Copying apparatus suitable for producing duplex copies from simplex originals

Claim 1

A copying apparatus suitable for producing duplex copies from a report or document consisting of simplex originals, the said apparatus comprising transporting paths (3, 4, 5) for conveying the originals one-after-another into and from the copying position (7), imaging means (23) for producing an image of an original onto a copy sheet, a first hopper (41) to collect single-sided copy sheets, means for supplying the copy sheets from the first hopper (41) to the imaging means (23) in order to provide their unprinted faces with images for the production of duplex copies, delivery means for delivering the duplex copies to a second hopper (55), and control means (57) for the various functions of the apparatus, characterized in that the delivery means for delivering the duplex copies to the second hopper (55) comprise two delivery paths (32, 33, 53 and 32, 33, 46, 47, 48), of which the first delivery path (32, 33, 53) delivers the duplex copies with the last printed side facing upwards and the second delivery path (32, 33, 46, 47, 48) delivers the duplex copies with the first printed side facing upwards, and in that a detector (60) is present in the transporting path (3, 4, 5) for the originals to establish whether the number of originals is even or odd, said detector (60) being connected to control means (57) for controlling the delivery of the duplex copies through the first (32, 33, 53) or second (32, 33, 46, 47, 48) delivery path, depending on whether an even or odd number of originals have been established.