US PATENT SUBCLASS 241 / 216
.~.~.~.~.~ With gyratory member sealing means

Current as of: June, 1999
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241 /   HD   SOLID MATERIAL COMMINUTION OR DISINTEGRATION

*  DD  APPARATUS {41}
198.1  DF  .~ Cooperating comminuting surfaces (e.g., jaw crusher) {5}
201  DF  .~.~ Compound movement comminuting surface or surfaces {4}
203  DF  .~.~.~ Rotary component {4}
207  DF  .~.~.~.~ Gyratory or planetary movement {5}
216.~.~.~.~.~ With gyratory member sealing means

DEFINITION

Classification: 241/216

(under subclass 207) Apparatus provided with means to seal the comminuting zone from the drive means or other moving parts of the device.