Patent ID: 8754345

Claim:
A document sorting machine, comprising: a stacker having a first end, a second end, and multiple pockets on each side; a transport for transporting documents to the pockets; a first feeder section for feeding a portion of the documents to the transport; a second feeder section for feeding another portion of the documents to the transport; a turn-around pulley at each end of the stacker to allow documents from both feeders to travel along both sides of the stacker; and a purge system operably associated with the transport for purging one or more of the documents from the transport, so as to prevent the documents from colliding with each other, the purge system comprising; an induction buffer for temporarily holding a first document from one of the feeders, so as to prevent the first document from colliding with a second document from the other feeder; a diverter gate operably associated with the transport; and a purge pocket coupled to the transport; wherein documents that would collide with the first document as the first document is reintroduced into the transport are diverted by the diverter gate into the purge pocket.