US PATENT SUBCLASS 399 / 103
.~.~.~ Developer seal

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

91  DF  INTERNAL MACHINE ENVIRONMENT {4}
98  DF  .~ Particle or contaminant control {2}
102  DF  .~.~ Seal {1}
103.~.~.~ Developer seal {3}
104  DF  .~.~.~.~> Magnetic
105  DF  .~.~.~.~> Elastic material
106  DF  .~.~.~.~> Toner cartridge

DEFINITION

Classification: 399/103

Developer seal:

(under subclass 102) Subject matter wherein an arrangement is provided for preventing toner from escaping the developing unit.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G15/08, for using solid developer or powder developer.

jpofiG03G15/08 505, for preventing the toner scattering.

G03G15/09, for preventing the toner scattering using a magnetic brush.

epcG03G15/08S1, for preventing toner scattering (e.g. seals).