Abstract: A paving machine can include a frame; a screed coupled to the frame, the screed including one or more screed plates; one or more movable extender mechanisms located at a back end of each screed plate and configured to extend and retract up and down beneath the screed plate; and a controller configured to extend the one or more extender mechanisms a pre-determined distance before the screed begins a paving operation and to retract the one or more extender mechanisms after the screed has begun the paving operation.

Abstract: A hybrid powertrain system of a planer, the hybrid powertrain system comprising an internal combustion engine, a rotor/cutter mechanically coupled with the internal combustion engine, a generator mechanically coupled with the internal combustion engine, an energy storage system including an energy module having at least one energy storage cell, wherein the energy module is electrically coupled with the generator and configured to receive power from and be charged by the generator, an electric motor in electrical communication with the energy module, the electric motor mechanically coupled with the rotor/cutter, and a powertrain controller in electrical communication with the internal combustion engine and the energy storage system. The powertrain controller is configured for controlling delivery of electrical power from the energy storage system to the rotor/cutter while controlling delivery of mechanical power from the internal combustion engine to the rotor/cutter.

Abstract: A belt drive for a work machine is disclosed. The belt drive has a drive belt that is wound around an input pulley and an out put pulley. The input pulley is rotated by a motor, and when rotated, transfers rotational motion to the output pulley by the drive belt. A controller is in communication with an input speed sensor that measures the input pulley and an output speed sensor that measures the output pulley. The controller calculates an input speed from the measurement of the input pulley, and an output speed from the measurement of the output pulley. The controller also sends a damaged belt signal to an operator control of the work machine when the output speed is lower by a predetermined threshold than the input speed.

Abstract: Various control systems and methods for a working machine such as a compactor are disclosed. The control system can include any one or combination of components including a controller in communication with at least a steering system and a position sensor. The controller can be configured to: receive position data from the position sensor including during operator implemented steering of the compactor, save the position data to a memory, determine from the position data saved in the memory a possible intent by an operator to create a compaction area, generate a prompt on an operator interface to confirm an actual intent of the operator, and generate a compaction plan for autonomously steering the compactor to compact in the compaction area. The compaction plan can be based at least partially upon the operator implemented steering of the compactor. The controller can implement the compaction plan via autonomous steering.

Abstract: A work machine can include a frame defining a front end and a rear end of the work machine. The frame can have a frame axis and a rotating drum extending in a direction perpendicular through the frame axis. The work machine can include a transportation device to move the work machine over a ground surface. The work machine can include a lifting column extending between the frame and the transportation device and side plates arranged on opposite sides of the work machine. The work machine can include at least one sensor, which can detect a feature of the ground surface.

Abstract: A paving machine includes a machine frame, a screed system, a mat striping sensor, and a controller. The screed system is connected to the frame and includes a mat crown system. The mat striping sensor is connected to the paving machine and configured to detect anomalies in an asphalt mat laid by the screed system. The controller is communicatively connected to the mat striping sensor and the mat crown system and configured to control the mat crown system to adjust a crown of the asphalt mat in response to the mat striping sensor detecting one or more anomalies in the asphalt mat.

Abstract: A compaction assembly can move in a direction of motion over particulate material. The compaction assembly can include a reciprocable agitating portion positioned along an axis perpendicular to the direction of motion. The agitating portion can move laterally along the axis and to agitate the material transverse to the direction of motion. The compaction assembly can further include a screed plate mounted behind the agitating portion with respect to the direction of motion, the screed plate configured to smooth the material.

Abstract: A worksite management system directs one or more mobile machines to enhance the compaction of the terrain surface about a worksite. One or more local topography detectors that may be located on a non-compactor mobile machine measures the state of compaction of the local topography proximate to the mobile machine. An electronic controller that may be onboard the mobile machine detects if the detected state of compaction corresponds to a first topography area associated with a greater state of compaction and, if so, directs the mobile machine to a second topography area associated with a lesser state of compaction.

Abstract: A controller may monitor sensor data collected by one or more sensors of a machine while the machine is operating at a worksite. The controller may determine whether the sensor data is indicative of the machine operating in an unsafe condition at a location of the machine at the worksite. The controller may cause, based on a determination that the sensor data is indicative of the machine operating in the unsafe condition, at least one of: storing of the sensor data relating to the machine operating in the unsafe condition at least until the sensor data relating to the machine operating in the unsafe condition is offboarded from the machine, or transmission of the sensor data relating to the machine operating in the unsafe condition offboard the machine.

Abstract: A system and method for compacting asphalt or similar materials operates a compactor according to a rolling pattern that involves a plurality of passes in a straight-line direction that terminate in a corresponding plurality of turnouts that deviate from the straight-line direction. The compactor can include one or more sensors and an electronic controller configured to determine the location of a previous turnout. The compactor is propelled spatially past the previous turnout before steering into a subsequent turnout so that the plurality of turnout are spatially staggered and varied.

Abstract: A controller may obtain one or more ground surface work records from one or more databases, the one or more ground surface work records identifying information relating to at least one of base layer preparation, paving, or compacting of a ground surface performed at a worksite by a plurality of work machines. The controller may determine, based on the one or more ground surface work records, configuration information for a ground surface work operation to be performed by a work machine of the plurality of work machines. The controller may generate a signal, based on the configuration information, to cause the work machine to perform the ground surface work operation or to cause presentation of the configuration information on a display of the work machine.

Abstract: A bracket for removably coupling a display device with a work machine includes a first member defining a first portion and a second portion spaced apart from the first portion along a longitudinal axis. The bracket also includes a second member coupled to the first member at the second portion thereof. The second member is substantially orthogonal to the first member. The second member defines a third portion and a fourth portion that are spaced apart from each other along a vertical axis that is orthogonal to the longitudinal axis. The bracket further includes at least one coupling element extending from and coupled to the second member at the third portion thereof. The bracket includes at least one projection coupled to the second member at the fourth portion thereof.

Abstract: A controller may obtain, from one or more sensors of an operator control of a work machine, sensor data collected from at least one hand of an operator using the operator control. The controller may determine, based on the sensor data, at least one of a physiological profile of the operator or an amount of time that the operator releases the operator control. The controller may cause, based on the at least one of the physiological profile of the operator or the amount of time that the operator releases the operator control, a limitation on a capability of a work implement of the work machine.

Abstract: A work machine discharges material through a discharge port at a moving discharge target in a coordinated maneuver during which the discharge target is confined to a bounded area. A distance control mechanism selects path information to a dwell location of the coordinated maneuver. Sensors generate respective signals by which a relative position of the discharge port to the bounded area are indicated during the coordinated maneuver. A messenger indicates the selected path information to compel relocation of the bounded area according thereto.

Abstract: A method and system for generating an augmented machine view. The augmented machine view may include a dynamic virtual machine model representing an actual working machine, overlayed with camera footage from around the working machine. The dynamic virtual machine model may be synched in time with the camera footage. The system for generating the augmented machine view may include cameras mounted on the actual machine and machine sensors monitoring the position and movements of individual components of the machine.

Abstract: A tooling for removing a bit holder from a base block of a milling drum. The tooling includes a bracket, a pry tool, and an actuation member. The bracket is configured to be engaged with the bit holder and defines an impact surface to receive one or more impacts. The pry tool has a portion configured to be positioned between the bit holder and the base block. The actuation member is movably engaged with the bracket and is actuatable to contact and exert a pushing action on the pry tool to move and advance the portion of the pry tool into an interface defined between the bit holder and the base block. When the impact surface receives the impacts, impact components are correspondingly transferred to the pry tool to supplement the pushing action for a removal of the bit holder from the base block.

Abstract: A method for controlling a construction machine can include dividing a work area into a plurality of work lanes; selecting a first set of consecutive work lanes of the plurality of work lanes that can be worked without an obstruction; and completing one or more passes on the selected first set of consecutive work lanes before moving on to another set of the plurality of work lanes.

Abstract: A milling machine can include a frame, a milling assembly coupled to the frame, the milling assembly including a rotor housing and a cutting rotor, the cutting rotor including a rotor shell positioned around a spindle, and a removable support ring positioned on an inner surface of the rotor shell, wherein the support ring is positioned between the rotor shell and the spindle, wherein the support ring is separate from the rotor shell and carries a load of the rotor shell from the spindle.

Abstract: A milling machine can include a frame, a milling assembly including a cutting rotor and a rotor housing coupled to the frame, the cutting rotor including a rotor shell positioned around a spindle, and a first axial alignment feature on one of the rotor shell or the spindle, the first axial alignment feature including a physical feature on a surface of the rotor shell or the spindle, the physical feature being positioned and configured to contact an opposing flat surface of the opposing rotor shell or spindle so as to guide the rotor shell and the spindle into a co-axial alignment as the rotor shell is loaded axially onto the spindle.

Abstract: In a rotary mixer having a floating ground guard mounted for vertical movement relative to the frame and relative to the rotor, an actuator configured to provide movement in at least a vertical plane relative to the frame, and a ground guard dislodging tool coupled to the floating ground guard. The ground guard dislodging tool and the actuator are disposed such that the actuator engages and exerts a force on the ground guard dislodging tool to move the floating ground guard in a downward direction relative to the frame.