A wheel-driven vehicle (1), comprising a front vehicle unit (1 A), a rear vehicle unit (1B), a power source (4), a first centre beam (8) and a second centre beam (9), a first driving means (10) and a second driving means (11) provided on each opposite sides of the first centre beam (8), a third driving means (13) and a fourth driving means (14), provided on opposite sides of the second centre beam (9), wherein the respective driving means (10, 11, 13, 14) comprises at least a driving wheel (16), a power-transmitting arrangement for transmission of power from said power source (4) to the driving wheel (16) that is included in each of the driving means (10, 11, 13, 14), wherein the power-transmitting arrangement comprises an engine (19) and a transmitting arrangement (20). The engine (19) is a hydraulic engine, the power-transmitting arrangement comprises separate hydraulic circuits (22, 23, 24, 25) for driving the hydraulic engine (19) of the respective driving means (10, 11, 13, 14), the power-transmitting arrangement comprises one or more pumps (26, 27, 28, 29) driven by the power source (4) for driving the respective hydraulic engine (19) as well as regulating means configured to individually regulate a power output on the respective hydraulic engine (19).

The present invention relates to a transmission apparatus of an agricultural working automobile, the transmission apparatus comprising: a first gear-shifting part for performing gear-shifting to adjust the speed of an agricultural working automobile; and a second gear-shifting part for performing gear-shifting to adjust the speed of the agricultural working automobile, wherein the second gear-shifting part comprises a sub-gear-shifting drive mechanism for performing gear-shifting, using one operation selected from among an operation transferred through a first power transmission path from the first gear-shifting part and an operation transferred through a second power transmission path from the first gear-shifting part.

The present invention relates to a transmission of an agricultural work vehicle, the transmission comprising: a pre-shift part for performing speed shifting on driving transmitted from an engine of an agricultural work vehicle; a clutch part connected to the pre-shift part so as to selectively output driving transmitted from the pre-shift part; an adjusting part connected to the clutch part so as to perform speed shifting on driving transmitted from the clutch part; and a subsequent shift part connected to the adjusting part so as to perform speed shifting on driving transmitted from the adjusting part.

A method for reconfiguring operator controls of a work vehicle is disclosed. The method comprises providing a user interface operatively coupled to a control device. Displaying one or more displays of an apparatus configuration on a display screen of the user interface, each of the one or more displays including graphics associated with a function of the apparatus. Associating a control output of a control unit of the control device with the function of the apparatus; and dynamically adjusting, by a controller, the control output of the control unit to reconfigure operator controls of the work vehicle in response to a change in the graphics or a change in the relative arrangement of the one or more displays on the display screen.

A working device connected to a traveling vehicle having a prime mover and configured to perform an agricultural work, includes: a working portion to perform an agricultural work; an electric motor to be driven by electric power; a power transmission mechanism to which power generated by the electric motor is inputted, configured to transmit the power to the working portion; a regeneration resistor to consume a regenerative power generated in the electric motor; a switch portion to switch, between a connecting state and a shut-off state, a state established between the electric motor and the regeneration resistor; and a controller portion to control driving of the electric motor and switching of the switch portion.

A track assembly for assisting in moving a farm implement along a ground surface in a line of travel is provided. The track assembly includes a tilt arm comprising front and rear ends. The track assembly includes a camber arm coupled to the tilt arm such that the camber arm permits the tilt arm to pivot about a first axis perpendicular to the line of travel and a second axis parallel to the line of travel. The camber arm is located between the front and rear ends of the tilt arm.

A modular design gearbox and a gear implementation method are provided. The gearbox includes a body, a drive shaft, four intermediate shafts, and an output shaft. The gearbox is of a six-shaft layout. The drive shaft S1, the intermediate shaft S4 and the intermediate shaft S5 are each provided with two clutch packs, and the intermediate shaft S2 is provided with one clutch pack. According to such a structure, a transmission path is short, and stability is better. By means of six shafts and seven clutches, the gearbox achieves a mode of up to eight forward gears and four backward gears, a speed ratio range is wide, and the gearbox can be adjusted flexibly, a less-gear mode can be achieved by reducing some of components, modularization is achieved, universality is improved, and the production cost and use cost of the gearbox are reduced.

Axle assembly includes first and second axle housings extending toward opposing sides of a vehicle frame with the axle housings aligned to define an axle axis, first and second wheel ends, first and second drive shafts disposed within the first and second axle housings, a gearbox having a first surface facing one side of the vehicle frame and a second surface facing the other side of the vehicle frame with the gearbox cantilevered outwardly relative to the aligned axle housings to define a gearbox axis parallel to a longitudinal axis of the vehicle frame and transverse to the axle axis, and an electric motor coupled to the second surface of the gearbox and extending toward the first side of the vehicle frame to define a motor axis that is parallel to and offset from the axle axis, transverse to the gearbox axis, and transverse to the longitudinal axis.

A work vehicle in which a safety frame can be easily attached and detached while costs are decreased. The work vehicle according to an embodiment includes: left and right rear axle cases; the safety frame which is attached to upper portions of the left and right rear axle cases and erected behind an operator seat and has an arch shape in a front view of a machine body; and a rear-side floor mount bracket that supports a rear portion of a floor step from below on left and right sides of the machine body. The rear-side floor mount bracket supports the floor step at a position that is different from attachment positions of the safety frame with respect to the left and right rear axle cases.

A wheel-driven vehicle (1), comprising a front vehicle unit (1 A), a rear vehicle unit (1B), a power source (4), a first centre beam (8) and a second centre beam (9), a first driving means (10) and a second driving means (11) provided on each opposite sides of the first centre beam (8), a third driving means (13) and a fourth driving means (14), provided on opposite sides of the second centre beam (9), wherein the respective driving means (10, 11, 13, 14) comprises at least a driving wheel (16), a power-transmitting arrangement for transmission of power from said power source (4) to the driving wheel (16) that is included in each of the driving means (10, 11, 13, 14), wherein the power-transmitting arrangement comprises an engine (19) and a transmitting arrangement (20). The engine (19) is a hydraulic engine, the power-transmitting arrangement comprises separate hydraulic circuits (22, 23, 24, 25) for driving the hydraulic engine (19) of the respective driving means (10, 11, 13, 14), the power-transmitting arrangement comprises one or more pumps (26, 27, 28, 29) driven by the power source (4) for driving the respective hydraulic engine (19) as well as regulating means configured to individually regulate a power output on the respective hydraulic engine (19).