Grain tank cover for an agricultural harvester
AssigneeCNH America LLC
InventorsMarc E. Ramon, Marc R. M. Jonckheere, Frank R. G. Duquesne
Life of this patent
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Abstract
A grain tank of an agricultural harvester having a top formed with an opening is provided. A cover overlies the opening, and a lifting mechanism is provided for raising the cover to an elevated position. Side panels extend between the cover and the top of the grain tank when the cover is in the elevated position to provide an enclosed extension volume that increases the storage capacity of the grain tank. At least two of the side panels are rigidly and permanently connected to the cover.
Claims16
A grain tank of an agricultural harvester, comprising:
- a top formed with an opening;
- a cover overlying the opening;
- a lifting mechanism for raising the cover to an elevated position;
- a plurality of side panels that extend between the cover and the top of the grain tank when the cover is in the elevated position to provide an enclosed extension volume that increases the storage capacity of the grain tank, wherein at least two of the side panels are rigidly and permanently connected to the cover, wherein,
- one of the at least two side panels overlies an obstruction within the grain tank, wherein the one of the at least two side panels is formed with a cut-out within which the obstruction is accommodated in the lowered position of the cover.
A grain tank of an agricultural harvester having a top formed with an opening, a cover overlying the opening, a lifting mechanism for raising the cover to an elevated position and a plurality of side panels that extend between the cover and the top of the grain tank when the cover is in the elevated position to provide an enclosed extension volume that increases the storage capacity of the grain tank, wherein the lifting mechanism comprises legs which depend from the cover each leg being pivotally connected to a respective arm that is rotatably mounted in the grain tank, the arms being connected to rotate in unison, wherein at least one of the side panels overlies an obstruction within the grain tank, and wherein the at least one side panel is formed with a cut-out within which the obstruction is accommodated in the lowered position of the cover.
Dependencies are inferred from the claim text.