US PATENT SUBCLASS 123 / 681
.~.~.~ Engine load 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}
681.~.~.~ Engine load responsive {3}
682  DF  .~.~.~.~> Acceleration or deceleration responsive
683  DF  .~.~.~.~> Throttle position responsive
684  DF  .~.~.~.~> Pressure downstream of throttle valve responsive

DEFINITION

Classification: 123/681

Engine load responsive:

(under subclass 679) Subject matter wherein the control means is responsive to a parameter indicative of the resistance to rotation of an output shaft of the engine.