US PATENT SUBCLASS 241 / 126
.~.~.~ Positively driven plural surfaces

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

*  DD  APPARATUS {41}
107  DF  .~ Plural rotary or oscillatory surfaces cooperate with common surface (e.g., chasing mills) {9}
123  DF  .~.~ Planetary movement of plural surfaces {4}
126.~.~.~ Positively driven plural surfaces

DEFINITION

Classification: 241/126

(under subclass 123) Apparatus in which at least one of the plural surfaces is provided with a drive means to impart to it a positive rotation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

120, for devices having these characteristics, but in which the common surface moves during comminution.