US PATENT SUBCLASS 425 / 49
.~ Internal mold, form or support for toroid

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}
49.~ Internal mold, form or support for toroid {4}
50  DF  .~.~> Including heating or cooling means
51  DF  .~.~> Expansible surface {1}
54  DF  .~.~> Sectional {1}
58  DF  .~.~> Bead clamping means, air bag support means or means sealing tire opening

DEFINITION

Classification: 425/49

(under subclass 28.1) Apparatus comprising an annular mold or form designed to be positioned interiorly of and to support a toroidal preform.