Abstract: In a self-propelled construction machine (1), in particular road milling machine or surface miner, for working a ground pavement, comprising a milling drum (10), which is mounted in a machine frame, wherein a milling cut develops during milling of the ground pavement with the milling drum (10), wherein the milling drum (10) comprises a first and a second end side, at least a first measuring device, which is arranged next to the first end side of the milling drum (10) and measures the distance of the machine frame relative to the ground pavement next to the first end side of the milling drum (10), at least a second measuring device, which is arranged next to the second end side of the milling drum (10) and measures the distance of the machine frame relative to the ground pavement next to the second end side of the milling drum (10), and a control device (40) for controlling the milling depth, wherein, in a first milling operation, the control device (40) determines the milling depth by means of measurements pe

Abstract: The invention relates to a method for operating a ground milling machine, in particular a road milling machine, a stabilizer, a recycler, a surface miner or the like, having an interchangeable milling drum, wherein the milling drum is equipped with a plurality of milling tools, in particular round shank picks, wherein the milling drum has a current state, wherein a control unit is provided for controlling at least one function of the ground milling machine, and wherein the milling drum has a characteristic feature or a characteristic feature is assigned to the milling drum. According to the invention, provision is made that at least one data set containing information on the current state of the milling drum is stored in a storage unit, the characteristic feature identifying the milling drum is assigned to the data set in the storage unit, and this data set is transmitted to a processing device.

Abstract: In a self-propelled construction machine (1), in particular recycling machine or stabilizing machine, for working a ground (20), comprising at least one machine frame, a working device (10) for working the ground, which is supported on the machine frame (2), wherein the working device is at least partially enclosed by a housing, wherein the housing comprises a plate each at the front and rear end as seen in the main direction of travel that closes off the mixing chamber of the housing towards the front and the rear, respectively, wherein the front plate is adjustable by means of at least one front adjustment device and the rear plate is adjustable by means of at least one rear adjustment device, wherein, in a first working operation, the rear plate as seen in the main direction of travel is supported on the ground in a floating position, it is provided that in a second working operation, the front plate as seen in the main direction of travel is supported on the ground in a floating position.

Abstract: The invention relates to a milling machine, in particular a road milling machine, a stabiliser, a recycler or a surface miner, comprising a drive means which is configured such that the milling machine performs translatory and/or rotatory movements on the ground, and a working means which is configured such that the ground is machined. The invention also relates to a method for operating a milling machine of this type. The milling machine according to the invention has a control unit 15 to input drive parameters and work parameters. The control unit 15 is distinguished by a selection unit 15C to select an operating mode from a plurality of operating modes. The control and processing unit 20 has a memory 20A which stores at least one predetermined drive parameter which is assigned to the operating mode, and/or at least one predetermined work parameter which is assigned to the operating mode, for each operating mode of the plurality of operating modes.

Abstract: The present invention relates to an earth working method for removing earth material by means of a tool (14) rotating around a working axis (R); the rotating tool (14) being carried by a machine frame (20) of an earth working machine (10); the machine frame (20) standing on a substrate (U) by way of a rollable propelling unit (13) and being driven by a propulsion drive apparatus (25, HM) to perform a propelled motion relative to the substrate (U) in a propulsion direction (VR); the propulsion direction (VR) enclosing with the working axis (R) an angle (?) different from 90°; and the present invention further relates to an earth working machine embodied to execute the earth working method.

Abstract: An earth working machine (10), encompassing a drive motor (42) and a working apparatus (22) drivable by the drive motor (42) so as to move rotationally, the drive motor (42) being connected to the working apparatus (22), for transfer of a torque, with interposition of a shiftable transmission (50; 150) comprising at least two gearing stages having different torque transfer ratios, is characterized in that by means of a first gearing stage of the shiftable transmission (50), an input shaft (48), coupled on the input side to the drive motor (42), of the shiftable transmission (50) is connectable in torque-transferring fashion directly to an output shaft (52), coupled on the output side to the working apparatus (22), of the shiftable transmission (50) so as to rotate together at the same rotation speed; and by means of a second gearing stage of the shiftable transmission (50), the input shaft (48) is connectable in torque-transferring fashion, with interposition of a transmission assemblage (64), to the outpu

Abstract: The invention relates to a self-propelled construction machine, in particular a road milling machine, stabiliser, recycler or surface miner, which has a machine frame 2 supported by at least three running gears 10A, 10B, 11A, 11B, a drive device 14 for driving at least two running gears, and a work roller 4 arranged on the machine frame. The invention also relates to a method for controlling a construction machine of this kind. The drive device 14 comprises adjustable hydraulic motors 15, 16, 17, 18 associated with the drivable running gears, which hydraulic motors have a displacement volume Vg that can be varied by an adjusting device 15A, 16A, 17A, 18A, and comprises at least one adjustable travel drive-hydraulic pump 19 driven by at least one drive motor to supply the hydraulic motors with a variable total volume flow Q of hydraulic fluid.

Abstract: In a system comprising construction machine, transport vehicle with loading space and image recording device, wherein the image recording device is arranged at the construction machine and aligned, as a minimum, also towards the loading space of the transport vehicle, it is specified for the following features to be achieved: that a reception and display device is arranged at or in the transport vehicle, wherein the data recorded by the image recording device are transmitted to the reception and display device via a transmission device arranged at the construction machine.

Abstract: A dowel bar inserter includes first and second end carriages, a bottom pan assembly configured to engage a top surface of a concrete slab, an insertion beam, and a plurality of insertion forks attached to the insertion beam. First and second insertion actuators support the insertion beam from the first and second end carriages. First and second end suspension actuators support the bottom pan assembly from the end carriages independent of the raising and lowering of the insertion beam relative to the end carriages. Each of the suspension actuators includes associated therewith a suspension actuator extension sensor configured to detect an amount of extension of the respective suspension actuator.

Abstract: In a construction machine (1) for working a ground pavement, comprising a machine frame (5) supported by travelling devices (3), an operator platform (11) arranged on the machine frame (5), and a protective canopy (13), adjustable in height by means of a telescopic guide unit (2), arranged on the operator platform (11), wherein the telescopic guide unit (2) comprises at least one first telescopic element (4) and one second telescopic element (6), wherein the first telescopic element (4) is at least partially guidable in the second telescopic element (6), at least one driving device (10) for moving the protective canopy (13) up and down by means of moving the first telescopic element (4) relative to the second telescopic element (6), it is provided that at least one recess (14) in the first telescopic element (4) and at least one latching element (12) are provided, wherein the latching element (12) is arranged to pivot about a pivoting axis (16) on the second telescopic element (6) and is shaped in such a fash

Abstract: An earth working machine includes a machine frame, a drive configuration and a milling drum. A bearing stem is attached to one of the drive configuration and the milling drum, the bearing stem protruding in a first direction to a first axial end, the bearing stem having an outer surface including at least first and second cylindrical bearing surfaces axially spaced from each other, a furthest one of the cylindrical bearing surfaces from the drive axial end having a smaller diameter than a next furthest one of the cylindrical bearing surfaces from the drive axial end. A non-locating bearing is connected to the machine frame and configured to receive the first and second cylindrical bearing surfaces of the bearing stem.

Abstract: A road milling machine includes a machine frame having a longitudinal axis. A plurality of ground engaging units support the machine frame from a ground surface. A milling drum is supported from the machine frame. An operator's station is supported from the machine frame by a support linkage configured to move the operator's station laterally between an inner position and an outer position relative to the machine frame. The support linkage includes at least one pivot link extending between the machine frame and the operator's station and oriented to pivot about a pivot axis extending parallel to the longitudinal axis of the machine frame. The operator's station in the outer position extends laterally partially beyond the machine frame on one of the left and right edges of the machine frame, the outer position being at a higher elevation than the inner position relative to the machine frame.

Abstract: A milling attachment for a work machine includes a frame including first and second frame side walls and a frame top. The frame top includes a movable front cover portion. A first adjustable side plate has a first ground engaging portion for engaging the ground surface. A first actuator is operably associated with the first adjustable side plate for raising and lowering the first adjustable side plate relative to the first frame side wall. A first actuator extension connects the first actuator to the movable front cover portion, the first actuator extension being configured such that the movable front cover portion is moved relative to the frame when the first adjustable side plate is raised or lowered relative to the frame.

Abstract: A protective canopy includes a canopy body, which is switchable between a first position and a second position, a canopy base, a first linkage and a second linkage for connecting the canopy body to the canopy base, each of the first linkage and the second linkage is pivotally connected to both the canopy body and the canopy base, respectively, and pivot axes formed at the pivoting connection positions between each of the first and second linkage and each of the canopy body and the canopy base are parallel to each other, such that the canopy body is switchable relative to the canopy base between the first position and the second position by manipulating the first and/or second linkages and/or the canopy body. An earth working machine having such protective canopy and a method for changing position of a protective canopy of earth working machine are also disclosed.

Abstract: A milling attachment for a work machine includes a frame including first and second frame side walls A motor mounting plate is removably mounted on the second frame side wall. A milling drum includes first and second mounting flanges. A first drive motor is mounted on the first frame side wall and includes a drive end connected to the first drum mounting flange by a plurality of threaded fasteners. A second drive motor is mounted on the motor mounting plate and connected to the second drum mounting flange by a stab-in non-threaded connector.

Abstract: An earth working machine includes a support structure and a working assembly mounted on the support structure so as to be rotatable about a drive axis. An assembly-side bearing configuration is connected to the working assembly and a structure-side bearing configuration is connected to the support structure. The assembly-side bearing configuration includes a driver configuration having a driver surface facing in a first circumferential direction and the structure-side bearing configuration includes a driver counterpart configuration having a driver counterpart surface facing in a second circumferential direction opposite to the first, the movement spaces of the driver surface and of the driver counterpart surface about the drive axis overlapping one another.

Abstract: A self-propelled earth working machine includes a traveling gear, a machine frame supported by the traveling gear, a power source accommodated on the machine frame for providing power for a travel operation and/or for an earth working operation, a working apparatus accommodated on the machine frame for earth working, and a cooling device for cooling a functional device of the earth working machine. The cooling device includes at least one heat exchanger system for transferring heat from a cooling medium to air, and a ventilator system, which is on the one hand designed and situated to produce a cooling air flow passing the heat exchanger system and which is on the other hand designed and situated to produce in the area of the power source a ventilation air flow flowing away from the power source.

Abstract: In a self-propelled construction machine or mining machine, in particular milling machine for working a ground surface, including a machine frame, a working device for working the ground surface, which is supported on the machine frame, wherein the working device is at least partially enclosed by a housing, at least one movable side plate, which closes the housing on at least one of the two sides of the working device , wherein the movable side plate rests on the ground surface in floating position during the working operation, it is provided that a clearing scraper is arranged in front of the at least one movable side plate as seen in the direction of travel, wherein the clearing scraper comprises at least one clearing edge for penetrating ground material lying on the ground surface in front of the movable side plate, and clears the ground material for the movable side plate so that the movable side plate may rest on the ground surface.

Abstract: The present invention relates to an interchangeable unit (28) for material-removing work on a subsoil (U) starting from ground surface (A), the interchangeable unit (28) being designed for operational physical and functional coupling to a machine frame (12) of a road construction machine (10), the interchangeable unit (28) comprising: a housing (30), a removal tool (32), which is mounted on the housing (30) so as to be rotatable about a working axis (R) and of which a circumferential section protrudes from a working opening (30c), a drive belt pulley (62), which is rotatably mounted on the housing (30) and is able to be coupled to a drive belt (58), a transmission gear unit (76), which transmits torque and rotary motion from the drive belt pulley (62) to the removal tool (32) by reversing the direction of rotation, at least the axis of rotation (P62) of the drive belt pulley (62) running at a distance from the working axis (R).

Abstract: An earth working machine (10), for example a road milling machine (10), recycler, stabilizer, or surface miner, having a propelling unit (22) and a machine frame (12); the earth working machine (10) comprising a working apparatus (32) for earth working; and an operator's platform (24), having an operator's platform floor (64) and having at least one operating device (26), being provided on the machine frame (12); the earth working machine (10) comprising a protective canopy (44) liftable and lowerable relative to the operator's platform floor (64) between a lifted operating position and a lowered transport position; the earth working machine (10) comprising a panel arrangement (46) having an upper edge (46a) located closer to the protective canopy (44), having a lower edge (46b) located farther from the protective canopy (44) at a distance from the upper edge (46a), and having two side edges (46c, 46d) spanning the distance between the upper And the lower edge (46a, 46b); the panel arrangement (46) being conn