US PATENT SUBCLASS 184 / 49
.~.~.~ Condensation displacement

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
*  DD  .~ Force feed {5}
*  DD  .~.~ Fluid-operated {4}
49.~.~.~ Condensation displacement {4}
50.1  DF  .~.~.~.~> Double passage {1}
51  DF  .~.~.~.~> Single passage
52  DF  .~.~.~.~> Choke plugs
53  DF  .~.~.~.~> Auxiliary feeding receptacles

DEFINITION

Classification: 184/49

Steam is admitted to some receptacle, where it condenses, and then the water of condensation flows into the lubricant-receptacle and displaces the lubricant, and thus forces it out.

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55.1+,