US PATENT SUBCLASS 241 / 84.4
.~.~.~ Rectilinearly reciprocating surface or member cooperates with rotary comminuting member

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

*  DD  APPARATUS {41}
83  DF  .~ Comminuting surface provided with openings to permit discharge of material {4}
84  DF  .~.~ Cooperates with moving comminuting surface or member {6}
84.4.~.~.~ Rectilinearly reciprocating surface or member cooperates with rotary comminuting member

DEFINITION

Classification: 241/84.4

(under subclass 84) Apparatus wherein the cooperating surface or member moves back and forth in a straight line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

262+, for reciprocating cooperating comminuting surfaces not cooperating with a perforated surface.

283+, for a reciprocating comminuting surface.