US PATENT SUBCLASS 241 / 118
.~.~.~ With planetary movement of 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}
117  DF  .~.~ Common surface moves during comminution {4}
118.~.~.~ With planetary movement of plural surfaces

DEFINITION

Classification: 241/118

(under subclass 117) Apparatus in which the plural surfaces have rotary motion about a plurality of axes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

123+, for planetary movement plural surfaces cooperating with a stationary surface.

206, for devices embodying a single compound movement surface cooperating with a moving surface.