US PATENT SUBCLASS 137 / 505.41
.~.~.~.~.~ Rectilinear valve stem rigid with reactor surface

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

455  DF  LINE CONDITION CHANGE RESPONSIVE VALVES {11}
494  DF  .~ With separate connected fluid reactor surface {8}
505  DF  .~.~ With opening bias (e.g., pressure regulator) {13}
505.38  DF  .~.~.~ Reactor surface closes chamber {3}
505.39  DF  .~.~.~.~ Valve head in inlet chamber {3}
505.41.~.~.~.~.~ Rectilinear valve stem rigid with reactor surface

DEFINITION

Classification: 137/505.41

(under subclass 505.39) Devices in which the valve stem comprises a rectilinear rod rigidly connected to the reactor surface.