US PATENT SUBCLASS 123 / 190.15
.~.~.~ Controls plural cylinders

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

188.1  DF  VALVE {10}
190.1  DF  .~ Rotary {7}
190.14  DF  .~.~ Disc, cone, or sphere shaped {1}
190.15.~.~.~ Controls plural cylinders

DEFINITION

Classification: 123/190.15

Controls plural cylinders:

(under subclass 190.14) Apparatus wherein the valve controls the intake, exhaust or fuel to more than one cylinder.