Abstract: Described is a separation apparatus for a harvester, for separating berries from other plant matter from harvested plant material, the apparatus comprising a conveyor system that defines a first separation system, a second separation system located at least partially above the first separation system comprising an array of rotatable rollers to convey harvested plant material in an upstream to downstream direction, the rollers spaced apart to provide a plurality of openings permitting the transit of separated berries through the berries while preventing the transit of other plant matter, a third separation system in the form of a de-stemming unit downstream of the second separation system, a plant matter distribution system, for distributing plant matter away from the collection apparatus, wherein berries pass through any one or more of the first, second and third separation systems for collection in the collection unit.

Abstract: A cam wheel for accommodating a cam belt has a hub plate for mounting on a shaft and a plurality of cylindrical bolts including belt support areas for accommodating the cam belt. The cylindrical bolts are attached to the hub plate such that gaps are formed between the cylindrical bolts for accommodating cams of the cam belt in a positive locking manner. At a first end of the respective cylindrical bolts a shaft is formed which is inserted into an opening in the hub plate. The shaft is reshaped at its end to form a closing head in such a manner that the hub plate is clamped in between the closing head and a shoulder is formed between the shaft and the belt area support.

Abstract: An unloading system for a harvester is described as including a crop delivery apparatus, an unloading structure and a belt. The crop delivery apparatus defines an outlet and is configured and positioned to propel a flow of crop material through the outlet such that a least a portion of the crop material is deposited onto the belt. The unloading structure is configured to receive the crop material from the crop delivery apparatus and has a structure including a conveyor tube portion extending along a longitudinal axis, the conveyor tube portion defining a passage therethrough having an open intake end. The belt extends from the intake end through the passage for transporting the crop material through the conveyor tube portion. A projection of the longitudinal axis of the conveyor tube portion of the unloading structure passes through an internal cross-sectional area defined by the outlet of the crop delivery apparatus.

Abstract: A feederhouse conveyor system for an agricultural harvesting machine is provided. The feederhouse conveyor system includes a power transmitting system. The power transmitting system includes first rollers, second rollers, and power transmitting bands. The power transmitting bands are configured to each transmit power between each of the first rollers and the second rollers. The feederhouse conveyor system also includes rigid cross members, configured to each attach near each end to at least one of the power transmitting bands, and flexible cross members configured to each attach near each end to at least one of the power transmitting bands. The centerlines which extend through the rigid cross members and the flexible cross members are parallel. The mat attaches to the flexible cross members by a pocket in the mat through which the flexible cross members extend.

Abstract: In one embodiment, a method implemented in an agricultural machine harvesting alfalfa plants, the method comprising: receiving, in real time, input corresponding to a plurality of sensed parameters corresponding to alfalfa plant height and cut alfalfa volume; associating the cut alfalfa volume to an alfalfa stem diameter; and automatically determining a feed quality value for the alfalfa plants based on the sensed alfalfa plant height and the alfalfa stem diameter.

Abstract: A header of an agricultural harvester for the transport of a flow of crop from a header to a combine feeder house. The header includes a frame having a floor, a conveyor assembly, and a drive mechanism. The conveyor assembly is mounted above the floor to urge a flow of crop material during harvesting operations, and the drive mechanism operatively connects to the conveyor assembly to drive movement of the conveyor assembly. The drive mechanism includes a drive motor mounted to the frame beneath the floor about a medial section of the header.

Abstract: A composite discharge spout portion for a discharge spout for a forage harvester defines at least a portion of a path for crop materials. The spout portion may include a proximal end, a distal end, an upper wall and a pair of side walls extending between the proximal end and distal end. The side walls depend from the upper wall, and the top and side walls have opposite major faces and edges. A spine may be integrated into each of the side walls and extends between the proximal and distal ends, with each of the spines forming a tubular structure on either side of the spout portion. The upper wall, the side walls and the spines may be integrally formed of a composite material.

Abstract: A system and method for discharging material from a chute on a farm implement into a container or bin such that the discharged material is evenly distributed in the container or bin. The system and method includes a farm implement with a bin for holding material, a conveyor for discharging material from the bin and a chute at the end of the conveyor for directing the material discharged from the conveyor. The chute may be moved into a plurality of positions based on sensor outputs to facilitate the even distribution of material in the container or bin receiving the discharged material.

Abstract: An agricultural combine unloader assembly includes an unloader tube having an internal passage in fluid communication with a discharge outlet at an end of the unloader tube. A door is mounted adjacent the discharge outlet for covering the discharge outlet. The door is moveable between an open position uncovering the discharge outlet and a closed position at least partially covering the discharge outlet. In the open position, the door is positioned below a flow path of grain to be discharged through the discharge outlet. A catch is mounted adjacent the door. The catch includes a housing having an open end adjacent a first end of the door and a closed end adjacent a second end of the door opposite the first end. The catch is operatively connected to the door and movable between a first position and a second position.

Abstract: An inclined conveyor for a combine harvester has at least two endless traction elements (drive elements) which extend in parallel to one another and which are interconnected by carrier bars. The carrier bars are situated transversely with respect to the conveying direction. The inclined conveyor is configured so that the load on the drive element is reduced due to the low weight of the carrier bars and a lower conveying speed. The carrier bars on the conveyor have at least two rods situated one on top of the other, have a circular cross section, and are fastened to the drive element as individual rods.

Abstract: An inclined conveyor for a combine harvester has two drive elements which define a conveying direction and revolve in a conveying duct. Conveying duct is divided into an overshot return duct and an undershot conveying duct by a separating element situated between the upper run and the lower run of the drive element. Drive element is interconnected by carriers situated transversely with respect to conveying direction that convey harvested crop in undershot conveying duct. The difference in speed between the carrier bars and harvested crop stream is eliminated, and at least reduced, by additional acceleration of harvested crop stream. Carrier bars serve as carriers, and as acceleration elements for the harvested crop. That is because the cross section of each of the carrier bars viewed in conveying direction, occupies at least 30% of the smallest internal cross section of undershot conveying duct.

Abstract: A feed system for a biomass collection device uses a conveyor for dropping a flow comprising a mixture of denser or heavier biomass to be collected such as cobs, and less dense or lighter biomass residue such as leaf trash, through a space, and rotary feed apparatus below for receiving the flow, operable for propelling the received flow into a collection device, in combination with a fan configured and operable for directing a flow of air along a second path intersecting the first path in a manner to divert at least a substantial portion of the less dense or lighter biomass residue away from the feed apparatus, while allowing substantially all of the denser or heavier biomass to continue along the first path to the feed apparatus for feeding into the collection device. Distribution apparatus along the second path can then be used to spread the diverted biomass.

Abstract: A driver assistance system for an agricultural working machine includes at least one control/regulating unit designed to adjust and monitor working parameters, quality parameters or both, of the agricultural working machine in an automatable manner based on use of a family of characteristics stored in the control/regulating unit. A selectable process implementation strategy is specified in order to automatically monitor or adjust at least one working parameter or quality parameter or both of the agricultural working machine. The driver assistance system suggests that the process implementation strategy be changed at least when the specified setpoint value of one or more of the quality parameters cannot be reached within the preselected process implementation strategy.

Abstract: A granular material stirring apparatus for breaking up clumps of a granular material in an interior of a storage bin comprises a base assembly for resting on a floor of the bin, an agitation rotor rotatably mounted on the base assembly, and a rotation device connected to the rotatable agitation rotor to cause the agitation rotor to rotate with respect to the base assembly. The agitation rotor may include a central member rotatable about a substantially horizontal axis and a plurality of stirrer members extending substantially radially outwardly from the central member to rotate about the substantially horizontal axis.

Abstract: A combine harvester having a crop processing mechanism and an elevator assembly is provided. The elevator assembly conveys harvested crop to the crop processing mechanism. The elevator assembly includes an elevator housing, an endless conveyor mounted for rotation within the elevator housing about a shaft, and a sprocket stripper mounted adjacent the shaft. The sprocket stripper includes a beveled or tapered edge.

Abstract: An unload tube for a combine include an upright lift portion arranged to lift grain therethrough from the onboard grain storage bin and a transfer portion connected to the lift portion by an elbow portion so as to receive grain therefrom. The transfer portion is formed from several sections coupled in series with one another for relative movement between an extended position and a retracted position in which the transfer portion is reduced in length relative to the extended position. The elbow portion is also movable relative to the onboard grain storage bin in the retracted position of the transfer portion between a working position supporting the transfer portion above the upper hopper portion of onboard storage bin and a storage position in which the transfer portion and the elbow portion are lowered downwardly in height relative to the working position.

Abstract: A harvester is provided comprising a vessel for securing a crop therein and a crop delivery system. The crop delivery system has a first tube with a first angled orientation, a first end and an opposed second end, the first tube being configured to receive the crop from the vessel at the first end. A continuous belt is provided having a receiving region in close proximity to the first end of the first tube. A portion of the belt operable to carry the crop from the receiving region is structurally supported by and substantially covered by the first tube, while a portion of the belt operable to return to the receiving region after delivering the crop passes beneath the first tube.

Abstract: An unload auger assembly for a combine harvester includes a drive coupler configured between adjacent first and second auger segments. The coupler includes a driver component and associated driver cog coupled to the first auger segment. A driven component and associated driven cog is coupled to the second auger segment. The driven cog is rotationally engaged by the driver cog to transmit rotational drive from the first auger segment to the second auger segment. A friction clutch is configured in-line between the driver component and driven component and rotationally couples the driver component to the driven up to a release torque value wherein the friction clutch disengages the driver component from the driven component.

Abstract: A grain conveyor for a combine harvester capable of increasing capacity and reducing component wear is disclosed. The grain conveyor includes a grain elevator, a transition chamber and an auger assembly. The grain elevator has an inlet for receiving a flow of grain. The transition chamber includes an inlet and an outlet in fluid communication with the transition chamber inlet and the grain elevator inlet. The transition chamber outlet has an asymmetric non-circular opening larger than the non-cylindrical opening of the transition chamber inlet. The auger assembly is operatively connected to the transition chamber and includes an inlet for receiving a flow of grain and an outlet in fluid communication with the transition chamber inlet.

Abstract: A harvesting system includes a self-propelled harvesting machine and a drivable collecting container equipped with a drive unit, which can be positioned relative to the harvesting machine and moved in parallel therewith. Crop is fed directly or indirectly to the collecting container during harvesting operation from the harvesting machine using a feed pipe equipped with an outlet chute. The collecting container is equipped with a device for loading it with crop in a uniform manner. The collecting container is moved in a constant position relative to the harvesting machine by way of a control device while the crop is being conveyed. The collecting container is preferably a filling device, by way of which uniform distribution of the crop in the collecting container (8) can be attained.

Abstract: A grain conveyor for a combine harvester capable of increasing capacity and reducing component wear is disclosed. The grain conveyor includes a grain elevator, a transition chamber and an auger assembly. The grain elevator has an inlet for receiving a flow of grain. The transition chamber includes an inlet and an outlet in fluid communication with the transition chamber inlet and the grain elevator inlet. The transition chamber outlet has an asymmetric non-circular opening larger than the non-cylindrical opening of the transition chamber inlet. The auger assembly is operatively connected to the transition chamber and includes an inlet for receiving a flow of grain and an outlet in fluid communication with the transition chamber inlet.

Abstract: A bubble up auger for conveying crop material on an agricultural combine is provided. The bubble up auger includes a tubular housing, a screw auger and a baffle. The tubular housing includes an inlet opening having a first width end adjacent a first end of the tubular housing and a second width end opposite the first width end. The baffle extends from the inlet opening, outwardly from the central longitudinal axis of the tubular housing and towards the first end of the tubular housing.

Abstract: An inclined conveyor assembly (20) for a combine harvester (10) comprises a housing (62) on whose rear end an upper conveyor roller (64) is supported such that it can rotate, a lower conveyor roller (90) positioned on the front end of the housing (62); an extendible, endless conveyor element (82) circulating around the lower conveyor roller (90) and around the upper conveyor roller (64), with carriers (84) and a pendulum plate (78), which is hinged on the front end of the housing (62) and which can swivel around a pendulum axle (76), on which a harvesting attachment (18) can be affixed. Below the endless conveyor element (82), there is a flexible bottom element (100), which is coupled with the pendulum plate (78) on its front end, and with the housing (62) of the inclined conveyor assembly (20) on its rear end.

Abstract: An agricultural combine with a plurality of grain tanks and an unloader system for unloading grain harvested by the combine. The unloader system has an unloader tube, a sensor and a controller. The unloader tube includes an interior passageway with a conveyor inside the interior passageway for moving the grain through the unloader tube and at least two discharge assemblies on the unloader tube for discharging grain traveling through the unloader tube to one of the plurality of grain tanks. The sensor is used for sensing an attribute of the grain that is to be unloaded through the unloader tube. The controller is operatively connected to and in communication with the unloader system and sensor so as to discharge the grain from the unloader tube through one of the at least two discharge assemblies based upon the attribute detected by the sensor.

Abstract: A combine harvester unloading system is provided in which an unloading auger (20) is swingable between a stowed position and an unloading position around an upright pivot axis disposed at one end of the auger. A pivotally mounted auger support cradle (26) is moveable between a reception position to engage the underside of the auger when transitioning into the stowed position and a supporting position under the auger when in the stowed position.

Abstract: A motorized conveyor for moving a flow of harvest coming from a fruit harvesting machine, said conveyor comprising a plurality of rollers spaced longitudinally, said rollers being driven in rotation to move the flow of harvest on said rollers in a longitudinal direction between upstream and downstream transverse axes, each roller having a surface of revolution comprising grooves that extend transversely and continuously over its entire length, so as to enable transverse routing of said flow of harvest while it is being conveyed.

Abstract: An agricultural combine with a plurality of grain tanks and an unloader system for unloading grain harvested by the combine. The unloader system has an unloader tube, a sensor and a controller. The unloader tube includes an interior passageway with a conveyor inside the interior passageway for moving the grain through the unloader tube and at least two discharge assemblies on the unloader tube for discharging grain traveling through the unloader tube to one of the plurality of grain tanks. The sensor is used for sensing an attribute of the grain that is to be unloaded through the unloader tube. The controller is operatively connected to and in communication with the unloader system and sensor so as to discharge the grain from the unloader tube through one of the at least two discharge assemblies based upon the attribute detected by the sensor.

Abstract: An agricultural combine unloader assembly is disclosed. The assembly includes an unloader tube having an internal passage in fluid communication with a discharge outlet at an end of the unloader tube. A door is mounted adjacent the discharge outlet for covering the discharge outlet. The door is moveable between an open position uncovering the discharge outlet and a closed position at least partially covering the discharge outlet. In the open position, the door is positioned below a flow path of grain to be discharged through the discharge outlet. A catch is mounted adjacent the door. The catch includes a housing having an open end adjacent a first end of the door and a closed end adjacent a second end of the door opposite the first end. The catch is operatively connected to the door and movable between a first position and a second position.

Abstract: An unloading conveyor arrangement for an agricultural machine includes a conveyor having a discharge end, and a spout arrangement at the discharge end of the conveyor. The spout arrangement includes a spout which is connected to the discharge end and movable relative to the conveyor. The spout and the discharge end have an interspatial gap therebetween. The spout arrangement further includes a seal which is attached to the conveyor and/or the spout and extends across the interspatial gap.

Abstract: An agricultural harvesting machine includes a working assembly for processing a crop flow and a discharge accelerator for the processed crop that is designed as a unit to be installed in its entirety into an operating position (PB) downstream of the working assembly in the flow path of the crop stream. The discharge accelerator unit is readily deinstalled from an operating position (P1).

Abstract: An unload auger assembly for a combine harvester includes a drive coupler configured between adjacent first and second auger segments. The coupler includes a driver component and associated driver cog coupled to the first auger segment. A driven component and associated driven cog is coupled to the second auger segment. The driven cog is rotationally engaged by the driver cog to transmit rotational drive from the first auger segment to the second auger segment. A friction clutch is configured in-line between the driver component and driven component and rotationally couples the driver component to the driven up to a release torque value wherein the friction clutch disengages the driver component from the driven component.

Abstract: An auger assembly for a combine harvester includes an auger trough having side walls with a length so as to extend laterally between opposed side sheets. Guide tracks are configured along bottom edges of the side walls. A flexible bottom cover member is slidably engaged within the guide tracks. The cover member is removably attached to the side walls by being slid into and out of the guide tracks from a longitudinal end of the side walls outboard of the side sheets for an auger clean-out procedure.

Abstract: A stereo imaging device on a propelled portion of the receiving vehicle collects image data. A container identification module identifies a container perimeter of a storage portion in the collected image data. A spout identification module is adapted to identify a spout of the harvesting vehicle in the collected image data. An alignment module is adapted to determine the relative position of the spout and the container perimeter and to generate command data to the propelled portion to steer the storage portion in cooperative alignment such that the spout is aligned within a central zone or target zone of the container perimeter. A steering controller is associated with a steering system of the propelled portion for steering the receiving vehicle in accordance with the cooperative alignment.

Abstract: A harvester (1), and in particular a forage harvester, has an engine and machinery housing (2) and a discharge chute (10) which is mounted to be movable at a discharge opening (9) from the engine and machinery housing (2). The discharge opening (9) is able to be adjusted in height at the engine and machinery housing (2).

Abstract: In some embodiments, a system for removing plant material from harvested crops includes a pinch roller conveyor including pairs of rotatable pinch rollers whose longitudinal axes are aligned with a length of the conveyor, the pinch rollers forming nips in which plant material can be caught and pulled down through the conveyor as the pinch rollers rotate, wherein first ends of the pinch rollers are laterally displaceable so that the pinch rollers can laterally separate from each other to facilitate passage of plant material.

Abstract: An agricultural work machine for performing harvesting operations. The agricultural work machine includes a support structure. An unloading system is coupled to the support structure and is configured to transport an agricultural product received from a hopper to an off-machine location. The unloading system includes a transfer assembly having a discharge chute. A positioning system is configured to adjust at least one of an elevation, a length and a rotational position of the transfer assembly to position the discharge chute. A control system is configured to automatically locate the discharge chute from a stowed position to a desired unload position of a plurality of preset unload positions upon receiving an operator input via an operator input device.

Abstract: A grain tank on a crop harvester includes a belted conveyor floor for moving grain in the grain tank toward an opening through which the grain tank is emptied. A sensor determines when the grain has depleted the tank to a substantially low level and activates the floor to remove the remainder of the grain material. A flexible strip between the active floor and the sidewalls of the grain container ensure that grain loss is minimized, if not eliminated. The active floor may be provided in an belt in which the driven side has a lower friction material so as to improve belt life.

Abstract: A combine harvester unloading system is provided in which an unloading auger (20) is swingable between a stowed position and an unloading position around an upright pivot axis disposed at one end of the auger. A pivotally mounted auger support cradle (26) is moveable between a reception position to engage the underside of the auger when transitioning into the stowed position and a supporting position under the auger when in the stowed position.

Abstract: A biomass conveying and distributing system for separating and distributing lighter biomass residue from heavier or denser biomass, utilizing available air flow from the cleaning system of the harvester. The harvester will discharge a flow of heavier or denser biomass with an airborne flow of lighter biomass residue. The system includes a conveyor for receiving and conveying the heavier or denser biomass, and residue distributing apparatus disposed above the conveyor in a path of at least a portion of the airborne flow of lighter residue, including at least one deflector configured and operable for redirecting the airborne flow sidewardly away from the conveyor, above a passage through which the conveyor passes carrying the heavier biomass away from the harvester.

Abstract: An adjustable conveyor assembly attachable to a harvesting combine includes a pair of telescoping conveyor sections providing a length adjustable conveyor for the conveyance of harvested materials being unloaded from a combine bin. The conveyors include a hydraulically motorized extension and conveyor belt drive as well as associated user controls. The conveyor is controlled by a control module located within the combine cab which provides user interface and programmable functions.

Abstract: An agricultural combine unloader extension is provided that can be used to extend the reach of conventional unloader tubes and for preventing the loss of crop material residing within the unloader tube from falling out and becoming waste. The unloader extension is hingedly connected to the unloader tube, wherein a drive mechanism is configured to rotate the unloader extension about a vertical axis from a discharging position to a closed or storage position.

Abstract: A grain transfer control system, and method of use thereof, for automatedly controlling the transfer of grain from a mobile transferor-type vehicle, such as a combine harvester, to a mobile transferee-type vehicle, such as a crop transport, by varying the position and speed of the transferor-type and transferee-type vehicles relative to one another during the transfer operation, especially by varying the position and rate of walk of the discharge spout along at least a portion of the length of a grain holding receptacle of the transferee-type vehicle, to effect a generally even fill of the grain holding receptacle of the transferee-type vehicle along the length of the grain holding receptacle.

Abstract: A combine harvester for separating grain from trash is attached to a towable baling apparatus for converting trash into compacted bales, by a conveyor, a forward end of the conveyor being pivotally attached to the combine harvester proximate the rear such that a trash outlet of the combine is disposed above the trash inlet of the conveyor. The rear end of the conveyor is attached to the baling apparatus in a way that causes a large percentage of the trash from the combine harvester trash outlet to enter the baling apparatus inlet without ever touching the ground. The conveyor is supported from the rear of the combine harvester by a towbar which is fixed to the chassis proximate the support for the forward and rearward set of ground wheels. A nozzle is provided to spray water onto the crop before it enters the baler.

Abstract: A system for presenting a crop sample to a crop property sensor is in particular suited for a harvesting machine and comprises a bypass line branching off from a crop feeding assembly, a conveyor for feeding the branched-off crop through the bypass line without damaging the crop, and a crop property sensor for sensing one or more properties of the crop in the bypass line. The bypass line is upwardly angled or extends vertical, such that the conveyor elevates the material from the crop guiding channel to the crop property sensor.

Abstract: An agricultural combine unloader extension is provided that can be used to extend the reach of conventional unloader tubes and for preventing the loss of crop material residing within the unloader tube from falling out and becoming waste. The unloader extension is hingedly connected to the unloader tube and configured to be moved from a discharging position to a closed or storage position.

Abstract: A cart is towed behind a combine harvester for collecting corn cobs and includes a conveyer belt feeding into a system for separating cobs from residue to be discharged and a tank for receiving and transporting the cobs. An unload auger is provided from the tank to one side of the cart while the cart moves forward. Power for driving the cart is obtained from a chopper drive of the combine harvester. The separating arrangement includes a suction fan or a single blower fan or a series of blower fans for blowing air through material from a conveyor and into a spreading guide which disperses the residue. The cobs are conveyed using a series of augers where the auger to flight distance is at least 2 inches and particularly a pair of augers feed the cobs through a front wall of the tank so as to push cobs upwardly into the tank.

Abstract: An agricultural harvester includes a support frame and a hopper coupled to the support frame. The hopper is configured to store an agricultural product during a harvesting operation. An unloading system is coupled to the support frame. The unloading system is configured to transport agricultural product received from the hopper to an off-machine location. The unloading system includes a metering gate, a transfer conveyance, at least one sensor, and an electrical processing circuit. The metering gate is positioned near a bottom of the hopper and in communication with an interior of the hopper. The transfer conveyance has an inlet end and a discharge end. The inlet end is in communication with the metering gate. The at least one sensor provides an output signal representing an operating parameter associated with an unload rate of agricultural product through the transfer conveyance during an unloading operation. The electrical processing circuit is coupled to the metering gate and the at least one sensor.

Abstract: A cob collection device for use with a corn harvester, includes a conveyor system including a portion for positively removing or cleaning attached husks from the cobs after removal of corn therefrom by the harvester, the conveyor system including an upwardly inclined conveyor portion operably movable in cooperation with the collection device for distributing delivery of cobs thereto, the cob collection device having a wall portion including an aperture for receiving the inclined conveyor portion, and a door for closing the aperture when the conveyor is removed, allowing unloading of the collection device, and stowage of the conveyor in a compacted manner to facilitate travel under bridges, utility wires, doorways and the like.

Abstract: One embodiment is a combine having an operator's cab, an engine, a grain harvesting assembly, a grain transfer assembly, a grain bin for receiving grain from the forward section grain transfer assembly, and a transverse crop residue baler disposed at the rear of said combine and moving integrally with said combine. The transverse crop residue baler also can be towed by the combine and is connected to the combine by two widely spaced-apart joints that permit only movement in the pitch axis. The combine can be devoid of an on-board grain bin and comprise a forward unit; the transverse crop residue baler disposed at the rear of and carried by the forward unit; and the combine includes a rearward unit jointedly attached to the forward unit and having, steerable and powered wheel assembly, an on-board grain bin, and a grain off-loading assembly.

Abstract: A combine harvester has at least one cleaning device which includes at least one sieve and one cleaning fan, at least one conveyor device for conveying at least a portion of the crop material that exits the cleaning device into a higher region of the combine harvester and including at least one elevator having a lower intake region and an upper transfer region, the crop material being conveyed in the elevator via conveyor plates which are situated on a circulating chain, and the elevator includes, in its lower region, at least two interspaced deflection axles for the circulating chain, which are oriented transversely to the longitudinal extension of the combine harvester.