US PATENT SUBCLASS 137 / 254
.~.~ With baffle


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

247  DF  WITH LIQUID VALVES OR LIQUID TRAP SEALS {3}
251.1  DF  .~ Liquid valves {3}
254.~.~ With baffle


DEFINITION

Classification: 137/254

(under subclass 251) Apparatus in which one or more baffles is provided either in or above the liquid of the valve, usually to restrict, deflect, or slow up sudden rising of the valving liquid.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation,

118+, for devices having flow restrictors, especially subclass 127 for restrictors comprising baffles, and see the search notes to subclasses 118 and 127.