Image fixing device and method thereof

Details Image fixing device and method thereof Image fixing device and method thereof

1995-09-14

1996-08-13

Ramirez, Nestor R.

Photocopying

Contact printing

Light boxes

492 27, G03G 1520

Patent

active

055461751

ABSTRACT:
The present invention provides an image fixing device for fixing toner on a transfer member comprises a heat roller which is a hollow cylindrical member rotatably supported at both end portions and having heating means inside thereof, pressure means press-contacted to the heat roller for pressing the transfer member passing between the heat roller and the pressure means against to a peripheral surface of the heat roller, and the pressure means is a pressure roller disposed approximately parallel to the heat roller and supported rotatably, at least one of the heat roller and the pressure roller has a layer of elastic material on its peripheral surface, and a value A/B is set to be within a range from 0.7 to 0.8 wherein A represents a nip width at an approximate central portion of an area between the heat roller and the pressure roller where the transfer member passes through and B represents a nip width at end portions of the area.

REFERENCES:
patent: 5111249 (1992-05-01), Owada
patent: 5319430 (1994-06-01), DeBolt et al.

Affiliated with

Also associated with

Rating

Image fixing device and method thereof 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 fixing device and method thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Image fixing device and method thereof will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1052795