Multicolor image forming apparatus with tension controlled image

Details Multicolor image forming apparatus with tension controlled image Multicolor image forming apparatus with tension controlled image

1992-08-20

1994-03-01

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355271, G03G 1514

Patent

active

052912523

ABSTRACT:
A multicolor image forming apparatus having an image transfer structure capable of preventing a transferred image and an image formed on a photoconductive element from being dislocated from each other. A backup roller facing a photoconductive element and a tension roller are movable toward and away from the element at the same time over the same distance. A single cam intervenes between support members supporting the two rollers and moves the rollers by half a rotation thereof.

REFERENCES:
patent: 3838919 (1974-10-01), Takahashi
patent: 4183658 (1980-01-01), Winthaegen
patent: 4515460 (1985-05-01), Knechtel
patent: 4869707 (1989-09-01), in't Zandt et al.
patent: 4984026 (1991-01-01), Nishise et al.

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