US PATENT SUBCLASS 123 / 184.43
.~.~.~ Plural plenums

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

184.21  DF  INTAKE MANIFOLD {8}
184.38  DF  .~ For in-line engine {3}
184.42  DF  .~.~ Manifold having plenum {1}
184.43.~.~.~ Plural plenums {1}
184.44  DF  .~.~.~.~> Interconnection between plenums

DEFINITION

Classification: 123/184.43

Plural plenums:

(under subclass 184.42) Intake manifold including more than one chamber in which the working fluid is contained.