Cover opening and closing unit, image forming apparatus...

Details Cover opening and closing unit, image forming apparatus... Cover opening and closing unit, image forming apparatus...

2008-04-29

2010-11-09

Brase, Sandra L (Department: 2884)

Electrophotography

Cleaning of imaging surface

Having handling of removed material

C399S114000

Reexamination Certificate

active

07831190

ABSTRACT:
A cover opening and closing unit for an image forming apparatus, includes a cover removably mounted to a main body of the image forming apparatus mounting therein a developer cartridge, a developing unit, a transferring unit and a waste-developer receptacle, and a locking device fixing the cover to the main body of image forming apparatus. The locking device is released from the main body only after the waste-developer receptacle is removed from the main body.

REFERENCES:
patent: 6244155 (2001-06-01), Sparks
patent: 6374067 (2002-04-01), Park
patent: 6975830 (2005-12-01), Murakami et al.

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