US PATENT SUBCLASS 164 / 203
.~.~ By vibrating means (e.g., jarring, jolting, etc.)

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

159  DF  MEANS TO SHAPE A FORMING SURFACE {8}
169  DF  .~ Including means for compacting particulate fluent mold materials {12}
203.~.~ By vibrating means (e.g., jarring, jolting, etc.) {3}
204  DF  .~.~.~> Including cooperating static rammer means
205  DF  .~.~.~> Roll or rock-over type machine
206  DF  .~.~.~> By fluid actuated vibrator means

DEFINITION

Classification: 164/203

(under subclass 169) Apparatus wherein the compacting operation on the mold forming material is performed by means effecting a vibrating, jarring or jolting action upon the mold forming material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

195+, for plural compacting means including vibrating, jarring or jolting means.

260+, for subject matter of this class combined with vibrator means.

SEE OR SEARCH CLASS

366, Agitating,

108+, for agitation by vibration.