| 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 |  | .~.~.~ Cooperates with rotary comminuting member {10} |
| 86.1 | DF | .~.~.~.~> Material thrown against perforated surface by centrifugal force |
| 86.2 | DF | .~.~.~.~> Comminutor mounted for movement relative to rotating support member |
| 87 | DF | .~.~.~.~> Screen or screen elements move during comminution |
| 87.1 | DF | .~.~.~.~> Offset fingers on stationary surface and on rotary member |
| 88 | DF | .~.~.~.~> Provided with special comminuting surfaces or characteristics {3} |
| 89 | DF | .~.~.~.~> Hinged or dumping type screen or support |
| 89.1 | DF | .~.~.~.~> With means to change or adjust comminuting position of screen or screen element |
| 89.2 | DF | .~.~.~.~> Removable or interchangeable screen or screen portion |
| 89.3 | DF | .~.~.~.~> Stationary concave surface |
| 89.4 | DF | .~.~.~.~> Stationary flat circular surface |