US PATENT SUBCLASS 341 / 114
.~.~ Control system


Current as of: June, 1999
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341 /   HD   CODED DATA GENERATION OR CONVERSION

111  DF  PHASE OR TIME OF PHASE CHANGE {1}
112  DF  .~ Synchro or resolver signal {5}
114.~.~ Control system


DEFINITION

Classification: 341/114

Control system:

(under subclass 112) Subject matter where there is a comparison between the desired position of an object and its actual position as measured and there is a control means which responds to the difference in these positions and attempts to minimize this difference.

SEE OR SEARCH THIS CLASS, SUBCLASS:

142, for an analog to or from digital converter as part of a control system.

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

518+, for miscellaneous control systems.

340, Communications: Electrical, 825+, for selective control systems.

364, Electrical Computers and Data Processing Systems,

130+, for control systems using computers.

377, Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems,

2, for counters used in control systems.