Abstract: A method for controlling a road milling machine for milling a ground comprising a milling drum and a rear blade when there is an obstacle located in the ground to be milled including the steps of: raising the milling drum and the rear blade out of the ground in a working direction (a) in front of the obstacle, moving over the obstacle in with the milling drum remaining out of contact with the obstacle, lowering the milling drum and the rear blade to a predetermined milling depth (FT) in the working direction (a) behind the obstacle and continuing milling of the ground, wherein raising of the milling drum is carried out before raising of the rear blade out of the ground, and wherein the road milling machine continues to move in the working direction (a) between raising of the milling drum and raising of the rear blade.

Abstract: A tandem roller for compacting an underlying ground, comprising a machine frame supported by a front compaction drum and a rear compaction drum. The rear compaction drum is spaced apart from the front compaction drum in a longitudinal machine direction, and an operator platform with a driver's seat. The driver's seat is displaceable by an adjusting device from an operating position at a center of the operator platform with respect to a horizontal extension of the operator platform transverse to a forward direction in a direction of at least one side of the tandem roller transversely to the longitudinal machine direction to at least one defined first operating position and in the same direction to the side to at least one defined second operating position, the defined second operating position being spaced farther apart from the center of the operator platform than the defined first operating position.

Abstract: A ground milling machine, in particular a road milling machine, recycler or stabilizer, for working a ground in or against a working direction, comprising a machine frame supported by travel units and having a drive motor, a milling drum rotatably mounted in a milling drum box arranged on the machine frame for removing ground material, and an extraction device for extracting dust-laden air from the milling drum box and/or a region of a conveying duct of the milled material, comprising an extraction fan and at least one extraction duct extending from the milling drum box to the extraction fan. A method for operating a dust extraction device of a ground milling machine.

Abstract: A pivot-steered tandem roller for ground compaction, comprising a machine frame with an operator platform, two compaction drums which are spaced apart from one another in the longitudinal direction of the machine and are each steerably mounted on the machine frame via a pivot steering system, a drive motor, a cooler, and a fan associated with the cooler and conveying a cooling air flow, the cooler being arranged vertically above and/or in the longitudinal direction of the machine at the level of one of the compaction drums. Moreover, the invention relates to a method for operating such a pivot-steered tandem roller.

Abstract: A method for setting the lifting position of a machine frame of a ground milling machine, which machine frame is connected via lifting means to movement means, and to a ground milling machine.

Abstract: A ground milling machine comprising a machine frame, a driver's cab, a drive motor, movement means driven by the drive motor and a milling unit for milling up ground material, wherein the driver's cab has a protection roof and a front window device through which an operator located in the driver's cab can look forward in a forward direction of the ground milling machine.

Abstract: The present invention relates to a milling drum box unit, in particular a quick-change milling drum box unit, for mounting to a self-propelled base machine to obtain a ground milling machine, the milling drum box unit comprising a part of a fastening device for mounting the milling drum box unit to the base machine, a connection point configured to receive and establish a drive connection to a milling drum rotatable about a rotation axis, on sides of each side wall a lateral shield height-adjustable relative to the side wall, at least two drive energy-consuming consumer elements and/or at least two sensors for detecting an operating parameter.

Abstract: A self-propelled ground milling machine comprising a machine frame, a drive motor, a ground milling device having a milling drum arranged inside a milling drum box and rotatable about a horizontal rotation axis transverse to a forward traveling direction of the ground milling machine, front and rear travel devices, right and left lateral outer walls, and an operator platform.

Abstract: The invention relates to a construction machine (1) with a machine frame (2), a driver cab (6) with a right and a left door-window unit (12) when viewed in a traveling direction (A) of the construction machine (1), wherein the door-window units (12) are adjustable between a closed and an open position, and with a drive engine (13) and front and rear traveling devices (4, 5). Essentially, the door-window units (12) can be opened in an opposite manner, in particular depending on the side of the machine frame (2) on which the front and rear traveling devices (4, 5) respectively sit flush with the machine frame (2). The invention is particularly relevant for ground compaction machines, in particular rubber-tired rollers. The invention further relates to a method for operating a construction machine (1) and a method for manufacturing a construction machine (1).

Abstract: The present invention relates to a self-propelled ground milling machine and a method for operating a ground milling machine in an emergency mode of operation.

Abstract: A construction machine, especially to a paver, comprising an engine, a machine frame, a pair of front wheels with at least one right-side front wheel and at least one left-side front wheel in the forward direction of the construction machine, each front wheel being steerable about a separate vertical steering axis, a steering structure connected to the front wheels for controlling and coordinating the steering movement of the front wheels about the vertical steering axes, the steering structure comprising a steering actuator mounted on the machine frame and comprising a driven control member that is linearly moveable in a horizontal plane and perpendicular to the forward direction along an adjustment axis in relation to the machine frame, the driven control member comprising link elements at each end on its right and left side with regard to the forward direction of the construction machine, wherein the link elements are part of link joints of steering linkages in functional connection with the front wheels f

Abstract: A method for pivoting a travel unit on a machine frame of a road milling machine between an outer end position and an inner end position offset toward a center of the machine relative to the outer end position, the road milling machine having a travel mechanism with multiple travel units, of which at least one travel unit is height-adjustable via a lifting column, comprising the steps of positioning a support foot mounted on the machine frame in a ground contact position to support the machine frame, lifting the travel unit, pivoting the travel unit between the outer end position and the inner end position, lowering the travel unit, and positioning the support foot in a stowed position.

Abstract: The invention relates to a self-propelled ground milling machine, in particular a road cold milling machine, stabilizer or recycler, comprising a milling device for milling the ground at a milling depth, a machine frame supported by front and rear travel units, an internal combustion engine arranged in an engine compartment, a hydraulic system with at least two hydraulic pumps, a pump transfer gear and a hydraulic tank, and an operator platform.

Abstract: A tracked vehicle, in particular a construction machine, more particularly a road construction machine, with at least one drive motor and a travel pump of a travel drive hydraulic circuit, which is driven by the drive motor, for generating a drive pressure; at least one track unit, said track unit comprising a drive wheel driven via the travel drive hydraulic circuit, at least one guide wheel, a track endlessly running around the drive wheel and the guide wheel, as well as a track tensioning apparatus for tensioning the track, and the track tensioning apparatus comprising an adjusting device with a track tensioning hydraulic cylinder with which the distance between two wheels of the track unit, in particular the drive wheel and the guide wheel, is adjustable for tensioning the track, the track tensioning hydraulic cylinder being connected via a hydraulic tensioning line to a hydraulic pretensioning source via which it can be loaded with an initial pretensioning pressure.

Abstract: The present invention relates to a method for controlling a distance of a height-adjustable side shield of a milling drum box of a ground milling machine, in particular a road milling machine, a recycler or a stabilizer, in vertical direction with respect to the ground, comprising the steps of: ascertaining a reference value for the height setting of the side shield from operating parameters of the ground milling machine, determining a desired distance (d) between the side shield and the ground, the desired distance (d) ensuring the safety of persons located next to the ground milling machine, ascertaining a necessary height setting of the side shield from the reference value and the desired distance (d), and setting the position of the side shield with respect to the ground in observance of the desired distance (d), so that the side shield is guided, in vertical downward direction, without contact to the ground.

Abstract: A ground milling machine, comprising a machine frame, an operator platform, a drive engine, travelling apparatuses, a milling unit, a conveying apparatus for transporting milled material from the milling unit to a discharge point with a transfer conveyor and a downstream loading conveyor, and with a material transfer apparatus arranged in a material transfer region between transfer conveyor and loading conveyor, which material transfer apparatus is configured so as to direct milled material from the transfer conveyor to the loading conveyor, the transfer conveyor and the loading conveyor each comprising a support frame, wherein the material transfer apparatus comprises a milled-material-directing transfer chute, wherein the transfer chute has a chute guide surface extending at least partially in a horizontal direction and running in an at least partially descending manner from the transfer conveyor to the loading conveyor, and wherein the transfer chute is arranged at least partially immovably with respect to

Abstract: The present invention relates to a ground compaction apparatus for compacting a subsoil cover layer, with at least one compaction roller, a cover edge processing apparatus comprising an edge processing roller and having a cut material deflector, the cut material deflector being mounted on the cover edge processing apparatus with the aid of a mounting device, the mounting device being configured such that the relative position of the at least one material guide surface of the cut material deflector can be changed automatically with respect to the adjustable roller holding device of the cover edge processing apparatus. The present invention also relates to an asphalt roller having such a ground compaction apparatus and a method for operating such a ground compaction apparatus.