US PATENT SUBCLASS 123 / 234
.~.~ Compression volume means axially disposed relative to expansion volume means

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

200  DF  ROTARY {12}
221  DF  .~ With transfer means intermediate single compression volume means and single expansion volume means {5}
234.~.~ Compression volume means axially disposed relative to expansion volume means {4}
235  DF  .~.~.~> Transfer means in rotor
236  DF  .~.~.~> Vane
237  DF  .~.~.~> Abutment
238  DF  .~.~.~> Interengaging rotors

DEFINITION

Classification: 123/234

Compression volume means axially disposed relative to expansion volume means:

(under subclass 221) Apparatus wherein the means to pressurize the combustible material is spaced from the means to receive the combusted material on the line of center of rotation of the piston structure.