Fusing device with rollers having different speeds, and image fo

Details Fusing device with rollers having different speeds, and image fo Fusing device with rollers having different speeds, and image fo

1997-07-15

1999-04-06

Pendegrass, Joan

Electrophotography

Image formation

Fixing

399328, 399331, 219216, G03G 1526

Patent

active

058930191

ABSTRACT:
In a fusing device having first to third rollers, the first and second rollers are forcibly driven so that a peripheral speed of the third roller is higher than of the first roller. Further, a movable guide is set so as to change the number of nip portions through which a recording medium passes.

REFERENCES:
patent: 4714427 (1987-12-01), Tsuruoka et al.
patent: 4967237 (1990-10-01), Sasaki et al.
patent: 5099289 (1992-03-01), Kurotori et al.
patent: 5255060 (1993-10-01), Chikano
European Search Report.
IBM Technical Disclosure Bulletin, vol. 33, No. 12, 1 May 1991, pp. 234-236 .

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