US PATENT SUBCLASS 251 / 311
.~.~.~ Lateral inlet and outlet

Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

304  DF  ROTARY VALVES {5}
309  DF  .~ Plug {2}
310  DF  .~.~ Axial and radial bore {1}
311.~.~.~ Lateral inlet and outlet

DEFINITION

Classification: 251/311

(under subclass 310) Devices in which the valve head has at least two radially extending passages, one an inlet and one an outlet, connected by a longitudinally extending passage.