US PATENT SUBCLASS 399 / 284
.~.~.~.~.~ Regulating (e.g., doctor)

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

130  DF  IMAGE FORMATION {30}
222  DF  .~ Development {5}
252  DF  .~.~ Dry development {10}
265  DF  .~.~.~ Application member {5}
279  DF  .~.~.~.~ Roller {6}
284.~.~.~.~.~ Regulating (e.g., doctor)

DEFINITION

Classification: 399/284

Regulating (e.g., doctor):

(under subclass 279) Subject matter wherein an arrangement is provided for leveling or removing excess dry developer material on the roller before applying it to a latent image-bearing member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

274+, for regulating a magnetic brush.

SEE OR SEARCH CLASS

118, Coating Apparatus,

261, for a doctor or film distributing engaging applicator.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G15/08, for using solid developer, powder developer. jpofiG03G15/08 504, for controlling toner layer thickness (using a magnetic brush 15/09).