US PATENT SUBCLASS 384 / 407
.~.~.~.~.~.~ Roller or ball

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
322  DF  .~.~ Lubricating {5}
397  DF  .~.~.~ For rotary shaft {5}
403  DF  .~.~.~.~ Lower reservoir for horizontal shaft {4}
404  DF  .~.~.~.~.~ Shaft operated elevating means {2}
407.~.~.~.~.~.~ Roller or ball

DEFINITION

Classification: 384/407

Roller or ball:

(under subclass 404) Subject matter wherein a cylindrical, or spherical shaped element raises the lubricant.

(1) Note. If the roller, or ball acts also as a bearing, see the appropriate roller-bearing subclass below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

177, for a roller applicator of lubricant to a shaft of a railway car journal.