US PATENT SUBCLASS 123 / 190.8
.~.~.~ In horizontal plane above cylinder

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

188.1  DF  VALVE {10}
190.1  DF  .~ Rotary {7}
190.4  DF  .~.~ Double function type {4}
190.8.~.~.~ In horizontal plane above cylinder {1}
190.9  DF  .~.~.~.~> Tapered

DEFINITION

Classification: 123/190.8

In horizontal plane above cylinder:

(under subclass 190.4) Apparatus wherein the rotary valve lies in a plane which is perpendicular to the cylinder axis and located over the top of the cylinder.