US PATENT SUBCLASS 123 / 324
.~.~ Part of the air or combustible mixture to the engine cylinder omitted

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

319  DF  ENGINE SPEED REGULATOR {16}
320  DF  .~ Responsive to deceleration mode (e.g., engine acting as a brake) {7}
324.~.~ Part of the air or combustible mixture to the engine cylinder omitted

DEFINITION

Classification: 123/324

Part of the air or combustible mixture to the engine cylinder omitted:

(under subclass 320) Subject matter that includes means to omit a portion of the engine input air or charge, further decelerating the motor or clean the exhaust of the already decelerating motor.