US PATENT SUBCLASS 164 / 159
MEANS TO SHAPE A FORMING SURFACE


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

159MEANS TO SHAPE A FORMING SURFACE {8}
160.1  DF  .~> Including means applying vacuum directly to mold material {1}
161  DF  .~> Including means for sweeping or cutting forming surface {3}
165  DF  .~> Shell type mold making machine {1}
167  DF  .~> And separate metal casting means {1}
169  DF  .~> Including means for compacting particulate fluent mold materials {12}
213  DF  .~> Including means for separating forming surface from shaping means {9}
228  DF  .~> Means for shaping core (e.g., core boxes, core molds, etc.) {5}
235  DF  .~> Pattern {6}


DEFINITION

Classification: 164/159

(under the class definition) Apparatus for shaping a mold, pattern or core device.