US PATENT SUBCLASS 137 / 245
.~.~.~.~ By-pass cleaning

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}
244  DF  .~.~.~ Cleaning member reciprocates in passage {2}
245.~.~.~.~ By-pass cleaning

DEFINITION

Classification: 137/245

(under subclass 244) Systems in which the reciprocating member cleans a branch channel.

(1) Note. The branch channel may comprise a diverting passage for fluid to be used to operate a valve, pilot valve, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

599+, for by-passes in fluid handling systems, and see the search notes thereto.