Discharge roller device

Details Discharge roller device Discharge roller device

2007-04-03

2007-04-03

Yan, Ren (Department: 2854)

Electrophotography

Document handling

Copy

C399S406000, C271S188000, C271S207000, C271S274000, C271S314000, C271S272000, C271S273000, C271S209000

Reexamination Certificate

active

11049189

ABSTRACT:
A discharge roller device includes at least one roller pair, at least one first free roller and at least one second free roller. The roller pair includes a driving roller and a pressure roller pushed against the driving roller. The first free roller is disposed at a side where the driving roller is disposed with respect to a plane including a nip part of the roller pair and a part of the first free roller is located in the pressure roller side rather than the plane. The second free roller is disposed at a side where the pressure roller is disposed with respect to the plane and a part of the second free roller is located in the driving roller side rather than the plane.

REFERENCES:
patent: 3545371 (1970-12-01), Reist
patent: 4089378 (1978-05-01), Suzuki
patent: 4214740 (1980-07-01), Acquaviva
patent: 4359217 (1982-11-01), Roller et al.
patent: 4964627 (1990-10-01), Watts et al.
patent: 5094660 (1992-03-01), Okuzawa
patent: 5209466 (1993-05-01), Watts et al.
patent: 5653439 (1997-08-01), Rider et al.
patent: 5870662 (1999-02-01), Tomatsu
patent: 5927709 (1999-07-01), Greive
patent: 6089567 (2000-07-01), Yatsuhashi et al.
patent: 2003/0007817 (2003-01-01), Saitoh
patent: 53-142235 (1978-12-01), None
patent: 06-127776 (1994-05-01), None
patent: 09-188459 (1997-07-01), None
patent: 2003-076182 (2003-03-01), None

Affiliated with

Also associated with

Rating

Discharge roller device does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3802516