US PATENT SUBCLASS 123 / 184.49
.~.~.~ Interconnection between plenums

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

184.21  DF  INTAKE MANIFOLD {8}
184.47  DF  .~ Manifold having plenum {2}
184.48  DF  .~.~ Plural plenums {1}
184.49.~.~.~ Interconnection between plenums

DEFINITION

Classification: 123/184.49

Interconnection between plenums:

(under subclass 184.48) Intake manifold wherein the plenums communicate with one another so that working fluid may pass between the plenums.