US PATENT SUBCLASS 123 / 680
.~.~.~ Idling responsive

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}
679  DF  .~.~ Combined with engine condition responsive means {6}
680.~.~.~ Idling responsive

DEFINITION

Classification: 123/680

Idling responsive:

(under subclass 679) Subject matter wherein the control means is responsive to a no-load or minimum speed condition of the internal-combustion engine.