US PATENT SUBCLASS 494 / 5
.~ For controlling inlet valve

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

1  DF  WITH CONDITION RESPONSIVE MEANS {3}
5.~ For controlling inlet valve {1}
6  DF  .~.~> In response to level of liquid-type material in bowl or in reservoir for supplying bowl

DEFINITION

Classification: 494/5

For controlling inlet valve:

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

(1) Note. Included herein is art wherein the condition to which the means reacts is the weight of the bowl or its contents.