Abstract: A compact utility loader compact utility loader comprising a frame, a first track and a second track positioned on either side of the frame, and a pair of loader arms. The loader arms are configured to couple with an attachment via a hitch plate and a hitch pin. The compact utility loader is configured such that as the loader arms are raised and lowered, the hitch pin follows a path approximately defined by a curve f(x)=4.641e0.34x. The value “x” represents a horizontal direction and the function f(x) represents a vertical direction.

Abstract: A routing-member guide structure includes a movable member pivotably supported by a fixed-side member; a first routing member routed on or along the movable member; and a guide member to guide the first routing member. The movable member includes a first wall portion and a second wall portion facing each other with an interval therebetween. The guide member is inserted, in a direction intersecting the extending direction of the first routing member having been routed between the first wall portion and the second wall portion, into a space between the first wall portion and the second wall portion and is fixed to the movable member so as to guide the first routing member between the first wall portion and the guide member.

Abstract: A hydraulic excavator drive system includes: a first pump connected to a head-side chamber of a boom cylinder; and a second pump that supplies hydraulic oil to one of, or both, an arm cylinder and a bucket cylinder. The first pump is driven by an electric motor. The drive system further includes a switching valve that is in a first position at a boom raising operation and in a second position at a vehicle body lifting operation. The first position is a position in which the switching valve brings a rod-side chamber of the boom cylinder into communication with a tank, and the second position is a position in which the switching valve brings the rod-side chamber into communication with the second pump.

Abstract: A working machine includes a controller device to set an allowable-stroke range of the arm cylinder moving the arm toward the boom depending on a turn position of the boom such that a shortest trajectory distance that is a shortest distance between the boom cylinder and a turn trajectory of the tip end portion of the bucket is kept at a predetermined value even when the turn position of the boom changes, in a case where the boom is turned in a direction separating from a boom reference position.

Abstract: A system and method for various levels of automation of a swing-to-hopper motion for a rope shovel. An operator controls a rope shovel during a dig operation to load a dipper with materials. A controller receives position data, either via operator input or sensor data, for the dipper and a hopper where the materials are to be dumped. The controller then calculates an ideal path for the dipper to travel to be positioned above the hopper to dump the contents of the dipper. In some embodiments, the controller outputs operator feedback to assist the operator in traveling along the ideal path to the hopper. In some embodiments, the controller restricts the dipper motion such that the operator is not able to deviate beyond certain limits of the ideal path. In some embodiments, the controller automatically controls the movement of the dipper to reach the hopper.

Abstract: A working machine, in particular a material handling machine, has a boom and a boom bracing actuated by an actuator operatively connected to the boom bracing by a lever rotatably articulated to a turntable, to introduce the required tensile force into the bracing.

Abstract: A control system for a construction machine includes a target value generation unit configured to generate a target value of an amount of control of working equipment, a prediction unit configured to calculate a predicted value of the amount of control of the working equipment based on the target value and a prediction model for the working equipment, and calculate an amount of drive to control the working equipment based on the predicted value, and a command unit configured to output a control command for control of the working equipment based on the amount of drive.

Abstract: An electric power take-off system for mounting to a truck body to complement an existing power-take-off system powered by an internal combustion engine. The system includes a motor, a battery for providing electrical power to the motor, a fluid reservoir, a pump for pumping fluid through at least one hose from the fluid reservoir to at least one truck function and for return of the fluid to the reservoir. The system also includes a system interlock rendering inoperable the electric power-take-off system when the internal combustion engine is in operation and a motor controller in communication with the motor for controlling the power output of the motor. The system also includes a charging unit for charging of the battery and a data management system operable to collect data.

Abstract: A compact utility loader compact utility loader comprising a frame, and a loader arm configured to support an attachment. The compact utility loader additionally comprises a first link pivotably secured to the frame, a second link pivotably secured to the frame, and an actuator configured to raise and lower the loader arm. The actuator is not simultaneously secured to both the frame and the loader arm.

Abstract: A quick hitch for coupling a tool to an excavation arm of an excavator. The quick hitch comprises a connector comprising a first end coupleable to an excavation arm, and a second end coupleable to a tool; and a latching member releasably engageable with the second end of the connector. In use the second end of the connector receives the tool, and the latching member engages with the connector to releasably couple the tool to the connector.

Abstract: A device balances an energy storage module having multiple energy storage cells connected in series.

Abstract: A method for identifying a sensor among as plurality of identical sensors on a machine is disclosed. The method includes comparing, by a controller, a unique value of a parameter detected by the sensor with a predefined value of the parameter. The unique value of the parameter is detected in a predefined stationary state of at least one part of a plurality of parts of the machine. The method further includes associating, by the controller, the unique value of the parameter detected by the sensor with the at least one part when the unique value of the parameter matches with the predefined value of the parameter. The predefined value of the parameter corresponds to a value of the parameter attained by the at least one part in the predefined stationary state of the at least one part.

Abstract: An excavator having a rotatable arm is disclosed. The excavator includes: a vehicle body configured to have a hydraulic pump; a boom connected to the vehicle body at one end thereof; a boom cylinder coupled between the vehicle body and the boom, and configured to receive hydraulic energy from the hydraulic pump and operate the boom; an arm connected to the other end of the boom; an arm cylinder coupled between the boom and the arm, and configured to receive hydraulic energy from the hydraulic pump and operate the arm; a bucket connected to an end of the arm; and a bucket cylinder coupled between the arm and the bucket, and configured to receive hydraulic energy from the hydraulic pump and operate the bucket. The arm includes: a first body, a second body, and a rotation module configured to enable the rotational movement of the second body.

Abstract: A wing flapping apparatus including a frame body, a motive power source and a power transmission mechanism that transmits motive power generated in the motive power source to drive a wing unit. Moreover, the power transmission mechanism includes a slider that linearly reciprocates in an X-axis direction upon reception of the motive power transmitted from the motive power source, and a rotating body that reciprocates in a rotation direction upon reception of the motive power transmitted from the slider. Furthermore, the wing unit swings such that its distal end moves approximately in the X-axis direction as the rotating body reciprocates in the rotation direction. In this aspect, linear reciprocation of the slider and swinging of the wing unit in the X-axis direction are opposite in direction to each other.

Abstract: A jib assembly includes a support; a jib attached pivotally to the support for pivotal movement of the jib in relation to the support about a horizontal axis; a first linear hydraulic actuator attached to the support for regulating pivotal movement of the jib and for maintaining the jib in a specific position relative to the support; a lever arm attached unrotatably to the jib; and a draw member attached to the lever arm and to the jib; wherein the first linear hydraulic actuator is attached to the lever arm, and the lever arm is arranged to extend in the direction above the jib.

Abstract: Disclosed embodiments include power machines, such as front-end loaders and utility vehicles, with a lift arm and a bucket leveling system utilizing four-bar linkages which mechanically level an attached implement as the lift arm is raised and lowered.

Abstract: The invention relates to a hydraulic fluid power transmission comprising: actuator apparatus having a plurality of chambers, each of the chambers having a respective fluid driving surface configured to drive or be driven by hydraulic fluid therein; a discretised pressure control system configured to selectively connect one or more first chambers of the said plurality of chambers to one of a plurality of hydraulic fluid sources or sinks, at least two of the plurality of hydraulic fluid sources or sinks having different fluid pressures; a continuous pressure control system configured to control the pressure of hydraulic fluid, or a flow rate of hydraulic fluid, input to or output from one or more second chambers of the said plurality of chambers, the pressure or flow rate of the hydraulic fluid input to or output from the second chambers being thereby variable within a range of pressures or flow rates respectively; and a controller configured to control the discretised and continuous pressure control systems to

Abstract: A sediment classification system enables the screening of material that enters a backhoe bucket. Material that enters the bucket exits through a duct with an opening at the back of the bucket. The material is screened by passing between a first set of bars and a second set of bars. The bars have spacers between them attached to one of the sets of bars. The second set of bars is pined to the first set and is able to move to clear material wedged between the bars.

Abstract: A hydraulic system for a working machine includes a first hydraulic apparatus to be activated by the operation fluid, a second hydraulic apparatus being configured to be activated by the operation fluid, a first operation valve to control the operation fluid to be supplied to the first hydraulic apparatus, a second operation valve to control the operation fluid to be supplied to the second hydraulic apparatus, a first fluid tube connecting the first operation valve to the first hydraulic apparatus, a second fluid tube connecting the first operation valve to the second hydraulic apparatus, a third fluid tube connecting the first fluid tube to the second fluid tube, and an outputting fluid tube connected to any one of the first operation valve and the second operation valve and configured to output the operation fluid supplied from any one of the first fluid tube and the second fluid tube.

Abstract: An excavator includes an articulated boom and a balancing mechanism that assists a movement of the articulated boom from a lower position to an upper position by applying a pulling force on the articulated boom. The balancing mechanism comprises a balancing member that generates an assisting force and a force transfer mechanism that couples the balancing member with the articulated boom. The force transfer mechanism comprises a link mechanism that transfers the assisting force from the balancing member to the articulated boom at a transmission ratio independent from a position of the articulated boom.

Abstract: A swing control assembly for a first machine is provided. The swing control assembly includes a position detection module configured to generate a signal indicative of a relative position of a second machine with respect to the first machine. The swing control assembly includes a controller communicably coupled to the position detection module. The controller is configured to receive the signal indicative of the relative position of the second machine with respect to the first machine. The controller is configured to determine a direction of swing associated with the first machine based on the received signal. The controller is configured to provide an instruction to initiate a swing operation of the first machine based on the determined direction of swing.

Abstract: A wear pad system includes a wear pad having a contact surface that contacts a corresponding contact surface of a first object. The wear pad system further includes an adjustment cap having a threaded outer surface and a boss member, having a threaded inner surface, such that the boss member is positioned on a second object and configured to guide the wear pad along a path toward the corresponding contact surface of the first object. Furthermore, the second object moves relative to the first object, the threaded outer surface of the adjustment cap engages the threaded inner surface of the boss member, and the adjustment cap is urges the contact surface of the wear pad into contact with the corresponding contact surface of the first object in response to rotation of the adjustment cap relative to the boss member.

Abstract: A pressure compensated load sense hydraulic system and method is disclosed where a first pressure compensated valve controls flow between a pump and a first function based on a highest function load; and a second pressure compensated valve controls flow between the pump and a second function based on the highest function load. First and second operator controls activate the first and second functions, respectively. When the first function is stalled and the second function is activated, the controller closes the first valve to remove the first function load from the load sense circuit and prevent flow to or from the first function. The controller can determine the first function is stalled when a timer exceeds an initialization period. When the controller closes the first valve, it can cycle the first valve between a shutoff period where the valve is closed, and a refresh period where the valve is opened.

Abstract: A travel control section 60b is configured to control the revolution velocities of transversely opposite travel motors 51 and 52 such that when turning amount command signals are inputted from a turning amount operation dial 48, transversely opposite crawler travel devices 12a and 12b are caused to realize a turn according to the turning amount command signals by decelerating the traveling velocities of the transversely opposite crawler travel devices 12a and 12b from a target straight traveling velocity set by a travel operation lever 47 by equal values of velocity which are predetermined according to the turning amount command signals inputted from the turning amount operation dial 48 and further decelerating the traveling velocity of the crawler travel device 12a or 12b which is positioned inwardly relative to the other in the turning direction.

Abstract: A working machine comprising a ground engaging structure and an undercarriage connected to the ground engaging structure. A superstructure is rotatably mounted to the undercarriage so as to be rotatable relative to the undercarriage about a first generally upright axis, an operator's cab is rotatably mounted on the superstructure so as to be rotatable relative to the superstructure about a second generally upright axis, and a working arm is rotatably mounted to the superstructure so as to be moveable up and down about a generally horizontal axis. A drive arrangement is provided for driving the ground engaging structure to propel the working machine. The drive arrangement includes an engine and transmission that are housed within the undercarriage, and a majority of the engine is positioned below a level coincident with a lower extent of the superstructure.

Abstract: Provided is a hydraulic shovel capable of moving a boom, an arm, and a bucket at respective adequate speeds even during complex operations thereof, without a significant pressure loss. This hydraulic shovel includes: a first pump (31) connected to a boom actuator (24) and a bucket actuator (28); a second pump (32) connected to an arm actuator (26) and the boom actuator (24); a third pump (33) connect to the arm actuator (26); a boom control valve (54) interposed between the first pump (31) and the boom actuator (24); an arm control valve (56) interposed between the second pump (32) and the arm actuator (26); a bucket control valve (58) interposed between the first pump (31) and the bucket actuator (28); a boom merging valve (55) for speed increase interposed between the second pump (32) and the boom actuator (24); and an arm merging valve (57) for speed increase interposed between the third pump (33) and the arm actuator (26).

Abstract: A rope shovel has a boom and a hoist rope. The boom has a first end and a second end. The hoist rope extends over the second end of the boom. A digging assembly for the rope shovel includes a shaft, an elongated member supported for movement relative to the boom, an attachment, and a drive link. The shaft is positioned between the first end and the second end of the boom and transverse to the boom, and the shaft includes at least one pinion gear. The elongated member includes a first end and a second end. The attachment is coupled to the first end of the elongated member and is configured to be coupled to the hoist rope. The drive link includes a rack engaging the pinion gear of the transverse shaft such that rotation of the pinion gear moves the drive link and actuates the attachment.

Abstract: A system for setting a dump height of a work implement includes a linkage assembly and a linkage position sensor. In one embodiment, a controller stores an identifying code corresponding to the dump body, stores a desired dump height, associates the desired dump height with the identifying code, and subsequently receives the identifying code. In another embodiment, the controller stores a plurality of linkage positions corresponding to a plurality of desired dump heights, receives data indicative of a minimum lifting height of the dump body, and determines a desired dump height at which the linkage assembly is to be positioned. In both embodiments, the controller generates a command to position the linkage assembly at the desired dump height and generates a command to dump material within the material engaging work implement into the dump body.

Abstract: This disclosure relates generally to apparatus, systems, and methods for boring in earth or other environments, both manmade and natural. More specifically, but not exclusively, the disclosure relates to devices and methods for inspecting the path of a bore (e.g., including horizontal, angular, vertical bores in 3-dimensional space) to detect any damage caused by the boring activity to infrastructure in the path of the bore. Such infrastructure may include, but not by way of limitation, gas lines, sewer lines, communication lines (e.g., fiber optic lines), electric lines, and other infrastructure. The disclosure further relates to devices and methods for mapping locations of underground objects, geological compositions, and other detectable underground features.

Abstract: A knob or joystick apparatus detects gesture based actions of a user's fingers and/or hand. A user grasps the knob or joystick and moves the knob or joystick in either rotational direction, e.g., clockwise or counter clockwise, moves the knob or joystick horizontally/vertically or any combination thereof, and/or presses or pulls the knob or joystick in or out. Capacitive sensors are used in combination with a digital device, e.g., microcontroller, for detecting, decoding and interpreting therefrom various gesturing movements. A user may grasp a knob and either moves his/her fingers in a rotational, horizontal/vertical, and/or in/out movement(s) along an axis of the knob. During the motion(s) of the user's fingers, portions of an outer covering of the knob are deflected inwards toward capacitive sensors, wherein the movement(s) of the deflected portion(s) of the outer covering are detected, decoded and interpretations are made therefrom of various gesturing movements.

Abstract: There is provided a work vehicle in which sudden operation of a work implement can be suppressed. The work vehicle includes a design surface information acquiring unit for acquiring data of a design surface indicative of a target shape of a work object by the work implement; a cutting edge position computing unit for computing a position of a cutting edge of a bucket; and an operation restricting unit for executing operation restriction control by which a boom is forcibly raised in accordance with a relative position of the cutting edge to the design surface, and the position of the cutting edge is restricted to an upper part of the design surface. In a state where the cutting edge is located away from the design surface in a downward perpendicular direction by a prescribed distance or longer, the operation restricting unit does not execute the operation restriction control.

Abstract: Provided is a sufficiently reinforced swing bracket of a construction machine. The swing bracket includes a bracket body, a main connection portion connected to an upper slewing body of the construction machine, a swing-cylinder connection portion being protruded from one of right and left side parts of a lower end region of the bracket body to be connected to an end part of the swing cylinder and having a pair of supporting arms vertically opposed to each other with an interval, and a reinforcement portion for reinforcing a basal part of the swing-cylinder connection portion. The reinforcement portion has a main rib briding the supporting arms, and upper, lower, front, and rear ribs each extending from the main rib to an opposite side from the swing-cylinder connection portion. The upper and lower ribs and the front and rear ribs are continuous to form a box-shaped body.

Abstract: A method of controlling a flow rate of an attachment for construction equipment of the present disclosure, in which an engine and a pump are connected to a control device to which various control information according to equipment characteristics, user setting information from an instrument panel, engine rpm adjustment information through an engine control dial, or the like is inputted, and an attachment is connected to the pump so as to perform specific work, includes selecting, on the instrument panel, an attachment to perform work and an optimum engine rpm according to the attachment; adjusting the flow rate by controlling an angle of a swash plate of the pump; and adjusting additionally a supply flow rate of the attachment by resetting an engine rpm when adjustment to the flow rate is necessary while performing the attachment work.

Abstract: To provide a work machine with high stability in which a dynamic balance can be evaluated easily while the influence of a sudden stop of an travel base, an upperstructure and a work front is taken into consideration. A stabilization control calculation unit (60a) and a command value generating unit (60i) are provided in a control device (60) of the work machine. The stabilization control calculation unit (60a) uses a sudden stop model and position information of each movable portion of the travel base and a machine body including the work front (6) to predict a change of stability until reaching a complete stop when a control lever (50) in an operating state is instantaneously brought back to a stop command position, and calculates a motion limit needed to prevent destabilization from occurring at any time instant until reaching the stop.

Abstract: An articulating member of a work machine includes a side plate of an opposed pair of side plates, each side plate of the pair of side plates having a surface facing the other side plate. At least one mount forming a pivot joint is secured to corresponding portions of each facing surface of a side plate of the pair of side plates. A separator plate is positioned between the pair of side plates. A reinforcement member has a peripheral edge collectively secured to one side plate surface, the at least one mount and the separator plate. The reinforcement member forms a continuous compartment spaced from the surface of the side plate, the peripheral edge forms a continuous connection with the one side plate surface, the at least one mount and the separator plate, and the at least one mount is fully secured to the one side plate surface.

Abstract: A system and method for various levels of automation of a swing-to-hopper motion for a rope shovel. An operator controls a rope shovel during a dig operation to load a dipper with materials. A controller receives position data, either via operator input or sensor data, for the dipper and a hopper where the materials are to be dumped. The controller then calculates an ideal path for the dipper to travel to be positioned above the hopper to dump the contents of the dipper. In some embodiments, the controller outputs operator feedback to assist the operator in traveling along the ideal path to the hopper. In some embodiments, the controller restricts the dipper motion such that the operator is not able to deviate beyond certain limits of the ideal path. In some embodiments, the controller automatically controls the movement of the dipper to reach the hopper.

Abstract: A object detection assembly for remotely sensing an underground object includes a mount that is operationally coupled to an excavator bucket. An upper plate is coupled to the mount. A transceiver is coupled to the upper plate. The transceiver may detect an object when the excavator bucket excavates Earth. The transceiver is operationally coupled to a vehicle. The transceiver alerts a driver of the vehicle to the presence of the object. A lower plate is coupled to the mount.

Abstract: A boom apparatus comprises a first boom, a second boom, and a monolithc knuckle body. The knuckle body is included in a clevis attaching pivotally the first boom and the second boom.

Abstract: A working mechanism (4) takes a traveling stance by a way that left and right boom cylinders (9, 10) are expanded to rotate a tip end of a first boom (5) to the rear side and a positioning cylinder (11) is compressed to rotate a tip end of a second boom (6) to the lower side. In the traveling stance of the working mechanism (4), a front surface plate (23A) of a right front housing cover (23) is inclined along a tilting angle (?) of the left and right boom cylinders (9, 10), and the front surface plate (23A) of the right front housing cover (23) is arranged in a position of lining with front ends (9A1, 10A1) of tubes (9A, 10A) in the left-right direction forming the respective boom cylinders (9, 10).

Abstract: A method for creating GIS features and populating a GIS feature attribute with information obtained from a bar code or similar identifier, for example but not limited to pipelines. The method of this invention includes scanning a code on a component to be installed or repaired, converting the code into attributes which describe the component, obtaining additional characteristics of the components, associating the component with a location of installation and placing the geometric feature onto the GIS map.

Abstract: Systems, methods, devices, and computer readable media for controlling a digging operation of an industrial machine. A method includes determining a hoist bail pull associated with the industrial machine, determining a crowd torque limit value for a crowd drive based on the determined hoist bail pull of the industrial machine, and setting a crowd torque limit of the crowd drive to the crowd torque limit value to limit a torque associated with a crowd motor to the crowd torque limit value.

Abstract: A vehicle includes an operator station, a propulsion system, a steering system a hitch, and a vehicle positioning system. The positioning system includes positioning controls outside the operator station of the vehicle and adjacent to the hitch, such as on a rear fender. The positioning controls include a forward switch, a reverse switch, a left switch and a right switch. A controller is connected to the positioning controls, to the propulsion and steering systems. The controller moves the vehicle forward or rearward in response to actuation of the forward or reverse switches. The controller operates the steering system in response to actuation of the left or right switches. The steering system may include a brake control valve which brakes one of a pair of driven wheels while the other driven wheel is rotating. The steering system may include a steering control valve which is operable to turn steerable wheels.

Abstract: Mobile apparatus, comprising a main frame (202) displaceable on displacing means; a sub-frame (203) which is rotatable around a vertical axis and which is mounted on the main frame and provided with a control unit; at least one operating arm (210) mounted on the sub-frame and an automatically movable lifting device provided on the main frame, which lifting device is adapted to be connectable to an agricultural attachment.

Abstract: The present disclosure provides a backhoe boom lock for engaging a hook member of a boom in a transport position. The boom lock includes a pair of side members disposed parallel to one another along a substantially horizontal axis, each side member having a first end and a second end. A transverse member is coupled between the first end of the pair of side members, the transverse member is configured to engage the hook member in the transport position. The boom lock further includes a pivot point defined near the second end of the pair of side members, the pair of side members being pivotally coupled with respect to the pivot point such that the boom lock pivots about the pivot point. A flange is disposed between the second ends of the pair of side members and is further disposed outwardly from the pivot point at an angle with respect to the horizontal axis. The boom lock also includes a counterweight body integrally coupled to the second ends of the pair of side members.

Abstract: A working vehicle includes a joy-stick lever which operates a front loader, and a main change lever etc., wherein a right side dashboard is located in the right side of the driver's seat, the forward end step part is located beside the steering wheel, and is provided with the joy-stick lever, a grip part of the main change lever is disposed at a lower position than the steering wheel, a grip part of the position lever is disposed at an outside position of the grip part of the main change lever on a plan view, and a grip part of the joy-stick lever is disposed at a front side position of the grip part of the main change lever on a plan view, and is disposed in a range of a height of the steering wheel on a side view.

Abstract: A mining shovel includes a digging assembly having a generally V-shaped boom including a lower connection point for attachment to the mining shovel. A first portion of the boom extends generally upwardly from the lower connection point, and a second portion of the boom is angled with respect to and extends upwardly and forwardly from the first portion. The second portion includes a distal end defining a sheave support, and a pivot element is positioned generally at a connection area between the first portion and the second portion. The digging assembly also includes a boom attachment having a first end that is pivotally supported by the pivot element and a second end that is supported by the sheave support.

Abstract: A reel system includes a reel having a rotational axis, the reel including a plurality of ledges spaced radially from the rotational axis, the ledges defining a stepped configuration along an interior surface of the reel. The reel system also includes a first clamp having a first width and a second clamp having a second width greater than the first width, wherein the first clamp and the second clamp engage the plurality of ledges as the reel is rotated.

Abstract: A system and method for various levels of automation of a swing-to-hopper motion for a rope shovel. An operator controls a rope shovel during a dig operation to load a dipper with materials. A controller receives position data, either via operator input or sensor data, for the dipper and a hopper where the materials are to be dumped. The controller then calculates an ideal path for the dipper to travel to be positioned above the hopper to dump the contents of the dipper. In some embodiments, the controller outputs operator feedback to assist the operator in traveling along the ideal path to the hopper. In some embodiments, the controller restricts the dipper motion such that the operator is not able to deviate beyond certain limits of the ideal path. In some embodiments, the controller automatically controls the movement of the dipper to reach the hopper.

Abstract: A motor generator control unit controls operation of a motor generator which generates power using a driving force transmitted from an engine. A charge/discharge control unit electrically connects first and second electrical power storage devices and controls charging/discharging of power between the first and second electrical power storage devices in response to an externally supplied control signal. A motor which is electrically connected to the second electrical power storage device is capable of regenerating electric energy and storing the regenerated energy in the second electrical power storage device. A control device supplies a control signal to at least one of the motor generator control unit and the charge/discharge control unit and reduces an electrical power storage target value of at least one of the first and second electrical power storage devices before the motor regenerates energy.

Abstract: A system for protecting at least one tube extending between articulating joints of a work machine including a first guard configured to be at least partially inserted inside a first opening formed in a second portion that is pivotably connected to a first portion. A second guard is configured to be at least partially inserted inside a second opening formed in the third portion that is pivotably connected to the second portion and near the first portion. The first guard and the second guard form a protective passageway for a tube extending from the first portion to the third portion, the passageway substantially preventing contact between the at least one tube and surfaces of the second portion and the third portion in close proximity with the corresponding pivotable connections.