Printing apparatus having decurling function

Details Printing apparatus having decurling function Printing apparatus having decurling function

2009-06-04

2010-11-23

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Medium and processing means

C347S101000, C400S578000

Reexamination Certificate

active

07837322

ABSTRACT:
A printing apparatus is provided with a circulation route through which a print sheet can be circulated a minimum number of times to avoid the overall print process time from being elongated. The circulation route includes an ordinary transportation route CR which transports a print sheet for printing and discharging through a discharge route, and a switchback route SR which is connected to the ordinary transportation route CR as a branch, such that the print sheet can be circulated a plural number of times. The printing apparatus is provided further with a print coverage detecting unit332cfor calculating the print coverage of each print sheet, a circulation repeat number determination unit332bfor determining the number of circulations for each print sheet in accordance with the print coverage, a paper discharge control unit334afor selectively discharging each print sheet in accordance with the number of circulations.

REFERENCES:
patent: 6257783 (2001-07-01), Hanaoka et al.
patent: 2007/0008398 (2007-01-01), Cloutier et al.
patent: 2006-264828 (2006-10-01), None

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