Method and apparatus for controlling a hitch system on a work ma

Details Method and apparatus for controlling a hitch system on a work ma Method and apparatus for controlling a hitch system on a work ma

1999-09-10

2000-09-19

Pezzuto, Robert E.

Earth working

Automatic power control

Draft responsive

701 50, A01B 63112

Patent

active

061197866

ABSTRACT:
A method and apparatus for controlling a hitch system on a work machine, the hitch system having a work implement attached. The method and apparatus includes determining at least one force applied to at least one of the work machine and the work implement, determining at least one distance from a predetermined point on the hitch system to a desired at least one point on at least one of the work machine and the work implement, calculating at least one moment for at least one of the work machine and the work implement, responsively determining a desired pressure to apply to a powered linear actuator located on the hitch system to obtain a desired load distribution point on the work machine, and applying the desired pressure to the powered linear actuator.

REFERENCES:
patent: 3825072 (1974-07-01), Collins
patent: 4173259 (1979-11-01), Heckenkamp
patent: 4518044 (1985-05-01), Weigardt et al.
patent: 5421416 (1995-06-01), Orbach et al.
patent: 5469921 (1995-11-01), Orbach et al.
patent: 5472056 (1995-12-01), Orbach
patent: 5682954 (1997-11-01), Burns

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