Patent 8666550 was granted and assigned to DEERE & COMPANY on March, 2014 by the United States Patent and Trademark Office.
An apparatus comprises a vehicle, a sensing unit, and a control unit. The vehicle is movable in a path and has a first number of cutting elements. The sensing unit detects an obstacle in the path. The control unit is connected to the first number of cutting elements and is configured to autonomously adjust a height of a second number of cutting elements of the first number of cutting elements in response to the sensing unit detecting the obstacle in the path.