US PATENT SUBCLASS 241 / 117
.~.~ Common surface moves during comminution

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.~.~ Common surface moves during comminution {4}
118  DF  .~.~.~> With planetary movement of plural surfaces
119  DF  .~.~.~> With material moving or discharge means
120  DF  .~.~.~> Positively driven plural surfaces
121  DF  .~.~.~> Plural surfaces forcible away from common surface {1}

DEFINITION

Classification: 241/117

(under subclass 107) Apparatus in which the common surface has movement during the comminuting operation.

(1) Note. The common surface movement is simple rotation about a single axis in most cases.

SEE OR SEARCH THIS CLASS, SUBCLASS:

172+, for comminutors in which a loosely supported roller is guided for movement relative to a moving surface.

228, for devices in which a single rotary comminuting surface cooperates with an internal rotary comminuting surface.

SEE OR SEARCH CLASS

68, Textiles: Fluid Treating Apparatus, 108, for chasers having movable beds utilized in the

treatment of textiles.