Image-forming machine with detachable developing device

Details Image-forming machine with detachable developing device Image-forming machine with detachable developing device

1997-12-22

1999-02-02

Grimley, Arthur T.

Electrophotography

Having particular structure

Modular or displaceable

399120, 399279, G03G 1504

Patent

active

058677542

ABSTRACT:
An image-forming machine having a photosensitive drum disposed in the machine housing, a movable mounting plate disposed in the machine housing so as to be moved toward, and away from, the photosensitive material drum, a developing device detachably mounted on the movable mounting plate from the front side of the machine housing, and a push-operation mechanism for moving the developing device and the movable mounting plate between a push position close to the photosensitive material drum and a push-release position moved away from the push position. A separator wall is provided in the direction of width on the bottom wall that constitutes the developing housing of the developing device to partition a conveying passage of the stirring/conveying device, and guide grooves are formed in the bottom surface of the bottom wall provided with the separator wall, the guide grooves extending from an end of the back side toward the front side, and operation pins constituting the push-operation mechanism are fitted into the guide grooves formed in the bottom wall constituting the developing housing through guide holes formed in the movable mounting plate.

REFERENCES:
patent: 5678148 (1997-10-01), Owada et al.

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