US PATENT SUBCLASS 123 / 693
.~.~ With compensator for sensor output (e.g., current or voltage)

Current as of: June, 1999
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123 /   HD   INTERNAL-COMBUSTION ENGINES

434  DF  CHARGE FORMING DEVICE (E.G., POLLUTION CONTROL) {29}
672  DF  .~ Including exhaust gas condition responsive means {11}
693.~.~ With compensator for sensor output (e.g., current or voltage) {2}
694  DF  .~.~.~> Output fed to compensating circuit {2}
697  DF  .~.~.~> Heater for sensor or sensor environment

DEFINITION

Classification: 123/693

With compensator for sensor output (e.g., current or voltage):

(under subclass 672) Subject matter wherein a signal from a transducer is adjusted or modified before being received by a control means for the mixture forming means.

(1) Note. This subclass includes modification or adjustment to the sensor output signal before it is produced by the transducer.

SEE OR SEARCH CLASS

73, Measuring and Testing,

23.21+, for gas composition analysis with compensation for error or drift correction of a sensor or transducer.