Patent ID: 7752960

Claim:
A baler for compressing material into bales, the baler comprising a cylindrical baling chamber configured to receive the material, the baling chamber formed by a pair of end plates establishing opposite, longitudinal end faces of the baling chamber; and a driven endless belt guided by a plurality of rollers, the endless belt extending adjacent to the end plates and establishing a cylindrical outer periphery of the baling chamber, wherein the plurality of rollers includes a tilt roller pair including a distal tilt roller and a proximal tilt roller, wherein said distal tilt roller is adapted to pivot into and out of contact with said cylindrical outer periphery of the baling chamber, thereby pushing the endless belt riding against said distal tilt roller into and out of contact with the material in the baling chamber, and wherein said proximal tilt roller is adapted to remain in contact with said cylindrical outer periphery of the baling chamber; and a driven roller, where a material entry path into the baling chamber is formed between the tilt roller pair and the driven roller, wherein said material entry path is adapted to have a first width upon commencement of bale formation and a second width upon bale completion, and wherein said first width is greater than said second width.