Decurling mechanism

Incremental printing of symbolic information – Ink jet – Medium and processing means

Reexamination Certificate

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C347S101000, C399S406000

Reexamination Certificate

active

07954939

ABSTRACT:
A decurling mechanism for performing a decurling process of correcting the curl of paper includes: a first roller; a second roller disposed travelably around the first roller; and a roller position changing mechanism for changing the second roller to a plurality of positions set on a traveling path of the second roller. The plurality of positions include a decurling position in which the decurling process to the paper is enabled and the paper is conveyed while being pinched between the first and second rollers, a conveyance position in which the decurling process to the paper is disabled and the paper is conveyed while being pinched between the first and second rollers and a pinch release position in which the paper is released from the pinch between the first and second rollers.

REFERENCES:
patent: 5450102 (1995-09-01), Ishida et al.
patent: 6120199 (2000-09-01), Takekoshi
patent: 2003/0044208 (2003-03-01), Kouno
patent: 2005/0063746 (2005-03-01), Sugata
patent: 2009/0190982 (2009-07-01), Yamamoto
patent: 2009/0190984 (2009-07-01), Yamamoto et al.
patent: 1 288 152 (2003-03-01), None
patent: 1 849 617 (2007-10-01), None
patent: 08012161 (1996-01-01), None
patent: 2008-056655 (2006-03-01), None
The Extended European Search Report dated Jun. 7, 2010; Application No. / Patent No. 09000978.8-2304/2085234.

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