Invertless document handler

Abstract From the Canadian patent

A document handler for recirculating either simplexed or duplexed documents onto a platen of a copier includes a feed and refeed tray positioned adjacent to the platen. A compact and selectively actuable disc stacker is included that is adapted when in one position to receive and invert documents directed toward the feed and refeed tray and when in another position allows the documents to pass thereover without inversion as well as, corrugation nips that corrugates documents passing therethrough toward the refeed tray.