US PATENT SUBCLASS 425 / 589
.~ With means to close mold

Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

542  DF  FEMALE MOLD AND CHARGER TO SUPPLY FLUENT STOCK UNDER PRESSURE THERETO IN FLUID-TIGHT RELATIONSHIP (E.G., INJECTION MOLD, ETC.) {17}
589.~ With means to close mold {4}
590  DF  .~.~> Varying pressure and/or speed closing
591  DF  .~.~> Common fluid pressure closes mold and performs injection
592  DF  .~.~> Including articulated link {1}
594  DF  .~.~> Charger and closing means on same side of mold

DEFINITION

Classification: 425/589

(under subclass 542) Apparatus comprising a shaping cavity structure formed of separable segments and an associated mechanism that moves at least one of the segments relative to another into or out of cavity forming relationship.

SEE OR SEARCH THIS CLASS, SUBCLASS:

450.1, for similar structure not claimed in combination with means to transfer fluent stock material into the shaping cavity as part of a closed system.