US PATENT SUBCLASS 164 / 37
.~.~.~ By compacting material against shaping surface

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

1  DF  PROCESS {6}
6  DF  .~ Shaping a forming surface (e.g., mold making, etc.) {8}
15  DF  .~.~ Shaping fluent material to form mold {9}
37.~.~.~ By compacting material against shaping surface {3}
38  DF  .~.~.~.~> Diverse pressure applications
39  DF  .~.~.~.~> Vibrating or jolting during shaping
40  DF  .~.~.~.~> Utilizing pattern as compacting member

DEFINITION

Classification: 164/37

(under subclass 15) Process directed to the step of actively pressing or packing the mold materials against a mold shaping surface to form a densified structure.

(1) Note. The pressing or packing force must be greater than the force of gravity.

SEE OR SEARCH CLASS

100, Presses,

35+, for process of compressing miscellaneous materials.