US PATENT SUBCLASS 399 / 76
.~ Sequential control


Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

75  DF  MACHINE OPERATION {6}
76.~ Sequential control {2}
77  DF  .~.~> Programmed
78  DF  .~.~> Reference signal (e.g., pulse train)


DEFINITION

Classification: 399/76

Sequential control:

(under subclass 75) Subject matter wherein the cyclic operation actuates the various components of the apparatus in the proper timing and sequence for producing a copy.

(1) Note. Normal electrophotos:graphic device functions, such as xeros:graphic and paper handling, are classified below.

SEE OR SEARCH CLASS

235, Registers, for registers, per se, include attachments to machines where the purpose is to ascertain or count the number of movements thereof.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G21/14, for an electronic sequencing control.

jpofiG03G21/00 372, for timing by simultaneous control.