Fixing device and image forming apparatus

Details Fixing device and image forming apparatus Fixing device and image forming apparatus

1997-01-14

1998-10-13

Brase, Sandra L.

Electrophotography

Image formation

Fixing

399330, 399335, G03G 1508

Patent

active

058226702

ABSTRACT:
A fixing device for heating and fixing an unfixed image to a record medium bearing the unfixed image, includes a heating roller provided with a core roller and at least two resistance heating members arranged at the core roller and controlled to be electrically powered independently of each other, the resistance heating members provide different heat distributions in a direction of a rotation axis of the heating roller.

REFERENCES:
patent: 4585325 (1986-04-01), Euler
patent: 4801968 (1989-01-01), Kogure et al.
patent: 4820904 (1989-04-01), Urban
patent: 5041718 (1991-08-01), d'Hondt et al.
patent: 5300996 (1994-04-01), Yokoyama et al.
patent: 5402220 (1995-03-01), Tanaka et al.

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