Feed assist assembly

Details Feed assist assembly Feed assist assembly

2008-03-20

2010-02-02

Bollinger, David H (Department: 3653)

Sheet feeding or delivering

Feeding and delivering

Separator and conveyor

C271S004100, C271S010040, C271S010050, C271S010110

Reexamination Certificate

active

07654513

ABSTRACT:
A media feedpath having a feed assist roller, comprises a media feedpath having a C-shaped portion, a media input and a feed roll nip, an input roller feeding media from the media input, a feed assist roller downstream of the C-shaped portion of the media feedpath, the feed assist roller assisting media indexing through the media feedpath on a single side and without an opposed pinch roller, the feed roll nip having a driven roller and a feed roll pinch roll opposite the driven roll, the feed assist roller being driven by a toggle gear transmission from the driven roller of the feed roll nip, the gear train adapted for toggling to operably engage or disengage the feed assist roller depending on a driving direction of the driven roller of the feed roll nip.

REFERENCES:
patent: 5203554 (1993-04-01), Suzuki et al.
patent: 5222723 (1993-06-01), Ijuin
patent: 5634635 (1997-06-01), Kobayashi et al.
patent: 6962332 (2005-11-01), Su
patent: 7261289 (2007-08-01), Lee et al.
patent: 2008/0290586 (2008-11-01), Kuo

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