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US 2026/0145734 A1Published application
Asphalt finisher
AssigneeSumitomo Construction Machinery Co., Ltd.
InventorManabu GOIO
Life of this patent
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Abstract
An asphalt finisher is provided and includes a plurality of wheels including a steered wheel; a steering cylinder configured to adjust a steered angle of the steered wheel; a hydraulic pump configured to supply hydraulic oil to the steering cylinder; a proportional control valve disposed between the hydraulic pump and the steering cylinder, and configured to control a flow rate and a direction of the hydraulic oil supplied to the steering cylinder; and a controller configured to control the proportional control valve to control the steered angle.
Claims4
An asphalt finisher, comprising:
- a plurality of wheels including a steered wheel;
- a steering cylinder configured to adjust a steered angle of the steered wheel;
- a hydraulic pump configured to supply hydraulic oil to the steering cylinder;
- a proportional control valve disposed between the hydraulic pump and the steering cylinder, and configured to control a flow rate and a direction of the hydraulic oil supplied to the steering cylinder;
- and
- a controller including a memory and a processor coupled to the memory, the controller being configured to control the proportional control valve to control the steered angle.
3 more elements
Dependencies are inferred from the claim text.