Ceramic rollers

Details Ceramic rollers Ceramic rollers

1997-03-21

1998-09-08

Brase, Sandra L.

Electrophotography

Image formation

Fixing

399328, 399333, G03G 1520

Patent

active

058059687

ABSTRACT:
A fuser for fixing particulate imaging material to a receiver sheet, includes two rollers which engage each other at a fixing nip, wherein pressure is used in fixing the particulate imaging material to the receiver sheet; and at least one of the fusing rollers having a surface formed from zirconia ceramic or its composites which has a hardness greater than 12 GPa and toughness greater than 6 MPa.sqroot.mm.

REFERENCES:
patent: 4870445 (1989-09-01), Collier et al.
patent: 4941251 (1990-07-01), Sobue et al.
patent: 5008221 (1991-04-01), Ketcham
patent: 5045890 (1991-09-01), DeBolt et al.
patent: 5322970 (1994-06-01), Behe et al.
patent: 5450183 (1995-09-01), O'Leary
patent: 5543269 (1996-08-01), Chatterjee et al.

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