A driving device for an electric truck which can obtain good ride quality by decreasing the unsprung weight while achieving the adequate fuel efficiency performance by improving the power transmission efficiency and which can improve the mountability of a battery. The driving device includes a driving unit that accommodates therein a motor, a gearbox, and a differential device. The driving unit is supported by a first support part with respect to a ladder frame. Drive shafts coupled to the differential device are accommodated in hollow members. The hollow members are elastically supported by a second support part with respect to the ladder frame.

A work vehicle has an internal combustion engine that is disposed in an engine bay, an operator space that is disposed above the engine bay, and a cooling-air installation. The air cooling installation has a cooling-air inlet, a cooling-air outlet, a cooling-air blower, as well as a cooler that in the flow path of the cooling air through the engine bay is disposed between the cooling-air inlet and the cooling-air outlet. In terms of a direction of primary travel of the work vehicle, the cooling-air inlet of the engine bay is provided on a first (lateral) vehicle side and/or vehicle lower side, and the cooling-air outlet of the engine bay is provided on a vehicle front side The cooling-air outlet has a cooling-air deflection installation which is configured such that exiting cooling air is guided in the direction of a second (lateral) vehicle side.

An electric powertrain includes a first electric motor that has an uninterrupted connection with a drive shaft of a vehicle. The electric powertrain further includes a second electric motor that has an interruptible connection with the drive shaft. In one form, this interruptible connection includes a clutch. The electric powertrain further includes a first gear train in the form of a first planetary gear and a second gear train in the form of a second planetary gear. To provide a compact configuration, the first electric motor and second electric motor are arranged in a centerline orientation with the drive shaft.

A dump body includes: a side plate; an exterior plate which is arranged on an outer surface side of the side plate; a suspension member which is fixed to the side plate and has a through-hole connecting a space on an inner surface side of the side plate and a space on an outer surface side of the exterior plate; a flow path which is defined in at least a part between the side plate and the exterior plate and through which an exhaust gas of an engine flows; and a heat insulation member which is arranged between the side plate and the exterior plate, the heat insulation member being configured to suppress contact between the exhaust gas and the suspension member.

A power pack for converting waste heat from exhaust gases of an internal combustion engine to electrical energy includes a working fluid loop fluidly connecting an evaporator, an expander, a condenser and a pump. The power pack also includes a working fluid tank fluidly connected to the working fluid loop between an outlet of the condenser and an inlet of the pump. The working fluid tank has a single working fluid port operable to receive working fluid from the outlet of the condenser and to supply working fluid to the inlet of the pump. The power pack also includes a power pack control unit in communication with the working fluid tank. The power pack control unit is operable to change a pressure of the working fluid in the working fluid loop at the inlet of the pump by changing the pressure of the working fluid in the working fluid tank.

A transmission for vehicles with hybrid propulsion systems. In particular agricultural or industrial vehicles, wherein the propulsion system comprises a motor of the non-regenerative type, a motor of the regenerative type which is associated with an energy accumulator and with a generator. The transmission includes an input shaft which is connected to the motor of the non-regenerative type and to which the generator is connected, a low-speed shaft and a high-speed shaft which can be selectively coupled to the input shaft by respective clutches, a movement combination device, an output shaft which is connected to the movement combination mechanism, and a blocking element which is configured to block the low-speed shaft or the high-speed shaft.

A wheel hub for tandem axles including a housing, a reduction system, sun gears, planetary gears and a connection sleeve. The housing contains the reduction system, which is formed by the conical sun gears and the conical planetary gears that are accommodated in a supporting structure. The sun gears are mounted in a yoke that is attached to the supporting structure. The conical planetary gears are attached, respectively, to a differential housing in a fixed way and to an end of a semi-draft having free rotation. The connection sleeve is mounted in the end of the semi-draft having concentric mobility in relation to the conical planetary gear through an actuator system placed in an end of the supporting structure. The connection sleeve is formed by a body having a surface with double connection toothing disclosing a toothing of the yoke, and the toothing of the conical planetary gear.

An inter-axle differential assembly comprising a driving input shaft, a forward differential wheel, a rear differential wheel, a differential spider connected for common rotation with the input shaft and on which differential pinions configured to meshingly engage with said differential wheels are rotatably mounted, and a differential housing to which the differential spider is connected for common rotation. The assembly comprising an output wheel via which torque is transferable to a rear driving axle, and a connection means movable between: an open position which connects the output wheel to the rear differential wheel so that the differential housing can rotate independently of the rear differential wheel, a locking position connecting both of the differential housing and the output wheel to the rear differential wheel, and a disconnecting position connecting the differential housing to the rear differential wheel, so that the output wheel can rotate independently of the rear differential wheel.

The present invention relates to a power generating unit (100, 200, 400) comprising a hydraulic unit (102, 202, 402); an interface unit (104, 204, 404) connected to the hydraulic unit (102, 202, 402), said interface unit (104, 204, 404) being connectable to a stationary unit; a power flow shaft (302) connected between the hydraulic unit (102, 202, 402) and the interface unit (104, 204, 404) for supply of a torque load there between; and at least one connecting element (110, 210, 410) arranged between the hydraulic unit (102, 202, 402) and the interface unit (104, 204, 404), said at least one connecting element (110, 210, 410) being controllable between a first state in which a relative rotation between the hydraulic unit (102, 202, 402) and the interface unit (104, 204, 404) is allowed, and a second state in which a relative rotation between the hydraulic unit (102, 202, 402) and the interface unit (104, 204, 404) is prevented.

A transportation refrigeration unit including: at least one component powered by an energy storage device composed of a first energy storage pack and a second energy storage pack, wherein the at least one component draws electrical power from the energy storage device at an operating power; a return air temperature sensor to detect a return air temperature; a controller to adjust the operating power in response to the return air temperature, wherein the controller determines a state of charge of the first energy storage pack and a state of charge of the second energy storage pack, wherein the controller selects at least one of the first energy storage pack and the second energy storage pack to power the at least one component in response to the operating power, the state of charge of the first energy storage pack, and the state of charge of the second energy storage pack.