US PATENT SUBCLASS 399 / 270
.~.~.~.~.~ Having applied bias

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}
267  DF  .~.~.~.~ Magnetic brush {8}
270.~.~.~.~.~ Having applied bias {1}
271  DF  .~.~.~.~.~.~> Auxiliary electrode

DEFINITION

Classification: 399/270

Having applied bias:

(under subclass 267) Subject matter wherein the magnetic brush is maintained at a predetermined electrical potential to aid in or influence the development.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55, for controlling a bias which influences development.

240, for a liquid application member with applied bias.

241, for liquid development with electrode influencing the attraction of liquid developer.

285, for a roller-type application member with applied bias.

291, for a powder cloud applicator with electrode(s) influencing the attraction of dry developer.

293, for a fluidized bed applicator with electrode(s) influencing the attraction of dry developer. 295, for a cascade applicator with electrode(s) influencing

the attraction of dry developer.

314, for an electrostatic transfer with applied bias.

354, for cleaning an imaging surface using a fibrous brush with applied voltage.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G15/09, for using a magnetic brush.

epcG03G15/09B, for using a magnetic brush with bias voltage.