US PATENT SUBCLASS 241 / 87
.~.~.~.~ Screen or screen elements move during comminution

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
86  DF  .~.~.~ Cooperates with rotary comminuting member {10}
87.~.~.~.~ Screen or screen elements move during comminution

DEFINITION

Classification: 241/87

(under subclass 86) Apparatus in which the screen or elements thereof have some movement other than rotation during comminution.

SEE OR SEARCH THIS CLASS, SUBCLASS:

85, for devices in which the rotary striking member cooperates with a rotary surface having openings.

187, for such devices in which the rotary striking member cooperates with a movable member which is not a screen.