US PATENT SUBCLASS 184 / 27.4
.~.~.~.~ Oscillating cylinder

Current as of: June, 1999
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184 /   HD   LUBRICATION

14  DF  LUBRICATORS {18}
*  DD  .~ Force feed {5}
26  DF  .~.~ Pumps {10}
27.1  DF  .~.~.~ Mechanically operated {3}
27.4.~.~.~.~ Oscillating cylinder

DEFINITION

Classification: 184/27.4

Oscillating cylinder:

(under subclass 27.1) Device wherein the pump includes elements which undergo angular or swinging movement, rather than linear, to pump the lubricant.