US PATENT SUBCLASS 264 / 314
.~.~.~ Utilizing fluid-expansible mold

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

239  DF  MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE {10}
299  DF  .~ Shaping against forming surface (e.g., casting, die shaping, etc.) {10}
313  DF  .~.~ Utilizing a flexible, deformable, or destructable molding surface or material {3}
314.~.~.~ Utilizing fluid-expansible mold {1}
315  DF  .~.~.~.~> Toroidal mold bag

DEFINITION

Classification: 264/314

(under subclass 313) Processes in which the mold pressure is applied through fluid inflatable or expansible means.