US PATENT SUBCLASS 164 / 342
.~.~ Permanent mold parts

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

271  DF  MEANS TO SHAPE METALLIC MATERIAL {12}
339  DF  .~ Including means to assemble mold parts {3}
342.~.~ Permanent mold parts {1}
343  DF  .~.~.~> Fluid pressure means actuator

DEFINITION

Classification: 164/342

(under subclass 339) Apparatus wherein the mold parts assembled consist of permanent members.

(1) Note. A permanent mold is one which is reusable several times and is generally constructed of metal.

(2) Note. Sand resin mold structures, e.g., shell molds are not considered permanent mold structures to be placed herein.

SEE OR SEARCH THIS CLASS, SUBCLASS:

303+, for injection pressure shaping means.