US PATENT SUBCLASS 65 / 292
.~ Cylindrical preform

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

286  DF  PREFORM RESHAPING MEANS {2}
292.~ Cylindrical preform {5}
293  DF  .~.~> By threading means
294  DF  .~.~> By expansible mandrel
295  DF  .~.~> By crimping means
296  DF  .~.~> By internal and external forming means {2}
299  DF  .~.~> By flaring means

DEFINITION

Classification: 65/292

(under subclass 286) Apparatus in which the preformed blank is cylindrical in cross-section, e.g. bottle necks.

SEE OR SEARCH THIS CLASS, SUBCLASS:

108+, for a process of reshaping a hollow glass preform.

276+, for hollow stock reshaping apparatus combined with reheating means.

SEE OR SEARCH CLASS

72, Metal Deforming, 274+, for a process or apparatus for "drawing" metal through an orifice.