Patent ID: 7908838

Claim:
A self-propelled agricultural harvesting machine, comprising an agricultural front attachment which is positioned in front of the machine with respect to forward motion and supported via at least one carrier wheel which is in contact with a ground; a height-adjustable feeder housing for adjusting said agricultural front attachment; at least one lifting cylinder provided for height-adjustment of said feeder housing and configured so that a ground pressure of said at least one carrier wheel is controlled via application and release of pressure from said at least one lifting cylinder; and a control device controlling the ground pressure of said at least one carrier wheel on the ground that results when said front attachment assumes a non-working position and configured so that a pressure value of said lifting cylinder is controlled as a function of an axle load determined to be exerted on an axle selected from the group consisting of a drive axle, a steering axle, and both of the harvesting machine.