Toner supply device and image forming apparatus

Details Toner supply device and image forming apparatus Toner supply device and image forming apparatus

2007-07-02

2008-09-23

Gray, David M (Department: 2852)

Electrophotography

Image formation

Development

C399S030000, C399S061000, C399S120000

Reexamination Certificate

active

07428399

ABSTRACT:
A toner supply device is equipped with a coupling that has a toner supply opening on the side wall, a partition wall provided in this coupling integrally with a specific space provided on the inner wall and a hole larger than a toner supply opening on the side wall. A toner bottle containing toner is provided in the coupling with its cap portion inserted airtight into the partition wall detachably and an opening provided on its cap portion opposing to the hole on the partition wall for replenishing toner to a developing device from this opening through the hole and a toner supply opening.

REFERENCES:
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patent: 6256470 (2001-07-01), Taniyama et al.
patent: 6363235 (2002-03-01), Chiesa et al.
patent: 6421518 (2002-07-01), Floyd et al.
patent: 2004/0223790 (2004-11-01), Hosokawa et al.
patent: 2-186373 (1990-07-01), None
patent: 6-214461 (1994-08-01), None
patent: 10-48935 (1998-02-01), None

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