46results about "Construction vehicles" 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.

Provided is a work machine capable of achieving significant increases and decreases in engine rotational speed and easy fine adjustment thereof. The work machine includes: a power device that drives rotation; a work device that operates using the power device as a power source; and an instruction device that instructs an increase and a decrease in rotational speed of the power device. The instruction device includes a first instruction device and a second instruction device. A minimum change unit of the rotational speed of the power device that can be instructed by the first instruction device is different from a minimum change unit of the rotational speed of the power device that can be instructed by the second instruction device.

A crawler vehicle has a frame (2); at least one working tool (5, 6), which is connected to the frame (2) and is configured to perform a processing of a surface to be worked (M); a position sensor (7) configured to detect a plurality of positions of the crawler vehicle (1) on the surface to be worked (M); a control unit (8) configured to reconstruct a trajectory travelled by the crawler vehicle (1) on the surface to be worked (M) as a function of the positions of the crawler vehicle (1) detected by the position sensor (7) and to calculate a reference position to be reached and / or a reference trajectory to be travelled as a function of the positions detected by the position sensor (7) and of the reconstructed trajectory travelled; and a display device (9, 10, 11) configured to reproduce a first visual indicator (12) indicative of the calculated reference position and / or of the calculated reference trajectory.

The invention relates to a control lever assembly. The control lever assembly features a detachable two-part lever structure. This structure comprises at least one left lower lever arm (1) and at least one right lower lever arm (2) that facilitate foot control of the construction machine after removal of the upper lever arms (3), at least two upper lever arms (3) that can be attached and detached to increase the operator's field of view in critical visibility conditions, and at least one foot-rest pedal (6) that enables machine movement control by foot and supports the operator's feet under fatigue.

The present invention relates to a construction machine, comprising a control unit designed to detect slippage occurring at least one wheel of the construction machine by comparing at least one actual value of the construction machine with a reference value of the construction machine.

A navigation system for a host vehicle is provided. The system may comprise at least one processing device programmed to receive, from a camera, a plurality of images representative of an environment of the host vehicle; analyze the plurality of images to identify at least one vehicle-induced occlusion zone in an environment of the host vehicle; and cause a navigational change for the host vehicle based, at least in part, on a size of a target vehicle that induces the identified occlusion zone.

The invention relates to a road construction machine (1), in particular a road paver (1) or a feeder. The road construction machine (1) comprises a primary drive (12), an electric machine (14), a gearbox (13), and at least one consumer (16) connected to the gearbox (13). The primary drive (12) and the electric machine (14) are also connected to the gearbox (13), in particular for power transmission, power transmission, and / or energy transmission. The electric machine (14) is configured to operate as a generator and as a motor. The invention further relates to a method for operating a road construction machine (1) and the use of a parallel hybrid drive in a road construction machine (1).

The invention relates to a vehicle (20) comprising a chassis (22) on which is mounted a mounted unit (24), which includes at least one moving element (26) controlled in motion by a control interface (28); the vehicle further comprises an engine (34), with a transmission mechanism (36) that powers an actuator (32) capable of moving the moving element (26); and an engine controller (38) that controls the engine's rotation. The vehicle includes a computing interface (40) capable of sending and receiving information between the control interface and the engine controller. The computing interface executes a computer program programmed to automatically generate engine speed commands, proportionate to each application of a power command to the actuator. Figure for the abstract: Fig. 2

A cooling system for an at least partially electric machine or vehicle is described herein. The disclosure may include a machine including a hood, a power system, a power system cavity, a central chamber, and a divider positioned within the central chamber. The hood may include one or more air inlets and one or more air outlets. The power system may include one or more batteries, a power electronics module, and a secondary power source. The central chamber may be defined between the power electronics module and the secondary power source, and the central chamber may receive inflowing air via the one or more inlets. The divider may be configured to direct a portion of the inflowing air toward the power electronics module and another portion of the inflowing air toward the secondary power source. After cooling the secondary power source, inflowing air may exit via the air outlet(s).

A fuel filling device (18) for refueling a fuel tank (14) is disposed in the vicinity of an exhaust gas post-treatment device (10). Specifically, the fuel filling device (18) is disposed over a hydraulic pump (11) provided to an engine (9) and at a height position equivalent to the exhaust gas post-treatment device (10). Therefore, the fuel filling device (18) can be heated for a short period of time by the exhaust gas post-treatment device (10) which is exposed to high temperature soon after the start of the engine (9).

A mobile material processing apparatus (10 fig. 1) comprising an internal combustion engine 34, an electrical power supply system 50, a hydraulic power supply system 24 26, and hydraulically powered g

The invention relates to a drive system for a drivetrain of a work machine (1), comprising • a plurality of actuating devices (2) for manual user input, wherein each actuating device (2) has a signal interface, • a braking device (3), a drive motor (4) and a transmission (5) having a respective signal interface, • an environment monitoring system (6) having a signal interface, • a vehicle control unit (7) having at least one signal interface, which is connected to the signal interface on the respective actuating device (21, 22, 23) in a signal-transmitting manner and is designed to control drivetrain functions (9) in accordance with the manual user inputs, and • a user assistance interface (8), which is connected to the signal interface of the environment monitoring system (6) in a signal-transmitting manner and is designed to control drivetrain functions (9) in accordance with the environment monitoring system (6) and separately from the vehicle control unit (7). The invention also relates to a method for operating the drive system, wherein manual user inputs are first evaluated by the vehicle control unit (7) and then used to control drivetrain functions (9), wherein environment monitoring signals are provided separately from the signals of the vehicle control unit (7) at the user assistance interface (8) in order to control the drivetrain functions (9).

A cooling system (200) for an at least partially electric machine (100) or vehicle is described herein. The disclosure may include a machine (100) including a hood, a power system (140), a power system cavity, a central chamber (142), and a divider (144) positioned within the central chamber (142). The hood (120) may include one or more air inlets (122, 124, 126) and one or more air outlets (128). The power system (140) may include one or more batteries (152), a power electronics module (146), and a secondary power source (148). The central chamber (142) may be defined between the power electronics module (146) and the secondary power source (148), and the central chamber (142) may receive inflowing air via the one or more inlets (122, 124, 126). The divider (144) may be configured to direct a portion of the inflowing air toward the power electronics module (146) and another portion of the inflowing air toward the secondary power source (148). After cooling the secondary power source (148), inflowing air may exit via the air outlet(s) (128).

To display various information required during farm work with good visibility.SOLUTION: An information display system for a work vehicle comprises: a meter panel unit having a display element; and a control device that controls the meter panel unit. The display element includes an indicator display region for displaying a plurality of indicators each indicating a state of a different portion of the work vehicle. The control device causes, from among the plurality of indicators, one or more indicators satisfying a lighting condition to be displayed in the indicator display region, and causes the arrangement of one or more indicators to be changed on the basis of the timing of turning on / turning off each of the plurality of indicators.SELECTED DRAWING: Figure 23

A power machine can include a control device and a hydraulic circuit that can include a hydraulic pump in communication with a hydraulic motor that is configured to operate with infinitely variable displacement. The control device can be configured to determine a control value based on a commanded travel speed for the power machine and a pressure in the hydraulic circuit, and control a run-time displacement of the hydraulic motor based upon the determined control value.

A computer system (4) comprising a processor device (3) configured to: a) control (M1) a prime mover of the first vehicle (2) to operate the first vehicle (2) at a target set speed, b) determine (M2) a rear traffic condition indicating whether there is a risk of being overtaken by a second vehicle (1) travelling behind the first vehicle (2), c) determine (M3) a topography of an upcoming road to be travelled by the first vehicle (2), and d) reduce (M4) the target set speed of the first vehicle (2) from a nominal set speed (V4), said nominal set speed (V4) being the current speed of the first vehicle (2), to a reduced set speed (V5), in response to the indicating a descending road condition (Z) and the rear traffic condition not indicating a risk of being overtaken by the second vehicle (1) before arriving at the descending road condition (Z).

A dumper vehicle includes a chassis, a ground engaging propulsion structure mounted to the chassis, and an open topped container for carrying a load therein supported by the chassis. An operator cab mounted to the chassis, and an operator seat in said operator cab is moveable between a front facing position in which the operator seat faces the container and a rear facing position, wherein the front facing position is primarily for off- highway driving and the rear facing position is primarily for on-highway driving. The operator cab is mounted to the chassis by a resilient mounting arrangement. A drive arrangement provides tractive power to the ground engaging propulsion structure, wherein the drive arrangement has a prime mover defining an elongate axis that is arranged transversely with respect to the fore-aft axis of the dumper vehicle.

Disclosed herein is a working machine comprising: a ground engaging structure for providing propulsion over a ground surface; a chassis mounted to the ground engaging structure; an operator cab mounted to the chassis; a gas engine for providing propulsive power to the ground engaging structure; at least one storage tank for storing gaseous fuel for the gas engine; and, a purge valve for removing gaseous fuel from the at least one storage tank.

The present invention relates to a construction machine with a control unit designed to detect slippage occurring by comparing at least one actual value of the construction machine with a reference value of the construction machine, wherein the control unit is designed to determine an actual speed of the construction machine over the ground by means of sensors of the construction machine and to use the determined actual speed as the actual value.

A mobile material processing apparatus comprises a hydraulic circuit with a first hydraulic pump for powering the tracks. The hydraulic pump is coupled to an internal combustion engine by a hydraulically operated clutch. The clutch is operated by a hydraulic circuit that includes an electrically powered hydraulic pump powered by an electrical power supply system. When it is not required to move the apparatus using the tracks, the clutch is disengaged to prevent the first hydraulic pump from passively pumping oil without providing useful work.

A tracked vehicle has a frame (2), at least one working tool (5, 6) connected to the frame (2) and configured to treat a surface to be worked (M), a position sensor (7) configured to detect a plurality of positions of the tracked vehicle (1) on the surface to be worked (M), a control unit (8) configured to reconstruct a travel trajectory of the tracked vehicle (1) on the surface to be worked (M) from the positions of the tracked vehicle (1) detected by the position sensor (7) and to calculate a reference position to be reached and / or a reference trajectory to be travelled through from the positions detected by the position sensor (7) and the reconstructed travel trajectory, and a display device (9, 10, 11) configured to reproduce a first visual indicator (12) representative of the calculated reference position and / or of the calculated reference trajectory.

A crawler vehicle has a frame (2) ; a driver's cab (3) mounted on the frame (2); a seat (4) for a driver (C) of the crawler vehicle (1) arranged inside the driver's cab (3); a display (5), which is arranged in the driver's cab (3) and is configured to display a screen (S) reproducing operative information, wherein said screen is divided into a plurality of screen portions; and a control system (6), which is in communication with the display (5) and is configured to control the screen displayed by the display (5).

A crawler vehicle having a frame; at least one working tool which is connected to the frame and is configured to perform a processing of a surface to be worked and a position sensor configured to detect a plurality of positions of the crawler vehicle on the surface to be worked. The crawler vehicle has a control unit configured to reconstruct a trajectory travelled by the crawler vehicle on the surface to be worked as a function of the positions of the crawler vehicle detected by the position sensor and to calculate a reference position to be reached and / or a reference trajectory to be travelled as a function of the positions detected by the position sensor and of the reconstructed trajectory travelled. The crawler vehicle has a display device configured to reproduce a first visual indicator indicative of the calculated reference position and / or of the calculated reference trajectory.

What is provided is a power transmission unit and a power system according to one aspect of the present disclosure, including: an input shaft connected to a drive shaft of an internal combustion engine; an output shaft connected to a driven apparatus in a power transmittable manner; a transmission mechanism connecting the input shaft to the output shaft; and a motor generator including a rotary shaft connected to the input shaft and the output shaft via the transmission mechanism. When viewed in an axial direction of the input shaft, the motor generator is disposed outward from the input shaft in a radial direction crossing the axial direction.

A power system for a hybrid electric machine including: a power generation system including an engine, and a generator configured to generate electrical power based on power produced by the engine; a power converter in electrical connection with the power generation system and configured to command a load to the generator; a power distribution unit in electrical connection with the power generation system via the power converter; one or more batteries in electrical connection with the power distribution unit; and a controller configured to command the power converter to command a load from the power generation system, such that the power generation system produces power with a relatively higher voltage than the batteries. In another aspect, a software module includes an engine replacement library as a swappable block interfacing with a remainder of the software module, the engine replacement library including inputs specific to the engine.

This excavator (100) has a lower travel body (1), an upper turning body (3) mounted on the lower travel body (1) so as to be capable of turning, a cabin (10) serving as a driver cabin mounted on the upper turning body (3), and a display device (40) disposed in the cabin (10). The excavator (100) is configured such that the display device (40) can display information pertaining to custom settings before the start of driving. The information pertaining to custom settings may be displayed when the engine is started up, or may be displayed when a gate lock lever is in a locked state.

This invention provides a compact and efficient drive concept for road construction machinery, a method for operating road construction machinery, and a parallel hybrid drive system for road construction machinery. [Solution] The present invention relates to road construction machinery, particularly paving machinery or feeders. The road construction machinery comprises a primary drive unit 12, an electric machine 14, a transmission 13, and at least one load 16 connected to the transmission 13. The primary drive unit 12 and the electric machine 14 are also connected to the transmission 13 in particular in a force-transmitting, power-transmitting and / or energy-transmitting manner. The electric machine 14 is configured to operate as a generator and a motor.

The present disclosure relates to a locking arrangement for a gearing (10) of a vehicle (1). The gearing comprises a stationary member (12), an input shaft (4), at least one output shaft (6) and a planetary gear set (80) with an element (83) non-rotatably coupled to the output shaft. The locking arrangement comprises a locking mechanism (20) with an engaging element (22), an engaged element (30) and an electromagnetic actuation device (40). The engaging element is movably supported with respect to the stationary member. The engaged element is non-rotatable with respect to the element of the gearing and is configured for engagement with the engaging element to lock the output shaft to the stationary member. The electromagnetic actuation device (40) is configured to apply an electromagnetic operating force (94) to the engaging element for operating the locking mechanism (20).

A work vehicle includes an engine and a transmission assembly having a variator, a gear arrangement, and an electric machine operably connected to the engine and to the variator to provide rotational power to the variator. The transmission assembly selectively transfers power from the engine and / or the electric machine to an output shaft to drive ground engaging elements of the work vehicle. A traction control unit controls the output of the electric machine to provide traction control for the work vehicle, with the traction control unit operating to receive inputs on a commanded ground speed and an actual ground speed of the work vehicle, compare the commanded ground speed to the actual ground speed and, when the commanded ground speed exceeds the actual ground speed by a threshold amount, reduce the speed or torque output of the electric machine, thereby providing traction control for the ground engaging elements.