US PATENT SUBCLASS 184 / 24
.~ Piston-rod lubricators

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
24.~ Piston-rod lubricators {1}
25  DF  .~.~> Swab

DEFINITION

Classification: 184/24

As the name indicates, these devices are adapted to lubricate a piston-rod.

SEE OR SEARCH CLASS

277, Seal for a Joint or Juncture, for a generic sealing means or process,

512+, for a dynamic, circumferential, contact seal for other than a piston intended to be contained or compressed by a gland member in a packing box having means to introduce or direct a fluid.