Abstract: An unloading auger for an agricultural harvester includes an inner auger having an outer end and a first coupler at the outer end. The first coupler includes a first engagement cog. An outer auger is pivotally attached to the outer end of the inner auger. The outer auger has an inner end and a second coupler at the inner end. The second coupler includes a second engagement cog. The first coupler or second coupler includes at least one engagement assistor configured to rotate the outer auger prior to engagement between the first engagement cog and the second engagement cog.

Abstract: 1. A covered grain tank (12) used on a harvesting vehicle (10), the grain tank (12) includes a grain tank (12) having a first receptive portion (18) fixed to a top edge of the grain tank, the first receptive portion (18) having a downwardly facing opening, a first cover portion (100, 102, 104, or 106) having a first extended portion (24), and a first hinge (120) connecting the first cover portion (100, 102, 104, or 106) to the grain tank (12), the first extended portion (24) being positioned in the first receptive portion (18) when the first cover portion (100, 102, 104, or 106) is in a closed position.