US PATENT SUBCLASS 123 / 676
.~.~ Exhaust gas temperature or pressure repsonsive

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}
676.~.~ Exhaust gas temperature or pressure repsonsive

DEFINITION

Classification: 123/676

Exhaust gas temperature or pressure responsive:

(under subclass 672) Subject matter wherein the mixture forming means has control means which varies the composition of the mixture of fuel and oxidant dependent upon the temperature or pressure of the products of combustion.