Electrophotography – Control of electrophotography process – Control of developing
Reexamination Certificate
2011-08-02
2011-08-02
Gray, David M (Department: 2852)
Electrophotography
Control of electrophotography process
Control of developing
C399S027000, C399S295000
Reexamination Certificate
active
07991315
ABSTRACT:
A developing apparatus, including: a developing container which has an opening portion and contains a developer; a developer carrying member which carries the developer at the opening portion; and a rotatable developer supplying member which is in contact with the developer carrying member and has a surface of a foam layer, for supplying the developer to the developer carrying member, the developer supplying member detecting a capacitance between the developer carrying member and the developer supplying member, wherein a surface aeration amount L (liter/min.) of the developer supplying member satisfies 1.8≦L.
REFERENCES:
patent: 5548382 (1996-08-01), Koshi
patent: 6415127 (2002-07-01), Yamamoto et al.
patent: 6738593 (2004-05-01), Kawamura et al.
patent: 6909869 (2005-06-01), Yamamoto et al.
patent: 6965743 (2005-11-01), Nakagawa et al.
patent: 7006776 (2006-02-01), Matsuzaka et al.
patent: 7031629 (2006-04-01), Kawamura et al.
patent: 7209690 (2007-04-01), Koyanagi et al.
patent: 7254350 (2007-08-01), Kawamura et al.
patent: 2002/0150404 (2002-10-01), Matsuzaka et al.
patent: 2005/0008401 (2005-01-01), Kawamura et al.
patent: 2005/0260006 (2005-11-01), Matsuda et al.
patent: 2009/0003850 (2009-01-01), Yamamoto et al.
patent: 1 091 262 (2001-04-01), None
patent: 4-234777 (1992-08-01), None
patent: 11-288161 (1999-10-01), None
patent: 2002-244414 (2002-08-01), None
patent: 2002-278412 (2002-09-01), None
patent: 2003-43805 (2003-02-01), None
patent: 2004-177765 (2004-06-01), None
Translation of JP 4234777.
Korean Office Action dated Oct. 16, 2009 in Korean Application No. 10-2008-0061261, and an English-language translation therefor.
Kawamura Takeshi
Yamamoto Shinya
Canon Kabushiki Kaisha
Fekete Barnabas T
Fitzpatrick ,Cella, Harper & Scinto
Gray David M
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