An axle assembly includes an axle housing having first and second arm portions that extend in opposite directions from a center portion, and an axle interface bracket that is fixedly mounted to the first arm portion. The axle interface bracket includes a base, holes extend from a bottom surface of the base, and channel walls that extend from the base and are disposed opposite the bottom surface.

A three-wheeled vehicle is disclosed having a vehicle frame supported by front ground engaging members and a single rear ground engaging member. The vehicle includes an engine positioned forward of an operator area and a swing arm coupled to the single rear ground engagement member. The operator area of the vehicle may include seating for a driver and a passenger.

The invention relates to a lifting machine (1) comprising a lifting arm (3), a rolling chassis (2) equipped with at least one front axle (5) and one rear axle (6), and a sensor for measuring the tilt of the lifting arm (3) in relation to the chassis (2), the rear axle (6) being pivotably mounted around an axis that is parallel to the longitudinal axis of the machine (1). The rear pivoting axle (6) is mounted to freely pivot inside an angular range defined by two abutments supported by said chassis (2), the front axle (5) is coupled to the chassis (2) by a pivoting connection with an axis that is parallel to the longitudinal axis of the machine (1) and is equipped with an activatable/deactivatable suspension (9) in order to allow the relative pivoting between the front axle (5) and the chassis (2) to be damped, said suspension (9) being deactivated at least when the angle value measured by sensor (4) for measuring the tilt of the lifting arm (3) is greater than a predetermined threshold value.

A three-wheeled vehicle is disclosed having a vehicle frame supported by front ground engaging members and a single rear ground engaging member. The vehicle includes an engine positioned forward of an operator area and a swing arm coupled to the single rear ground engagement member. The operator area of the vehicle may include seating for a driver and a passenger.

A suspension for a wheeled vehicle include an axle with a mid-section and an end comprising an upper portion and a lower portion defining a space therebetween, a leaf spring having forward and rear ends attached to vehicle structure and a mid-section retained in the space and secured between the upper and lower portions, and a closure element attached to the axle end and at least partially closing an outboard end of the space. The upper and lower axle portions may be formed integrally with the axle mid-section or may be a separately-formed component secured to the axle. The space tapers from a greater vertical dimension at the outboard end thereof to a smaller vertical dimension at an inboard end thereof, and the leaf spring mid-section is wedged into the space. An intermediate element is disposed between the mid-section and at least one of the upper and lower axle portions.

The present disclosure discloses an agitator truck, and the agitator truck includes a frame; a first axle assembly; a second axle assembly, where the second axle assembly and the first axle assembly are disposed along a front-rear direction in a spaced manner, the second axle assembly includes two vehicle axle assemblies that are disposed along the front-rear direction in a spaced manner, each of the vehicle axle assemblies includes an axle case assembly, the axle case assembly includes an axle case component and two half axles, and the two half axles are located inside the axle case component; at least one of the two vehicle axle assemblies is an electric drive axle assembly, the electric drive axle assembly further includes an electric power assembly, the electric power assembly includes a power motor, a transmission, and a differential, the transmission has a transmission case, the power motor is fixed to the transmission case, the differential is supported on the transmission case, the differential is located inside the axle case component, and the transmission case is fixed onto the axle case component; and a suspension system, where each of the vehicle axle assemblies is connected to the frame through the suspension system. The agitator trunk according to the present disclosure high has a compact structure and integration degree and is environmental friendly.

An axle/suspension system (1) has an axle (5) supported from the frame of the vehicle by a pair of rigid longitudinal beams (4) pivoted to frame hangers (3). Air springs (7) and shock absorbers (8) connect between the rigid beams (4) and the frame above to control suspension movement. The axle/suspension system is particularly suited as a mid-lift axle on the tractor of a tractor-trailer vehicle. A characteristic feature is the pivotal connection (21) between each hanger (3) and beam (4), which is through a resilient bush (6) having a compliance ratiobeing a ratio of the longitudinal spring rate to the vertical spring rateof at least 10:1.

The present disclosure discloses an agitator truck, and the agitator truck includes a frame; a first axle assembly; a second axle assembly, where the second axle assembly and the first axle assembly are disposed along a front-rear direction in a spaced manner, the second axle assembly includes two vehicle axle assemblies that are disposed along the front-rear direction in a spaced manner, each of the vehicle axle assemblies includes an axle case assembly, the axle case assembly includes an axle case component and two half axles, and the two half axles are located inside the axle case component; at least one of the two vehicle axle assemblies is an electric drive axle assembly, the electric drive axle assembly further includes an electric power assembly, the electric power assembly includes a power motor, a transmission, and a differential, the transmission has a transmission case, the power motor is fixed to the transmission case, the differential is supported on the transmission case, the differential is located inside the axle case component, and the transmission case is fixed onto the axle case component; and a suspension system, where each of the vehicle axle assemblies is connected to the frame through the suspension system. The agitator trunk according to the present disclosure high has a compact structure and integration degree and is environmental friendly.

A suspension system for a vehicle includes a first chassis rail and a second chassis rail, each extending longitudinally in an axial direction of the vehicle. Also included is a first leaf spring element extending longitudinally in the axial direction of the vehicle, the first leaf spring element operatively coupled proximate ends thereof to the first chassis rail and at an intermediate location to an axle assembly of the vehicle. Further included is a second leaf spring element extending longitudinally in the axial direction of the vehicle, the second leaf spring element operatively coupled proximate ends thereof to the second chassis rail and at an intermediate location to the axle assembly of the vehicle. Yet further included is at least one leaf spring extending in a transverse direction of the vehicle, the at least one leaf spring having a spring rate that is actively variable.

A vehicle axle suspension having a leaf spring unit suspending a rigid axle on a structural component or portion of the vehicle. The leaf spring unit arranged on the vehicle to extend parallel with a longitudinal axis of the vehicle. A first bearing unit, secured to the structure, and pivotably connects, at a first pivot axis, to a first end portion of the leaf spring unit. A second bearing unit is secured to the structure. A connection arm pivotably connects at one end, at a second pivot axis, to the second bearing unit. The other end of the connection arm pivotably connects, at a third pivot axis, to a second end portion of the leaf spring unit. The second bearing unit including at least one resilient spring element engaging the connection arm wherein the connection arm is supported on the resilient spring element from a pivoting about the second pivot axis a predetermined extent.