US PATENT SUBCLASS 384 / 529
.~.~.~.~.~.~ Two circular apertures per ball


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}
490  DF  .~.~.~ Ball bearing {17}
523  DF  .~.~.~.~ Cage structure {8}
528  DF  .~.~.~.~.~ Fully circular aperture for ball {2}
529.~.~.~.~.~.~ Two circular apertures per ball


DEFINITION

Classification: 384/529

Two circular apertures per ball:

(under subclass 5228) Subject matter wherein there are two apertures for receiving each ball.