US PATENT SUBCLASS 425 / 40
.~.~ Including heating or cooling means

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

28.1  DF  RESHAPING, RESIZING OR VULCANIZING MEANS FOR TIRE, TIRE TUBE, OR DRIVE BELT {9}
35  DF  .~ Toroidal or annular female shaping means and coacting means holding preform thereagainst {8}
40.~.~ Including heating or cooling means {2}
41  DF  .~.~.~> Electrical
42  DF  .~.~.~> Within cavity of hollow preform

DEFINITION

Classification: 425/40

(under subclass 35) Apparatus comprising means to produce a temperature change on the preform material in the apparatus.