US PATENT SUBCLASS 162 / 367
.~.~.~ Traveling suction face

Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

232  DF  APPARATUS {22}
289  DF  .~ Running or indefinite length product forming and/or treating means {19}
363  DF  .~.~ Suction devices {6}
367.~.~.~ Traveling suction face {1}
368  DF  .~.~.~.~> Rotary pervious cylinder {2}

DEFINITION

Classification: 162/367

(under subclass 363) Apparatus in which the suction device has a permeable work contacting surface through which the suction is drawn, which surface is mounted for motion.