| 241 / | HD | SOLID MATERIAL COMMINUTION OR DISINTEGRATION |
|
| * | DD | APPARATUS {41} |
| 198.1 | DF | .~ Cooperating comminuting surfaces (e.g., jaw crusher) {5} |
| 220 | DF | .~.~ Rotary surface (or surfaces) {2} |
| 221 | DF | .~.~.~ Circumferential or tangential flow of material (e.g., roll mills or roll and concave mills) {7} |
| 227 | DF | .~.~.~.~ Both cooperating surfaces rotate (e.g., roll mills) {4} |
| 230 | DF | .~.~.~.~.~ Adjustably or yieldably mounted rotary surface {3} |
| 232 | DF | .~.~.~.~.~.~ Pivoted roll support {1} |
| 233 |  | .~.~.~.~.~.~.~ Adjustable pivot |