Electronic coordinated control for a two-axis work implement

Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Construction or agricultural-type vehicle

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Details

G06F 1900

Patent

active

061156604

ABSTRACT:
A loader of the type controlled with an electronic digital controller is disclosed herein. The loader may include conventional mechanical component. However, the hydraulic valve is electronically controlled to provide improved motion control. In particular, the operator controls the loader with a two-axis joystick. When the joystick is moved left or right, the bucket is rolled at a speed proportional to the rate of change of the joystick position and independent of the loader arms. When the joystick is moved forward or backwards, the loader arms of the bucket are raised or lowered. When the joystick is only moved forward or backward with substantially no component of motion left or right, the controller rolls the bucket to maintain a substantially constant angle between the bucket and the surface upon which the loader is operating.

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