US PATENT SUBCLASS 264 / 328.3
.~.~.~.~.~ Torodial work (e.g., tire, etc.)


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}
319  DF  .~.~ Applying heat or pressure {6}
328.1  DF  .~.~.~ Introducing material under pressure into a closed mold cavity (e.g., injection molding, etc.) {9}
328.2  DF  .~.~.~.~ Material is nonthermoplastic {3}
328.3.~.~.~.~.~ Torodial work (e.g., tire, etc.)


DEFINITION

Classification: 264/328.3

Toroidal work (e.g., tire, etc.):

(under subclass 328.2) Processes wherein the article produced is a torus.

(1) Note. For a definition of "toroidal", see this class (264), subclass 315, and the notes thereto.

SEE OR SEARCH THIS CLASS, SUBCLASS:

315, where pressure is applied by means of a toroidal inflated bag.

501, where direct fluid pressure is used to form a toroidal article.