US PATENT SUBCLASS 137 / 243.7
.~.~.~.~.~ Separable

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

237  DF  WITH CLEANER, LUBRICATION ADDED TO FLUID OR LIQUID SEALING AT VALVE INTERFACE {2}
238  DF  .~ Cleaning or steam sterilizing {4}
242  DF  .~.~ Mechanical cleaning {2}
243  DF  .~.~.~ Valve grinding motion of valve on seat {6}
243.6  DF  .~.~.~.~ With independent grinding actuator {1}
243.7.~.~.~.~.~ Separable

DEFINITION

Classification: 137/243.7

(under subclass 243.6) Devices in which the grinding means is normally removed from the valve.