Pressing rotator and heating-fixing apparatus using the same

Details Pressing rotator and heating-fixing apparatus using the same Pressing rotator and heating-fixing apparatus using the same

1996-08-29

1998-02-24

Moses, R. L.

Electrophotography

Image formation

Fixing

492 56, 399331, G03G 1520

Patent

active

057220263

ABSTRACT:
To provide a pressing rotor for a heating-fixing apparatus to permanently fix a toner image transferred onto a recording material by passing the image through a nip portion formed by a heating rotator and a pressing rotator, in which the pressing rotator has an elastic layer and a surface layer, and the surface layer is a tube made of a mixture of a fluororesin and a high-friction-factor resin having a friction factor higher than that of the fluororesin, and moreover, provide a heating-fixing apparatus comprising a pressing rotator of the above structure.

REFERENCES:
patent: 4804576 (1989-02-01), Kuge et al.
patent: 4883715 (1989-11-01), Kuge et al.
patent: 5153660 (1992-10-01), Goto
patent: 5253024 (1993-10-01), Okuda et al.
patent: 5253027 (1993-10-01), Goto
patent: 5285245 (1994-02-01), Goto et al.
patent: 5331385 (1994-07-01), Ohtsuka et al.
patent: 5376996 (1994-12-01), Sankaran
patent: 5420679 (1995-05-01), Goto et al.
patent: 5561511 (1996-10-01), Mizunuma et al.

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