Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Construction or agricultural-type vehicle
Reexamination Certificate
2005-04-12
2005-04-12
Nguyen, Tan Q. (Department: 3661)
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
Construction or agricultural-type vehicle
C037S348000, C172S002000
Reexamination Certificate
active
06879899
ABSTRACT:
A method for controlling an automatic bucket control system during loading of a work implement of a work machine is disclosed. The method includes the steps of determining when the work implement engages a pile of material, initiating the automatic bucket control system in response to the work implement engaging the pile of material, determining a ground speed of the work machine, and generating a lift command based upon the ground speed. After fully engaging the material, the system may further adjust tilt commands and/or lift commands based upon a monitored crowd factor to control operation of the work implement.
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Caterpillar Inc
Finnegan Henderson Farabow Garrett & Dunner
Nguyen Tan Q.
Tran Dalena
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