Image forming apparatus

Details Image forming apparatus Image forming apparatus

1991-02-01

1993-01-26

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355274, 355275, 355277, G03G 1514

Patent

active

051826020

ABSTRACT:
The invention provides an image forming apparatus having a transfer device. The transfer device includes a plurality of rollers, a belt and a cam. The belt is rotatable around the plurality of rollers so as to convey a recording sheet thereon. The transfer device is adapted to be pivotable around a pivot axis thereof. The cam pivots the transfer device so as to bring the belt in contact with and out of an imaging surface of a photoreceptor. In the device there is further provided a spring for supporting the transfer device to reduce the weight loaded onto said cam member.

REFERENCES:
patent: 4515460 (1985-05-01), Knechtel
patent: 4887101 (1989-12-01), Hirose et al.
patent: 4905048 (1990-02-01), Suzuki
patent: 4983146 (1991-01-01), Charles et al.
patent: 4984026 (1991-01-01), Nishise et al.

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