US PATENT SUBCLASS 65 / 475
.~ With fiber drawing or pulling (e.g., attenuating, etc.)

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

376  DF  PROCESSES OF MANUFACTURING FIBERS, FILAMENTS, OR PREFORMS {18}
475.~ With fiber drawing or pulling (e.g., attenuating, etc.) {6}
476  DF  .~.~> By modifying fluid pressure (e.g., vacuum, reduced or superatmospheric pressure, etc.)
477  DF  .~.~> Drawing fiber from rod
478  DF  .~.~> Fluid assisted attenuation or directing of fiber or filament
479  DF  .~.~> Reeling or winding
480  DF  .~.~> Cutting or severing
481  DF  .~.~> Cooling of molten glass at forming area (e.g., cooling fins, etc.)

DEFINITION

Classification: 65/475

With fiber drawing or pulling (e.g., attenuating, etc.):

(under subclass 376) Processes including an operation of placing a tension on the forming fiber, filament, or preform.

(1) Note. The processes of drawing or pulling of glass into fibers or filaments are similar to a "taffy pull" operation.