Patent ID: 7585238

Claim:
A roller assembly for a belt drive system of an agricultural machine, the roller assembly comprising: a shaft; a roller rotatably mounted on the shaft; and adjustment means for adjusting the position of the shaft, wherein the adjustment means further comprises means for angular adjustment of the position of the shaft in two distinct directions, wherein the angular adjustment of the shaft is about a point adjacent a first side of the roller, wherein the adjustment means further comprises positioning means adjacent a second side of the roller, wherein the positioning means further comprises a bracket affixed to the shaft and at least one screw connection extending through the bracket for varying the position of the adjacent side of the shaft in a first of the two distinct directions, wherein the positioning means further comprises at least one further screw connection extending through the bracket for varying the position of the adjacent side of the shaft in a second of the two distinct directions, wherein at least one of the screw connections is inserted in a support adjacent the second side of the roller, the support being provided with means for at least one of direct and indirect connection to the chassis of the agricultural machine, wherein the roller assembly further comprises clamping means for clamping at least one end of the shaft in a fixed position relative to the support after adjusting the position of the shaft, wherein the clamping means further comprises a bolt extending at least one of through and into the shaft, the bolt extending at least one of through and into the support.