US PATENT SUBCLASS 417 / 281
.~ Lubricant condition responsive

Current as of: June, 1999
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417 /   HD   PUMPS

279  DF  WITH CONDITION RESPONSIVE PUMPED FLUID CONTROL {22}
281.~ Lubricant condition responsive

DEFINITION

Classification: 417/281

(under subclass 279) Apparatus comprising a pumping unit having means for lubricating a part of the unit which is so related to the flow control means that such means is controlled in response to a condition or change in condition of the means lubricating the pumping unit.