Abstract: A concave for a combine harvester is disclosed having a first side support member and a second side support member, and a threshing bar secured to the first and second side support members, wherein the threshing bar is at a non-perpendicular angle relative to the first and second side support members. The threshing bar may be disposed between the first and second side support members.

Abstract: A threshing concave assembly is disclosed having a threshing concave bar wherein the threshing bar is comprised of two threshing surfaces having a dihedral angle relationship relative to each other. In addition, in another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about 130% greater surface area than its adjacent surface face. Alternatively, one surface face of the threshing bar can be 1.3× wider than its adjacent surface face. In another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about a 170% greater surface area than its adjacent surface face.

Abstract: A threshing concave assembly is disclosed having a threshing concave bar wherein the threshing bar is comprised of two threshing surfaces having a dihedral angle relationship relative to each other. In addition, in another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about 130% greater surface area than its adjacent surface face. Alternatively, one surface face of the threshing bar can be 1.3x wider than its adjacent surface face. In another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about a 170% greater surface area than its adjacent surface face.

Abstract: A dynamically operated concave threshing bar system, method, and apparatus is disclosed wherein one or more threshing bars within a concave can dynamically move to various positions in real-time based on one or more conditions such as the type crop being harvested and on a determination by a combine harvester's computerized system, artificial intelligence (AI) system, or upon the operators input, among others. The concave can include a concave frame having a pair of arcuate side members, a threshing bar, and an actuator coupled to the threshing bar, wherein the actuator can be configured to move the threshing bar along the arcuate side members of the concave frame.

Abstract: A threshing concave frame assembly for crop separating operations in a combine harvester is disclosed. In one exemplary embodiment, the concave frame includes a first side member and a second side member opposing each other, wherein the first and second side members each have an interior surface and exterior surface. In addition, a crop threshing bar member is disposed between the interior surface of the first side and second side members of the concave frame. In particular, the crop threshing bar member includes a first end and a second end, wherein the first and second ends are secured to the interior surface of the first and second side members of the concave frame.

Abstract: A threshing concave assembly is disclosed having a threshing concave bar wherein the threshing bar is comprised of two threshing surfaces having a dihedral angle relationship relative to each other. In addition, in another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about 130% greater surface area than its adjacent surface face. Alternatively, one surface face of the threshing bar can be 1.3x wider than its adjacent surface face. In another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about a 170% greater surface area than its adjacent surface face.

Abstract: A dynamically operated concave threshing bar system, method, and apparatus wherein one or more threshing bars within a concave can dynamically move to various positions in real-time based on one or more conditions such as the type crop being harvested and on a determination by a combine harvester's computerized system, artificial intelligence (AI) system, or upon the operators input, among others. The concave can include a concave frame having a pair of arcuate side members, a threshing bar, and an actuator coupled to the threshing bar, wherein the actuator can be configured to move the threshing bar along the arcuate side members of the concave frame.

Abstract: A concave separator or concave separation grate assembly and configuration for separating operations of a combine harvester is disclosed having integrated, interchangeable, and removable finger-like like configurations and assortments that can allow full separation of crop material from chaff, straw, vines and the like, thereby increasing grain separating capacity in a combine, improved breaking up the chaff-grain material, among other advantages. The separator grate assembly can include a bracket or grate member, and a plurality of first protruding members secured to the bracket member and having a first configuration, the first protruding member having a proximal end and a distal end. The first protruding members can include an elevation or angle relative to a horizontal plane when secured to the bracket member, and wherein each of the plurality of first protruding members can be equally spaced apart from each other when secured the bracket member.

Abstract: A threshing concave frame assembly for crop separating operations in a combine harvester is disclosed. In one exemplary embodiment, the concave frame includes a first side member and a second side member opposing each other, wherein the first and second side members each have an interior surface and exterior surface. In addition, an elongated threshing bar member is disposed between the interior surface of the first side and second side members of the concave frame. In particular, the elongated threshing bar member includes a first end and a second end, wherein the first and second ends are secured to the interior surface of the first and second side members of the concave frame.

Abstract: A threshing concave assembly is disclosed having a threshing concave bar wherein the threshing bar is comprised of two threshing surfaces having a dihedral angle relationship relative to each other. In addition, in another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about 130% greater surface area than its adjacent surface face. Alternatively, one surface face of the threshing bar can be 1.3x wider than its adjacent surface face. In another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about a 170% greater surface area than its adjacent surface face.

Abstract: A threshing concave frame assembly for crop separating operations in a combine harvester is disclosed. In one exemplary embodiment, the concave frame includes a first side member and a second side member opposing each other, wherein the first and second side members each have an interior surface and exterior surface. In addition, an elongated threshing bar member is disposed between the interior surface of the first side and second side members of the concave frame. In particular, the elongated threshing bar member includes a first end and a second end, wherein the first and second ends are secured to the interior surface of the first and second side members of the concave frame.

Abstract: A threshing concave frame assembly for crop separating operations in a combine harvester is disclosed. In one exemplary embodiment, the concave frame includes a first side member and a second side member opposing each other, wherein the first and second side members each have an interior surface and exterior surface. In addition, an elongated threshing bar member is disposed between the interior surface of the first side and second side members of the concave frame. In particular, the elongated threshing bar member includes a first end and a second end, wherein the first and second ends are secured to the interior surface of the first and second side members of the concave frame.

Abstract: A concave grate, concave bar, or concave rod assembly and configuration for threshing operations of a combine harvester is disclosed having concave bars or rods configured at various angles and positions such that they maximize threshing throughput. T concave bar assembly can include an elongated bar having a semi-cylindrical or partially round configuration. Further, the elongated bar can include a partial cut-out, notch, or channel longitudinally extending the length of the elongated bar, and wherein the elongated bar can be configured to be secured to a concave of the combine harvester. Here, the partial cut-out, notch, or channel further can include a first sloped or raised surface. Further, the first sloped or raised surface can be configured to make contact with one or more grains of a crop material, thereby effectively and efficiently separating the the one or more grains from the crop material.

Abstract: A harvesting combine having a feeder house drum assembly is provided herein, wherein the feeder house drum may include a sweep assembly that provides sufficient grasp upon the crops without having a damaging effect, wherein the crop throughput is improved while reducing damage to the crop. Coupling to receive the crop bearing grain from a conveyor, the sweep assembly may comprise either a panel or brush assembly coupled to a respective one of a plurality of paddle anchors that couple to the feeder house drum. In particular, each brush assembly may include at least one row of finger members coupled to a brush base, wherein the finger members may be arranged in tufts and received in stepped openings through the brush base. The finger members may include at least one row of straight or curved brush bristles; or at least one row of curved elongated fingers.