Work vehicle
AssigneeKubota Corporation
InventorKohta Nakao
Life of this patent
Estimating the term…
Abstract
The work vehicle includes: an operation tool through which opening and closing of a throttle valve is operated in accordance with a swing angle of the operation tool; a cable connected to the throttle valve; a cam which is supported by the operation tool and swingable about a first shaft supported by the vehicle body in accordance with an operation amount of the operation tool; a curved face which is an outer face of the cam and includes an end part region and a remaining region, the end part region having a curvature smaller than a curvature of the remaining region; and a link member which is connected to the cable, brought into contact with the curved face of the cam, and swingable along the curved face about a second shaft supported by the vehicle body in accordance with sing of the cam.
Claims4
A work vehicle comprising:
- an engine in which an amount of intake air to be supplied thereto is adjusted by opening and closing of a throttle valve;
- an operation tool which is swingably supported by the vehicle body and through which opening and closing of the throttle valve is operated in accordance with a swing angle of the operation tool;
- a cable connected to the throttle valve;
- a cam which is supported by the operation tool and swingable about a first shaft supported by the vehicle body in accordance with an operation amount of the operation tool;
- a curved face which is an outer face of the cam and includes an end part region and a remaining region, the end part region having a curvature smaller than a curvature of the remaining region, and
- a link member which is connected to the cable, brought into contact with the curved face of the cam, and swingable along the curved face about a second shaft supported by the vehicle body in accordance with swing of the cam,
- wherein the cable is pulled in accordance with a swing amount of the link member, opening and closing of the throttle valve is adjusted in accordance with a pulled amount of the cable, and as a swing amount of the operation tool becomes larger, the link member swings farther along the curved face in a direction from the end part region to the remaining region.
Dependencies are inferred from the claim text.