Apparatus for producing fibers from heat-softenable materials

Details Apparatus for producing fibers from heat-softenable materials Apparatus for producing fibers from heat-softenable materials

1976-02-20

1978-03-14

Gilden, Leon

Metal deforming

By use of closed-die and coacting work-forcer

72469, 72474, B21D 2200

Patent

active

040784134

ABSTRACT:
A stream feeder for supply of streams of molten glass for attenuation into fibers. The feeder is formed of metal and is electric-resistance heated. The bottom wall and sidewalls of the feeder are of varied thickness and are formed from a single sheet of metal. The disclosure also includes method and apparatus for forming the bottom wall and varied thickness sidewalls from a single sheet of metal.

REFERENCES:
patent: 570063 (1898-10-01), Schuler
patent: 2136240 (1938-11-01), Ernst
patent: 2698268 (1954-12-01), Lyon
patent: 3344646 (1967-10-01), Moller

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