US PATENT SUBCLASS 384 / 172
.~.~.~.~.~.~.~ Metal spring

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
158  DF  .~.~ Railway car journal {9}
160  DF  .~.~.~ Lubricating {4}
165  DF  .~.~.~.~ With lower reservoir {3}
170  DF  .~.~.~.~.~ Capillary {2}
171  DF  .~.~.~.~.~.~ With wick biasing means {2}
172.~.~.~.~.~.~.~ Metal spring {1}
173  DF  .~.~.~.~.~.~.~>.~ Coil spring

DEFINITION

Classification: 384/172

Metal spring:

(under subclass 171) Subject matter wherein the urging means is made of metal.

SEE OR SEARCH CLASS

184, Lubrication,

45, for spring operated followers for force feed of a lubricator.