US PATENT SUBCLASS 384 / 112
.~.~.~ Grooved thrust bearing surface

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
100  DF  .~ Fluid bearing {5}
107  DF  .~.~ Radial and thrust {5}
112.~.~.~ Grooved thrust bearing surface

DEFINITION

Classification: 384/112

Grooved thrust bearing surface:

(under subclass 107) Subject matter wherein the thrust bearing surface has a narrow furrow, or hollow cut for receiving the fluid.