Toner conveying device for an image forming apparatus and...

Details Toner conveying device for an image forming apparatus and... Toner conveying device for an image forming apparatus and...

2006-10-17

2006-10-17

Tran, Hoan (Department: 2852)

Electrophotography

Image formation

Development

Reexamination Certificate

active

07123865

ABSTRACT:
A toner conveying device conveys powdery toner with a screw pump including an elastic stator formed with spiral grooves in its inside periphery and a rotor rotatable inside the stator for conveying the toner in the axial direction. The toner includes a polymerized toner having mean circularity of 0.95 to 0.99.

REFERENCES:
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patent: 6336022 (2002-01-01), Ichikawa et al.
patent: 6480695 (2002-11-01), Endo et al.
patent: 6720123 (2004-04-01), Xu et al.
patent: 2005/0163537 (2005-07-01), Muramatsu et al.
patent: 2001-249525 (2001-09-01), None
patent: 2002-62760 (2002-02-01), None

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