US PATENT SUBCLASS 123 / 323
.~.~ Exhaust throttling or blocking

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}
323.~.~ Exhaust throttling or blocking

DEFINITION

Classification: 123/323

Exhaust throttling or blocking:

(under subclass 320) Subject matter to throttle or block the exhaust as the engine acts as a brake.

SEE OR SEARCH CLASS

188, Brakes,

273, for a brake on an internal combustion engine acting by restricting the exhaust from said engine.