US PATENT SUBCLASS 384 / 471
.~.~.~.~ With pressure or suction means

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
445  DF  .~ Antifriction bearing {9}
456  DF  .~.~ Radial bearing {9}
462  DF  .~.~.~ Lubricating {12}
471.~.~.~.~ With pressure or suction means

DEFINITION

Classification: 384/471

With pressure or suction means:

(under subclass 462) Subject matter including specified means to established pressure or suction so as to move lubricant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

465, if the means operates by centrifugal force.

472, for an impeller without specified structure for creating pressure or suction.