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US 2022/0034048 A1Published application
Switching assembly for an electric screed heating device of a road paver
AssigneeJoseph Voegele AG
InventorsMichael HEINDTEL, Achim EUL
Life of this patent
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AssigneeJoseph Voegele AG
InventorsMichael HEINDTEL, Achim EUL
Estimating the term…
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.
A road paver, comprising:
A method for heating a paving screed of a road paver, comprising:
A method for heating a paving screed of a road paver, the method comprising using two alternately switched switching devices in an electric switching assembly for supplying electric power to an electric heating device on the paving screed of the road paver to reduce a risk of overheating of the electric switching assembly.
Dependencies are inferred from the claim text.