E01C19/288

ROAD FINISHING MACHINE WITH COMPACTING MESSAGE DISPLAY UNIT
20200248415 · 2020-08-06 · ·

The disclosure relates to a road finishing machine comprising a paving screed for the production of a new road pavement layer of a paving material and a unit provided on the road finishing machine to generate a dynamic compacting specification field based on thermographic geosignals with regard to at least one temperature image that exists behind the paving screed of the road finishing machine for at least one surface section of the newly installed road pavement layer. An information indication unit provided on the road finishing machine is configured to display at last one compacting message that is at least partially based on the compacting specification field to an operator of at least one compacting vehicle that follows behind the road finishing machine for compacting of the newly installed road pavement layer.

Measuring paving layer thickness by means of a road roller
10704211 · 2020-07-07 · ·

A self-propelled road roller comprising a machine frame, a drive unit; and a control device, wherein the self-propelled road roller comprises a tandem roller or a single-drum roller, to compact ground in a working direction; and wherein a sensor device for determining the thickness of a paved layer is provided, the sensor device comprising a height reference sensor and a distance sensor, the height reference sensor being configured to determine its height position in relation to a height reference, and the distance sensor being configured to determine the height position of the height reference sensor in relation to the ground, and that the control device is configured to ascertain the thickness of the paved layer from the measurements of the sensor device and a predetermined reference height.

Ground compactor and method for determining substrate properties using a ground compactor
10690579 · 2020-06-23 · ·

The present invention proposes a ground compactor with a ground compaction drum rotating about a rotation axis during compaction of a substrate, wherein the ground compaction drum includes a deformation sensor for detection of an elastic deformation of the ground compaction drum in order to determine a degree of stiffness of the substrate.

SYSTEM AND METHOD FOR GENERATING A PAVING MATERIAL MAP
20200190752 · 2020-06-18 · ·

A method includes determining a first temperature of paving material, determining a first location of a paving machine corresponding to the first temperature, determining a second temperature of the paving material, and determining a second location of the paving machine corresponding to the second temperature. The method also includes generating a paving material map based at least partly on the first and second temperatures, and the first and second locations. The method further includes causing at least part of the paving material map to be displayed. The displayed at least part of the paving material map including visual indicia indicating the first temperature and the second temperature.

Method for monitoring compaction process in road construction and road roller
10676879 · 2020-06-09 · ·

A method for monitoring the compaction process of an asphalt layer to be compacted in road construction is provided comprising the steps: detecting the edges limiting the hot asphalt layer transversely to the road pathway by means of a temperature sensor arranged on a road roller compacting the asphalt layer, and dividing the detected asphalt layer into at least two width segments across the road pathway, wherein the position of the road roller on the asphalt layer transversely to the road pathway is determined from the measurement of the temperature sensor and is assigned to one of the width segments, the working operation of the road roller on the width segment is quantified via an operating parameter and stored, and the quantified working operation for each width segment is displayed to the operator for at least one past working interval. A road roller for carrying out the method is also provided.

System and method for generating a paving material map
10669678 · 2020-06-02 · ·

A method includes determining a first temperature of paving material, determining a first location of a paving machine corresponding to the first temperature, determining a second temperature of the paving material, and determining a second location of the paving machine corresponding to the second temperature. The method also includes generating a paving material map based at least partly on the first and second temperatures, and the first and second locations. The method further includes causing at least part of the paving material map to be displayed. The displayed at least part of the paving material map including visual indicia indicating the first temperature and the second temperature.

Road finishing machine with compacting message display unit
10662595 · 2020-05-26 · ·

A road finishing machine comprising a paving screed for the production of a new road pavement layer of a paving material and a unit provided on the road finishing machine to generate a dynamic compacting specification field based on thermographic geosignals with regard to at least one temperature image that exists behind the paving screed of the road finishing machine for at least one surface section of the newly installed road pavement layer. An information indication unit provided on the road finishing machine is configured to display at last one compacting message that is at least partially based on the compacting specification field to an operator of at least one compacting vehicle that follows behind the road finishing machine for compacting of the newly installed road pavement layer.

CONTROLLING COMPACTOR TURNING RADIUS
20200114957 · 2020-04-16 · ·

A compactor can optionally include a steering system configured to direct the movement of the compactor, a temperature sensor configured to generate data indicative of a temperature of a material that forms a surface of the compacting area, and a controller coupled to the machine and communicatively coupled to the temperature sensor. The controller can be configured to: receive data indicative of the temperature of the material from the temperature sensor, determine if the temperature exceeds a first threshold temperature, and if the temperature of the compactor exceeds the first threshold temperature, control the steering system to limit a turning angle to a predetermined value such that a turning radius of the compactor is increased.

System and method for controlling reporting frequency

A method includes receiving first location information at a first reporting frequency, the first location information being generated by a location sensor and indicating a first location of a paving system component. The method also includes determining that a distance between a second location of the paving system component and a first geofence is less than or equal to a distance threshold. The method further includes controlling the location sensor to provide second location information at the first reporting frequency, and receiving third location information at the first reporting frequency. In such a method, the third location information indicates a third location of the paving system component. The method also includes determining that the third location is within the first geofence, and controlling the location sensor to provide fourth location information at a second reporting frequency greater than the first reporting frequency.

AUTONOMOUS COMPACTION TESTING SYSTEMS AND METHODS
20200025662 · 2020-01-23 · ·

An autonomous terrestrial compaction testing vehicle includes a compaction density meter coupled to the vehicle and a controller. The controller is communicatively connected to the compaction density meter and to a controller of a compactor machine that is compacting or has compacted an area of terrain. The controller is configured to autonomously control movement of the vehicle over the compacted area and control the compaction density meter to take a plurality of compaction density measurements ata plurality of locations of the compacted area.