US PATENT SUBCLASS 164 / 161
.~ Including means for sweeping or cutting forming surface

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

159  DF  MEANS TO SHAPE A FORMING SURFACE {8}
161.~ Including means for sweeping or cutting forming surface {3}
162  DF  .~.~> Means for shaping sprues or risers
163  DF  .~.~> Including rotating core bar
164  DF  .~.~> Rotatable pattern

DEFINITION

Classification: 164/161

(under subclass 159) Apparatus including mold forming means in which material is removed by the operation of a moving sweep, strickle, profile pattern or cutter.

SEE OR SEARCH THIS CLASS, SUBCLASS:

40, for mold shaping processes utilizing a pattern as a compaction means, e.g., profile pattern, etc.