US PATENT SUBCLASS 384 / 461
.~.~.~ Concentric


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}
461.~.~.~ Concentric


DEFINITION

Classification: 384/461

Concentric:

(under subclass 456) Subject matter comprising a plurality of radially spaced rolling elements in concentric relation.

(1) Note. "Concentric" means having the same point as the center of a circle or a sphere, but for this subclass it will suffice if the radially spaced rolling elements overlap axially.

SEE OR SEARCH THIS CLASS, SUBCLASS:

512, for plural axially spaced balls with an integral race and the balls on the same side of the race.

513+, for plural axially spaced balls on opposite sides of a race.