US PATENT SUBCLASS 19 / 152
.~.~ Rub rolls

Current as of: June, 1999
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19 /   HD   TEXTILES: FIBER PREPARATION

144  DF  ASSEMBLING {7}
150  DF  .~ Silver forming {3}
152.~.~ Rub rolls

DEFINITION

Classification: 19/152

The sliver is carried between rolls which are given axial reciprocation so as to rub the fibers together.