Image forming apparatus having a power controlling device...

Details Image forming apparatus having a power controlling device... Image forming apparatus having a power controlling device...

2006-01-31

2009-10-20

Beatty, Robert (Department: 2852)

Electrophotography

Image formation

Development

Reexamination Certificate

active

07606517

ABSTRACT:
Provided is an image forming apparatus for printing a desired image. The image forming apparatus comprises a first developing unit comprising a first fixed power transmission unit, a second developing unit comprising a second fixed power transmission unit, a first sliding power transmission unit comprising a first interconnection portion placed slidably along a first axis of the first fixed power transmission unit, a second sliding power transmission unit comprising a second interconnection portion placed slidably along a second axis of the second fixed power transmission unit, and a clutching unit comprising a rotating element having a plurality of pushing bosses protruding towards at least one of the first and second sliding power transmission units, at least one of the pushing bosses selectively contacting at least one of the first and second sliding power transmission units when the rotating element is rotated, so that at least one of the first and second sliding power transmission units is slid towards at least one of the first and second fixed power transmission units to couple with or separate from at least one of the first and second fixed power transmission units, respectively.

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