Abstract: The disclosure refers to a road construction machine, adapted in particular in the form of a road paver or a feeder vehicle for a road paver. According to the disclosure, the road construction machine comprises a first and/or a second air barrier device adapted to shield a driver and/or an operator of the road construction machine. Furthermore, the disclosure refers to a corresponding method for generating an air flow during operation of a road construction machine in order to shield a driver and/or an operator from vapors and/or aerosols rising during operation of the road construction machine.

Abstract: A screed assembly for a road paver comprises a main screed and a secondary screed. The main screed comprises a main screed plate for contact with paving material. The secondary screed comprises a screed plate carrier and a secondary screed plate for contact with the paving material. The secondary screed plate is attached to the screed plate carrier so as to be tiltable about a tilting axis. The screed assembly comprises a height adjustment device configured to lower or raise the screed plate carrier relative to the main screed. The screed assembly further comprises a tilting device configured to change a tilting angle of the secondary screed plate about the tilting axis.

Abstract: A control platform for a construction machine, in particular for a road finishing machine or a feeder vehicle, comprising a structural element and a seat console which includes a console bottom and a seat. The seat console includes a rotary mechanism by which the seat is mounted to be rotatable relative to the console bottom. The seat console includes a first and a second linear shifting mechanism by which the seat is mounted on the console bottom to be movable in a first and a second direction. The seat console is hinged to the structural element by a swivel mechanism to be swivable relative to the structural element.

Abstract: The disclosure relates to a road construction machine, which is available in the form of a road paver or a feeder vehicle for a road paver, comprising a driver's control station for a driver of the road construction machine, wherein the driver's control station has at least one seat console that comprises a fresh air system. Furthermore, the disclosure relates to a method for generating an improved air quality on an openly configured driver's control station of a road construction machine.

Abstract: The disclosure relates to a road construction machine which is available in the form of a road paver or a feeder vehicle for a road paver, comprising at least one control station with at least one open side, wherein the control station comprises a control console for controlling and monitoring processes which can be carried out by means of the road construction machine, and a fresh air system with at least one fresh air opening, wherein the fresh air system is completely integrated in the control console. Furthermore, the disclosure relates to the use of a control console for fresh air generation and fresh air supply on a road construction machine.

Abstract: The disclosure relates to an air filter arrangement for cleaning a bitumen-containing volume flow, comprising at least a first filter element and a second filter element, which are arranged as filter elements acting in succession for cleaning the bitumen-containing volume flow, wherein the first filter element and the second filter element are fixedly connected to one another. Furthermore, the disclosure relates to a method for carrying out an exchange of a plurality of filter elements.

Abstract: A road finishing machine comprises a screed, which includes at least one compacting unit. The road finishing machine furthermore comprises a GNSS receiver, as well as a material conveyor. The road finishing machine furthermore comprises an electronic control system which comprises a memory and a data processor, wherein in the memory, digital construction data, in particular a nominal height profile of a road pavement to be finished, are stored. The control system is configured to automatically control, based on the construction data, an actuator mechanism provided on the road finishing machine, in particular a levelling cylinder and/or a transverse camber adjustment and/or a slope adjustment and/or a berm adjustment, in order to install laying material with the nominal height profile and thereby a defined transverse profile for the respective position coordinate point of the road finishing machine determined with the GNSS receiver.

Abstract: The disclosure relates to a method for dynamically controlling a paving speed of at least one road paver for a paving process, wherein by a control system functionally connected to the road paver, a paving speed for the road paver adapted to the determined material delivery rate is determined as a function of a variable material delivery rate of a material supply chain supplying the road paver with paving material determined thereby, wherein a pre-compaction performance of at least one pre-compaction element of a paving screed of the road paver is adjusted as a function of the determined paving speed in order to keep a pre-compaction achieved by the pre-compaction element constant. Furthermore, the disclosure relates to a road construction system for a paving process for producing a constant pre-compaction at varying paving speed.

Abstract: The disclosure relates to a road finishing machine with a screed for producing a paving layer, wherein the screed includes at least one compacting unit for precompacting paving material supplied to the screed. The compacting unit includes at least one eccentric bushing mounted on an eccentric shaft supporting the same at a desired angle of rotation to thereby continuously variably set a desired tamper stroke of a tamper bar of the compacting unit. For rotating the eccentric bushing on the eccentric shaft, an adjusting mechanism mounted spaced apart from the eccentric shaft and at least partially rotatable along with a rotary motion of the eccentric shaft can be activated. Furthermore, the disclosure relates to a method for a continuously variable tamper stroke adjustment at a compacting unit of a road finishing machine.

Abstract: A road paver comprises a paving screed, a bearing block arrangement and a distributing auger. The bearing block arrangement comprises a bearing block, a cover and a heating device. The distributing auger is rotatably mounted at the bearing block for distributing paving material. The heating device is received in an accommodation space of the bearing block arrangement. The bearing block arrangement is configured to be selectively brought into a working configuration and into a removal configuration, wherein the heating device is removable from the accommodation space in the removal configuration, but not in the working configuration. At least a base part of the cover is connected to the bearing block both in the working configuration and in the removal configuration. In the working configuration, the base part of the cover at least partially covers the heating device towards a front with respect to a paving direction of the road paver.

Abstract: The disclosure relates to a road construction machine in the form of a road finisher or a feeder vehicle for conveying paving material to a road finisher. The road construction machine is self-propelled and has a primary drive, a material hopper, at least one electrical load, at least one energy storage, and at least one interface which is connectable to a mobile supply machine for energy transmission or energy resources transmission.

Abstract: The disclosure relates to a road making machine in the form of a road finishing machine for producing a paving layer, or of a charger vehicle for conveying laying material to a road finishing machine. The road making machine includes a tractor, a primary drive source, a chassis, a material bunker, and a heating system, wherein the heating system includes a heat pump.

Abstract: In the method for transferring material between a truck and a driving road construction vehicle, a distance between the driving road construction vehicle and a truck driving in front of the road construction vehicle without contact to the road construction vehicle truck is kept constant by a distance control system. While the distance between the driving road construction vehicle and the truck is kept constant, material is being dumped from a loading cavity of the truck into a material hopper of the road construction vehicle. The road construction vehicle is a road finishing machine or a feeder for a road finishing machine.

Abstract: A road paver comprises a tractor vehicle with a material hopper for receiving paving material and a paving screed for compacting paving material. The paving screed comprises at least one electric heating device for heating the paving screed. The road paver comprises at least one electric switching assembly configured to switch an electric power supply of the electric heating device. The electric switching assembly comprises an electric parallel circuit of two switching devices, wherein the electric parallel circuit of the two switching devices forms a series electric circuit with the electric heating device.

Abstract: A method of paving a road surface by a road paver and a compactor, comprising the following method steps: paving a road surface by means of a paving screed of the road paver, defining a target rolling field by means of an electronic data processing system, determining a relative position of the compactor in relation to the target rolling field, generating a vibration of a main driving switch of the compactor, depending on the relative position to the target rolling field.

Abstract: A driving joystick arrangement for a construction machine comprises an operating lever and a basic housing, wherein the operating lever is pivoted in the basic housing, and the basic housing comprises a shift gate through which the operating lever extends. The operating lever comprises, at least in sections, a material which is suited and arranged in the operating lever such that a position of the operating lever relative to the basic housing can be detected by means of the Hall sensor.

Abstract: The disclosure relates to a fresh air means or device for a driver control panel or for an external control console of a road making machine which is configured in the form of a road finishing machine or a charger vehicle for a road finishing machine. The fresh air means comprises at least one blower unit for generating an air flow, at least one filter unit for filtering the air flow formed by means of the blower unit, and an air discharge unit including at least one air outlet opening for the filtered air flow. Furthermore, fresh air means is designed as a modular attachment apparatus configured to be removably attached to the driver control panel or to the external control console.

Abstract: The disclosure relates to a blower means or apparatus for a road making machine which is present in the form of a road finishing machine or a charger vehicle for a road finishing machine. The blower means comprises a blower unit for creating an airflow, and an air discharge unit connected with the blower unit, which is designed to form an air barrier from the airflow created by means of the blower unit at a control station of the road making machine for an operator positioned therein. The blower means is designed as a modular attachment apparatus configured to be removably attached to the control station of the road making machine. The disclosure furthermore relates to the use of a blower means designed as a modular attachment apparatus at a road making machine.

Abstract: A rubber track, in particular for a road paver or a feeder vehicle, comprising at least one drive wheel and at least one guide wheel, which are placed on a carrier together with wheels arranged in pairs and a rubber track, wherein the wheels have rims, and wherein on a circumferential surface of the rims of the wheels a rubber lining is attached, wherein a guide cam is provided on an inner side of the rubber track, which guide cam is configured to penetrate into an intermediate space between two wheels located next to each other, wherein a contact surface of the wheels facing the guide cam has an insert detachably attached to the rims.

Abstract: A construction vehicle may be a road finisher or a feeder vehicle for a road finisher. The construction vehicle comprises an internal network area of the construction vehicle, which comprises a computing unit for controlling an operation of the construction vehicle, and an external network area of the construction vehicle, which is in data communication connection with the internal network area. A firewall is configured to monitor data communication from the external network area of the construction vehicle to the internal network area of the construction vehicle, wherein the firewall has its own processor and operating system.