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| Number | Title | Issue Date |
| 7324882 | System and method to detect a failed shear bolt supporting a concave of an agricultural combine A system and method for detecting existence of a failed or broken shear bolt supporting all or a portion of a concave of a threshing system of an agricultural combine and utilizing information relating to rates of movement and absence of movement of a concave to det... | 01/29/2008 |
| 7324883 | System and method to detect a failed shear bolt supporting a concave of an agricultural combine A system and method for detecting existence of a failed or broken shear bolt supporting all or a portion of a concave of a threshing system of an agricultural combine and utilizing information relating to rates of movement and absence of movement of a concave to det... | 01/29/2008 |
| 7285043 | Concave for a combine harvester A concave for a combine harvester includes a body consisting of a grid of straight longitudinal bars arranged in a concave configuration. Each of the longitudinal bars have a leading face, a trailing face, and an upper extremity. At least one of the longitudinal bar... | 10/23/2007 |
| 7252587 | Crop processing device with relief system A crop processing device includes a rotor with crop engaging means, a sheet partly surrounding the rotor, whereas the sheet is circumferentially moveable with respect to the rotor, and a control providing resistance to circumferential movement of the sheet. ... | 08/07/2007 |
| 7207882 | Textured auger trough element for a tailings conveyor of an agricultural combine A textured trough element including a concave surface having a curved profile when viewed from a longitudinal end thereof of marginally larger diametrical extent than the circular cross section of a helical tailings auger. The trough element is positionable in a bot... | 04/24/2007 |
| 7166026 | Stepped grate for an agricultural combine A grate for an agricultural combine includes curved grate segments, each of which include mounting holes in at least one end segment. To provide a threshing grate, the end segments of the grate segments are offset to provide a “step”, or discontinuity in the rad... | 01/23/2007 |
| 7163457 | Device for changing throughgoing openings in separation area of a concave of a harvester A device for changing throughgoing openings through which grain passes in a separating area of a concave in an agricultural harvester in which the concave is composed of at least one frame, and a plurality of beater strips and wires which form therebetween the throu... | 01/16/2007 |
| 7153204 | Method of changing throughgoing openings in separation of a concave of a harvester A method for changing throughgoing openings on separation area of a concave in an agricultural harvester in which the concave is composed of at least one frame, a plurality of beater strips and wires together forming the concave separating area, arranging at least o... | 12/26/2006 |
| 7137882 | Releasable segment in the working members of an agricultural harvesting machine An agricultural harvesting machine includes a first rotating working member rotating about an axis; a non-rotating working member cooperatively associated with the first working member; and at least one releasable segment associated with the first rotating working m... | 11/21/2006 |
| 7059961 | Apparatus and method for effecting movement and clearance spacing of a concave A device and method is disclosed for effecting movement and extending the clearance spacing between a rotor of a combine and a concave to allow for easy removal of lodged material. The apparatus and method additionally provide a reduction in rotor actuation motor to... | 06/13/2006 |
| 7028457 | Threshing plate for a tailings conveyor of an agricultural combine A threshing plate installable in a housing of a tailings conveyor of an agricultural combine for causing threshing of a flow of tailings propelled through the housing by rotation of an impeller therein. The threshing plate can include a threshing surface having a wi... | 04/18/2006 |
| 7001268 | Latch mechanism for a grate in an agricultural combine In an agricultural combine, a latch mechanism for attaching a grate to the crop processing unit. The latch mechanism comprises a support bar on the crop processing unit, a support receptacle on the grate, a latch handle, and a latch retainer. The support receptacle ... | 02/21/2006 |
| 6537148 | Grain separating apparatus including step-like webs An apparatus for separating grain, kernel or cereal from harvested crop includes a separating rotor operatively mounted in a rotor housing and having a rotor axis, and a separating grate which partly surrounds the separating rotor and forms a lower part o... | 03/25/2003 |
| 6530833 | Transversely adjustable concave assembly for a rotary combine A rotary combine includes a rotor having a longitudinal axis of rotation and a concave removably mounted adjacent the rotor. The concave assembly includes a longitudinally extending frame having first and second sides spaced circumferentially around the r... | 03/11/2003 |
| 6503142 | Concave locking member for a rotary combine A locking arrangement for a concave of a rotary combine, the concave having first and second ends spaced circumferentially around a rotor of the combine. The first end includes a pivot member received in an opening of a hook member supported by a support ... | 01/07/2003 |
| 6485364 | Removable concaves for axial flow combines A combine harvester comprises a threshing and separating arrangement mounted to a main firm and including a generally cylindrical chamber having a generally longitudinal axis. Part of the chamber is constituted by a separating concave assembly comprising ... | 11/26/2002 |
| 6443835 | Replacing concave inserts for a rotary combine A method for replacing the concave insert of a rotary combine. The rotary combine includes a rotor having a longitudinal axis of rotation and a concave removably mounted adjacent the rotor. The concave is removable in a direction outwardly transverse rela... | 09/03/2002 |
| 6398639 | Segmented sieve lining for a concave A sieve lining for a concave in a threshing mechanism of a harvesting machine accommodates larger threshing cylinders while still allowing the sieve lining segments to be removed through an inspection opening in a threshing mechanism housing and includes ... | 06/04/2002 |
| 6358142 | Concave assembly and support structure for a rotary combine A rotary combine includes a rotor having a longitudinal axis of rotation and a concave removably mounted adjacent the rotor. The concave is removable in a direction outwardly transverse relative to the axis of rotation of the rotor. In a preferred embodim... | 03/19/2002 |
| 5334093 | Detachable covers for an axial separator A combine having a transverse threshing cylinder and concave and an axial separator. The axial separator comprises a pair of side-by-side axial separator units each having a rotor and a casing in which the rotors are housed. Each axial separator units is ... | 08/02/1994 |
| 4796645 | Cylinder for combine A rotating solid cylinder is used with a complementary concave in a combine to separate grain from the leafy portion of the plant. The solid cylinder has a plurality of raspbars spaced about its periphery and extending the length thereof, while the fixed ... | 01/10/1989 |
| 4738270 | Arcuate path cage sweep A cage sweep for a foraminous cage of an axial flow combine having axially extending tines which are moved in an arcuate path by an oscillating mechanism having a pitman arm drive. The cage sweep is supported on the cage for movement in an arcuate path by... | 04/19/1988 |
| 4711252 | Method and apparatus for mounting concaves A method and apparatus for mounting concaves in an axial flow combine having the threshing and separating rotor extending in a longitudinal direction is disclosed wherein the concaves can be mounted on its adjustable mounting frame through the side of the... | 12/08/1987 |
| 4495954 | Threshing concave filler strip retainer Detachable filler strips for a threshing concave are retained by fastener assemblies which, for installation and securing of the filler strip, require access only to the inside of the concave. Each fastener assembly includes a resilient cylindrical body a... | 01/29/1985 |
| 4305407 | Combine harvester A harvesting machine with crop threshing and separating means; the crop threshing and separating means comprising a separator rotor rotatably mounted in a generally cylindrical separator housing and operable to move crop material across the inside of said... | 12/15/1981 |
| 4266393 | Sesame seed harvester Apparatus for harvesting sesame seed from sesame stalks having pods thereon and having a framekwork with the cylinder structure rotatably mounted in the framework. A concave structure is also mounted in the framework in a fixed position in the framework a... | 05/12/1981 |
| 3974837 | Crop combine with a resiliently mounted crop separator A resiliently mounted crop separator for a combine allowing stones to pass therethrough without damage to the separator. A combine vehicle includes gathering means to gather a crop and further includes conveying means to convey the crop from the gathering... | 08/17/1976 |
