US PATENT SUBCLASS 494 / 2
.~ For controlling outlet valve

Current as of: June, 1999
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494 /   HD   IMPERFORATE BOWL: CENTRIFUGAL SEPARATORS

1  DF  WITH CONDITION RESPONSIVE MEANS {3}
2.~ For controlling outlet valve {2}
3  DF  .~.~> In response to location of inner boundary of heavy component
4  DF  .~.~> In response to centrifugal force

DEFINITION

Classification: 494/2

For controlling outlet valve:

(under subclass 1) Apparatus wherein the means is one which serves to operate, or to regulate the operation of, a valve which controls an outlet of the separator, usually located on the receptacle-like member.