Image forming apparatus

Details Image forming apparatus Image forming apparatus

2007-03-13

2010-06-29

Mackey, Patrick (Department: 3653)

Sheet feeding or delivering

Feeding

Separators

C271S004020, C271S265010, C271S276000

Reexamination Certificate

active

07744081

ABSTRACT:
A sheet surface detecting mechanism, which detects the upper surface of sheets stacked on a tray, including: a sensor disposed in a position spaced apart from a conveying portion; a pivotal sensor flag turning the sensor ON/OFF; and a sheet surface detecting member being disposed in parallel with the sheets stacked on the tray, moving in a vertical direction while causing the sensor flag to pivot in contact with the upper surface of the sheets, and turning the sensor ON/OFF via the sensor flag.

REFERENCES:
patent: 5645274 (1997-07-01), Ubayashi et al.
patent: 5692492 (1997-12-01), Pascal et al.
patent: 5876030 (1999-03-01), Dobbertin et al.
patent: 5921540 (1999-07-01), Acquaviva et al.
patent: 5988629 (1999-11-01), Burlew et al.
patent: 6247695 (2001-06-01), Linder et al.
patent: 6279896 (2001-08-01), Linder et al.
patent: 6505832 (2003-01-01), Moore et al.
patent: 6543759 (2003-04-01), Yamaguchi et al.
patent: 7540489 (2009-06-01), Kushida
patent: 7635125 (2009-12-01), Ikeda
patent: 2002/0005610 (2002-01-01), Moore et al.
patent: 2003/0057633 (2003-03-01), Okazaki et al.
patent: 2006/0012107 (2006-01-01), Ueda et al.
patent: 2006/0017209 (2006-01-01), Kushida et al.
patent: 2006/0017218 (2006-01-01), Kawata et al.
patent: 2006/0019811 (2006-01-01), Ikeda et al.
patent: 2006/0288893 (2006-12-01), Ikeda
patent: 2007/0161489 (2007-07-01), Ikeda et al.
patent: 2007/0194514 (2007-08-01), Ikeda
patent: 1 618 803 (2006-01-01), None
patent: 2 406 283 (2005-03-01), None
patent: 07-196187 (1995-08-01), None
patent: 2003-095467 (2003-04-01), None
patent: 2003-171024 (2003-06-01), None
patent: 2004-097617 (2004-04-01), None
European Patent Office Official Search Report in application No. EP 07 10 5537, completed Jul. 10, 2007.

Affiliated with

Also associated with

Rating

Image forming apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Image forming apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Image forming apparatus will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4235209