Patent ID: 8186502

Claim:
A belt conveyor for an agricultural harvester comprising: a first conveyor having first and second ends ( 116 , 114 ) including a first conveyor belt ( 106 , 106 A) supported on first rollers ( 108 , 110 ) that are disposed between and are fixed to a first frame, the first frame comprising first and second side rails ( 102 , 104 ) and first cross members ( 324 , 338 ) joining the first and second side rails ( 102 , 104 ) together in a parallel and spaced apart relation; and a second conveyor ( 130 ) having first and second ends comprising a second conveyor belt ( 106 , 106 B) supported on second rollers ( 132 , 504 , 600 ) that are disposed between and are fixed to a second frame, the second frame comprising third and fourth side rails ( 120 , 122 ) and second cross members ( 374 , 378 ) joining the third and fourth side rails ( 120 , 122 ) together in a parallel and spaced apart relation; wherein the second frame is supported on and is disposed underneath the first frame such that material placed on the first conveyor belt ( 106 , 106 A) falls off the first conveyor belt ( 106 , 106 A) at the first end ( 116 ) of the first conveyor and is received on the second conveyor belt ( 106 , 106 B) and is conveyed on the second conveyor belt ( 106 , 1068 ) to the first end of the second conveyor, and further wherein the first, second, third and fourth side rails ( 102 , 104 , 120 , 122 ) are elongate aluminum extrusions, the first and third side rails ( 102 , 120 ) having first and third respective mating extruded profiles ( 341 , 347 ) to support the third side rail ( 120 ) on the first side rail ( 102 ) for relative sliding movement, and the second and fourth side rails ( 104 , 122 ) having second and fourth mating extruded profiles ( 341 , 347 ) to support the fourth side rail ( 122 ) on the second side rail ( 104 ) for relative sliding movement.