Agricultural harvester and header height control system

Details Agricultural harvester and header height control system Agricultural harvester and header height control system

2011-08-09

2011-08-09

Pezzuto, Robert E (Department: 3671)

Harvesters

Motorized harvester

With condition-responsive operation

Reexamination Certificate

active

07992369

ABSTRACT:
An agricultural harvester comprises an agricultural harvester vehicle and a harvesting head mounted on the vehicle, the header height control system including at least one sensor disposed to sense the height of the ground in the path of a drive wheel of the agricultural harvester vehicle, and a header height control system including an electronic circuit configured to lower the harvesting head as a wheel or wheels approach or engage a protrusion on the ground indicated by the sensor, and to raise the harvesting head as the wheels approach or engage a depression in the ground indicated by the sensor.

REFERENCES:
patent: 4414792 (1983-11-01), Bettencourt et al.
patent: 4573124 (1986-02-01), Seiferling
patent: 5155984 (1992-10-01), Sheehan
patent: 5794421 (1998-08-01), Maichle
patent: 6826894 (2004-12-01), Thiemann et al.

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