Drive arm assembly of a header of an agricultural harvester having an adjustable spherical knife head bearing
AssigneeCNH Industrial America LLC
InventorBlaine Noll
Life of this patent
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Abstract
A header for a combine harvester comprising a drive arm assembly, bearing assembly and knife head assembly is disclosed. The drive arm assembly includes a drive arm with a proximal end operatively connected to a drive mechanism for reciprocating motion therewith and a distal end opposite the proximal end. The bearing assembly is attachable to the distal end of the drive arm and includes an eccentric hub. The knife head assembly includes a knife head and a housing mounted to the knife head. The housing houses the bearing assembly.
Claims20
A header for a combine harvester comprising:
- a drive arm assembly including:
- a drive arm having:
- a proximal end operatively connected to a drive mechanism for reciprocating motion therewith, and
- a distal end opposite the proximal end, and
- a bearing assembly attachable to the distal end of the drive arm, the bearing assembly having an eccentric hub;
- and
- a knife head assembly including:
- a knife head, and
- a housing mounted to the knife head, wherein the housing houses the bearing assembly.
A drive arm assembly for a combine harvester comprising:
- a drive arm having:
- a proximal end for operative connection to a drive mechanism for reciprocating motion therewith, and
- a distal end opposite the proximal end;
- and
- a bearing assembly attachable to the distal end of the drive arm, the bearing assembly having an eccentric hub mounted within an annular bearing having a curved outer surface.
Dependencies are inferred from the claim text.