Electrophotography – Image formation – Development
Reexamination Certificate
2006-05-09
2010-02-23
Gray, David M (Department: 2852)
Electrophotography
Image formation
Development
C399S283000
Reexamination Certificate
active
07668490
ABSTRACT:
A developing apparatus has a developer carrying member carrying a developer thereon, a developer supplying member for supplying the developer to the developer carrying member, and a scraping member for contacting the developer carrying member upstream of the closest position between the developer carrying member and the developer supplying member with respect to the movement direction of the developer carrying member to thereby scrape off the developer from the developer carrying member. There is formed a developer supplying portion surrounded by the scraping member, the developer carrying member and the developer supplying member for supplying the developer from the developer supplying member to the developer carrying member, and the developer scraped off by the scraping member is conveyed to a collecting passage differing from the closest position.
REFERENCES:
patent: 5047805 (1991-09-01), Oka et al.
patent: 5424817 (1995-06-01), Imamiya et al.
patent: 5519472 (1996-05-01), Ojima et al.
patent: 5570166 (1996-10-01), Ohzeki et al.
patent: 5708921 (1998-01-01), Yagi et al.
patent: 6070039 (2000-05-01), Yamaki et al.
patent: 6229980 (2001-05-01), Ogawa et al.
patent: 6381434 (2002-04-01), Yamamoto
patent: 6751423 (2004-06-01), Sakaizawa et al.
patent: 2004/0184843 (2004-09-01), Sato
patent: 57210372 (1982-12-01), None
patent: 3-48877 (1991-03-01), None
patent: 8-137257 (1996-05-01), None
patent: 11-174839 (1999-07-01), None
patent: 11-212365 (1999-08-01), None
English abstract of JP 57210372.
Endo Rie
Sakaizawa Katsuhiro
Yamamoto Ryuji
Canon Kabushiki Kaisha
Fitzpatrick ,Cella, Harper & Scinto
Gray David M
Lactaoen Billy J
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