US PATENT SUBCLASS 184 / 54
.~.~.~ Displacement by liquid

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
*  DD  .~ Force feed {5}
*  DD  .~.~ Fluid-operated {4}
54.~.~.~ Displacement by liquid

DEFINITION

Classification: 184/54

Displacement by liquid:

Device wherein the lubricant is directly displaced by a liquid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

39+, for lubricators having a piston-follower between the lubricant and the pressurized fluid.

SEE OR SEARCH CLASS

137, Fluid Handling,

101.11+, and 206+ for devices of that class type using a displacing fluid.