US PATENT SUBCLASS 384 / 489
.~.~.~.~ O-ring or end cap seal

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}
477  DF  .~.~.~ With specified seal {9}
489.~.~.~.~ O-ring or end cap seal

DEFINITION

Classification: 384/489

O-ring or end cap seal:

(under subclass 477) Subject matter wherein the seal (a) is a resilient)-ring or (b) is an annular disc sealing off one entire end of a bearing, from the outer race to the axis of rotation.

(1) Note. An end cap seal may comprise a small venting hole.

SEE OR SEARCH THIS CLASS, SUBCLASS:

152, for a plain bearing with an O-ring seal.