Method and apparatus for image forming capable of...

Details Method and apparatus for image forming capable of... Method and apparatus for image forming capable of...

2005-06-07

2005-06-07

Lee, Susan (Department: 2852)

Incremental printing of symbolic information

Electric marking apparatus or processes

Electrostatic

C399S013000, C399S072000, C399S111000, C399S301000

Reexamination Certificate

active

06903759

ABSTRACT:
An image forming apparatus including a plurality of detachable image forming devices each for forming a color image, an image carrying device for carrying the color images sequentially overlaid into a single color image, an exchange detecting device for detecting an exchange of the plurality of detachable image forming devices, a test pattern reading device for reading a predetermined test pattern formed by the plurality of detachable image forming devices on the image carrying device, and a controller for instructing the plurality of detachable image forming devices to form the predetermined test pattern on the image carrying device when the exchange detecting device detects the exchange and perform a color image position adjustment based on readings of the predetermined test pattern by the test pattern reading device.

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