US PATENT SUBCLASS 123 / 406.52
.~.~ Throttle position responsive

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

406.11  DF  SPARK IGNITION TIMING CONTROL {5}
406.12  DF  .~ Electronic control {10}
406.52.~.~ Throttle position responsive

DEFINITION

Classification: 123/406.52

Throttle position responsive:

(under subclass 406.12) Subject matter wherein the regulating means to vary spark ignition timing is responsive to the orientation of a means for varying the cross-sectional area of a fuel and oxidant mixture forming conduit.

SEE OR SEARCH THIS CLASS, SUBCLASS:

406.74, for an internal combustion engine spark ignition timing control having a mechanical or hydraulic link to a

throttle valve.