US PATENT SUBCLASS 241 / 88.4
.~.~.~.~.~ Spaced parallel bars (e.g., "grate")

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}
86  DF  .~.~.~ Cooperates with rotary comminuting member {10}
88  DF  .~.~.~.~ Provided with special comminuting surfaces or characteristics {3}
88.4.~.~.~.~.~ Spaced parallel bars (e.g., "grate")

DEFINITION

Classification: 241/88.4

(under subclass 88) Apparatus wherein the apertured surface includes a plurality of separated parallel elongated members.