US PATENT SUBCLASS 425 / 443
.~.~ Sections relatively movable vertically

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

436 R  DF  SHAPING SURFACE INCLUDING MEANS TO RELEASE OR REMOVE PRODUCT FROM SHAPING SURFACE {7}
441  DF  .~ By movable mold sections {2}
443.~.~ Sections relatively movable vertically

DEFINITION

Classification: 425/443

(under subclass 441) Apparatus including means to cause relative vertical movement between the mold sections.

SEE OR SEARCH CLASS

249, Static Molds,

74+, for a static mold and force applying means to remove the product comprising means to move the mold bottom, and subclass 136 for a mold having a movable bottom.