US PATENT SUBCLASS 425 / 426
.~ Relatively moving female type shaping member and internal (e.g., trowel, etc.)shaping member

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

425  DF  FEMALE MOLD INCLUDING TAMPING MEANS OR MEANS UTILIZING MOLD MOTION TO DISTRIBUTE OR COMPACT STOCK THEREIN {7}
426.~ Relatively moving female type shaping member and internal (e.g., trowel, etc.)shaping member {2}
427  DF  .~.~> Moving internal shaping member, stationary female-type member
428  DF  .~.~> Including tamper

DEFINITION

Classification: 425/426

(under subclass 425) Apparatus including means (e.g.., core, etc..) to impart shape to an internal surface of the product formed in the shaping cavity and means to impart relative movement between the cavity defining means and the internal surface shaping means.

(1) Note. Means for vibrating a shaping surface of the female or internal mold in situ are not here but are in subclass 432 unless there is other relative motion between the female and internal mold.