Fusing apparatus having axially unsupported fuser roller

Details Fusing apparatus having axially unsupported fuser roller Fusing apparatus having axially unsupported fuser roller

1988-12-28

1990-02-27

Grimley, A. T.

Photocopying

Contact printing

Light boxes

219216, 219388, 219469, G03G 1520, H05B 310, H05B 100

Patent

active

049050508

ABSTRACT:
An apparatus for fusing toner images to a receiver or copy sheet of paper includes a pressure roller and an axially unsupported fuser roller that is nested rotatably between the pressure roller and a pair of heater rollers. The apparatus of the present invention is particularly suitable for fusing toner images to the receiver or copy sheet without generating fuser related defects such as copy distortions, copy curls, wrinkles or image voids.

REFERENCES:
patent: 3811821 (1974-05-01), Ariyama et al.
patent: 3945726 (1976-03-01), Ito et al.
patent: 4147501 (1979-04-01), Goshima et al.
patent: 4192229 (1980-03-01), Tsunoi et al.
patent: 4212631 (1980-07-01), Franke et al.
patent: 4341458 (1982-07-01), Glasa et al.
patent: 4420680 (1983-12-01), Itoh
patent: 4705385 (1987-11-01), Palm et al.

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