A bucket conveying machine is disclosed which comprises a first working conveyor (10) having a first upstream end (20) and a second downstream end (22), said first conveyor (10) being adapted to convey a plurality of buckets (50) resting freely thereon from said first end (20) to said second end, a second return conveyor (60) adapted to return buckets from the second end (22) of said first conveyor to the first end thereof, drive means for driving said first and second conveyors, first transfer means (26) for transferring buckets from the first conveyor to the second conveyor at the second end (22), and second transfer means (24) for transferring buckets from the second conveyor to the first conveyor at the first end. The invention also comprehends a device (90) for controlling the position of one or more buckets on a conveyor.
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