US PATENT SUBCLASS 384 / 239
.~.~.~.~ Bolster type bearing

Current as of: June, 1999
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384 /   HD   BEARINGS

91  DF  ROTARY BEARING {8}
129  DF  .~ Plain bearing {17}
226  DF  .~.~ For vertical shaft {3}
227  DF  .~.~.~ Spinning spindle {4}
239.~.~.~.~ Bolster type bearing

DEFINITION

Classification: 384/239

Bolster type bearing:

(under subclass 227) Subject matter having means for securing the bearing to a support.

(1) Note. Bolster is the name given to a bearing used in spinning frame and is usually secured to a rail.