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US 10,342,177 B2Granted
Crop engaging element for a combine harvester separating rotor
AssigneeAGCO International GmbH
InventorThomas Mygind Bojsen
Life of this patent
Estimating the term…
Abstract
A separating rotor with a rotor tube for use on a combine harvester has a plurality of crop engaging finger elements. Each finger element is mounted to a respective finger support which is secured to the rotor tube. Each finger element has a planar body with a flared base portion which presents a leading edge to the crop material with a relatively shallow angle with respect to the tube.
Claims9
A separating rotor for a combine harvester comprising:
- a rotor tube;
- and
- a plurality of crop engaging finger elements, each finger element comprising a planar body having an upper body and a flared base portion, said flared base portion providing a widened base with a base edge, for contacting the rotor tube, wherein the widened base is wider than the upper portion, said planar body further comprising two long edges, each long edge having a respective flare angle between a part of the long edge associated with the upper body and a part of the long edge associated with the flared base portion, and wherein each flare angle is greater on one of said long edges than the flare angle on the other of said long edges, the one said long edge being a leading edge with respect to a general direction of crop conveyance, and wherein each finger element is mounted to a respective finger support which is secured to the rotor tube;
- wherein the part of the long edge of the leading edge associated with the flared base portion resides closer to a tangential plane which is tangential to the surface of the rotor tube than a radial plane of the rotor tube, wherein the tangential plane and the radial plane coincide with the widened base of the planar body.
1 more element
Dependencies are inferred from the claim text.