Electrophotography – Internal machine environment – Particle or contaminant control
Reexamination Certificate
2007-02-13
2007-02-13
Ngo, Hoang (Department: 2852)
Electrophotography
Internal machine environment
Particle or contaminant control
C399S105000, C399S119000, C399S120000
Reexamination Certificate
active
11120493
ABSTRACT:
A toner cartridge includes improved sealing mechanisms to prevent the escape of toner from the cartridge. Soft and rigid seals are used to seal the distal ends of the developer roller and doctor bar.
REFERENCES:
patent: 5485249 (1996-01-01), Higeta et al.
patent: 6714749 (2004-03-01), Sato et al.
patent: 6980753 (2005-12-01), Yoshiki
Cartridge Corporation of America, Inc.
Ngo Hoang
Smith & Hopen , P.A.
Toner Thomas E.
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