Image forming apparatus with a plurity of adjustable developing

Details Image forming apparatus with a plurity of adjustable developing Image forming apparatus with a plurity of adjustable developing

1990-02-27

1994-03-15

Picard, Leo P.

Photocopying

Contact printing

Light boxes

355245, G03G 1501

Patent

active

052949672

ABSTRACT:
A developing apparatus having a supporting frame for supporting plural developing units. The supporting frame is movable to present a selected one of the developing units to a development operating position. The supporting frame is provided with positioning members for positioning the developing units. The positioning members are fixed on the movable frame in the manner that the position of the positioning member is adjustable. Each of the developing units is faced to an image bearing member at the operating position without contact to the image bearing member.

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patent: 4939548 (1990-07-01), Yamada et al.
patent: 4941018 (1990-07-01), Kasamura et al.

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