Earth working – Automatic power control
Patent
1998-12-02
2000-10-10
Will, Thomas B.
Earth working
Automatic power control
701 50, E02F 376
Patent
active
061291552
ABSTRACT:
A method and apparatus for controlling a plurality of hydraulic cylinders to control the movement of a work implement having multiple degrees of freedom. The method includes inputting a velocity command in a work implement frame of reference, determining a plurality of desired cylinder positions as a function of the velocity command, controllably moving at least one cylinder to move the work implement in at least one degree of freedom to a desired work implement position, and controllably moving at least one other cylinder to maintain the position of the work implement in at least one other degree of freedom.
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Caterpillar Inc.
Lundquist Steve D.
Mammen Nathan
Will Thomas B.
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