Electrophotography – Internal machine environment – Particle or contaminant control
Reexamination Certificate
2008-10-24
2011-12-20
Gray, David (Department: 2852)
Electrophotography
Internal machine environment
Particle or contaminant control
C399S105000
Reexamination Certificate
active
08081897
ABSTRACT:
A seal member covers a space between a developing roller and a casing of a developing device. The seal member includes a flexible sheet and a reinforcing member fixed to the sheet. The reinforcing member is fixed to the casing. Notches are provided in the reinforcing member in a direction perpendicular to the length of the reinforcing member.
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Kawakami Yoshihiro
Kubota Tomohiro
Ooyoshi Hirobumi
Shimizu Yoshiyuki
Tatsumi Kenzo
Bloduc David
Gray David
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh Company Limited
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