Asphalt finisher

EP4317582B1Active Publication Date: 2026-06-17SUMITOMO CONSTRUCTION MACHINERY
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Patent Information

Application Number
EP2022780819
Authority / Receiving Office
EP · EP
Patent Type
Patents
Current Assignee / Owner
Priority Date
2021-03-30
Filing Date
2022-03-28
Publication Date
2026-06-17
Estimated Expiration
2042-03-28

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Abstract

Provided is a technique capable of suppressing damage to a roadbed during construction of asphalt pavement. An asphalt finisher 100 includes a tractor 1, a hopper 2 installed on a front side of the tractor 1, and that receives a paving material, a conveyor CV that conveys the paving material in the hopper 2 to a rear side of the tractor 1, a screw SC that spreads out the paving material conveyed by the conveyor CV on the rear side of the tractor 1, a screed 3 that spreads and levels the paving material spread out by the screw SC on a rear side of the screw SC, and a controller 50 (front wheel driving force control unit 50B) that controls a driving force of a front wheel 6 of the tractor 1 based on a weight of the paving material in the hopper 2.
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Citation Information

Patent Citations

  • Asphalt finisher

    JP2020063650A