US PATENT SUBCLASS 425 / 371
.~ Cooperating endless belts

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

363  DF  PRESS FORMING MEANS, PRESS RESHAPING MEANS, OR VULCANIZING MEANS IS ENDLESS SURFACE TYPE {9}
371.~ Cooperating endless belts {1}
372  DF  .~.~> Including speed differential means

DEFINITION

Classification: 425/371

(under subclass 363) Apparatus wherein the press couple is defined by cooperating endless bands arranged to coact with the stock material therebetween.

SEE OR SEARCH THIS CLASS, SUBCLASS:

320+, and 334, for cooperating endless bands arranged to convolute or twist a preform.

329, for three or more endless surfaces arranged to define a shaping aperture.

332, for means which may include cooperating endless belts to impart a rolling motion to a discrete charge to form a ball.