. When the wheel tread of the tractor is adjusted, the left horizontal frame is driven to move horizontally inwards or outwards through the stretching out and the drawing back of a first stretching piece to carry out the adjustment of the left travelling wheel. And/or the right horizontal frame is driven to move horizontally inwards or outwards through the stretching out and the drawing back of a second stretching piece to carry out the adjustment of the right travelling wheel.

A steering axle is provided for agricultural vehicles having at least two drive motors for at least two land wheels on either side of the steering axle disposed next to one another substantially in the center between the land wheels. A mechanical drive train between the drive motor and the wheel hub is provided on both sides.

An inner race 5 is retained by a crimped portion 30, so that a pre-load is applied to rolling elements 6. A bearing unit for wheel support 1 is connected to a constant velocity joint 2 through tightening of a nut 24. By regulating the tightening force of the nut 24, at the area of contact between the inside end of the crimped portion 30 and the outside end of the outer ring of the constant velocity joint 14, the load per unit length is controlled up to 125 N/mm, or the surface pressure is controlled up to 1.5x10<8 >Pa. Consequently, a bearing unit for wheel support is realized at a low cost with the pre-load securely applied, preventing unpleasant noise from occurring during operation, and preventing play due to plastic deformation.