US PATENT SUBCLASS 384 / 123
.~.~.~ Grooved bearing surface

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
100  DF  .~ Fluid bearing {5}
121  DF  .~.~ Thrust {3}
123.~.~.~ Grooved bearing surface

DEFINITION

Classification: 384/123

Grooved bearing surface:

(under subclass 121) Subject matter wherein the bearing surface has a narrow furrow, or hollow cut for passage of the fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

112, for a fluid radial and thrust bearing wherein the thrust bearing is grooved.