Replaceable developer roller

Details Replaceable developer roller Replaceable developer roller

2007-05-22

2007-05-22

Brase, Sandra L. (Department: 2852)

Electrophotography

Having particular structure

Modular or displaceable

C399S286000

Reexamination Certificate

active

11077438

ABSTRACT:
A replaceable developer roller apparatus is disclosed for a printing device. The apparatus includes a cylindrical developer roller having two opposed ends, and a drive assembly selectively and operatively engageable with one of the opposed ends of the developer roller. The drive assembly includes a shaft having two opposed regions; a gear rotationally fixed to one of the opposed regions of the shaft; and a drive member rotationally fixed to the other of the opposed regions of the shaft, and selectively, axially moveable between an engagement position and a disengagement position. A spindle assembly is engageable with the other of the opposed ends of the developer roller. The spindle assembly includes a spindle assembly shaft and an alignment member rotationally fixed to the spindle assembly shaft.

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International Search Report for Application No. PCT/US2006/008713. Report issued Jul. 18, 2006.

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