Method and apparatus for shaping sheets

Details Method and apparatus for shaping sheets Method and apparatus for shaping sheets

1993-11-12

1995-03-28

Woodard, Joye L.

Glass manufacturing

Processes

Reshaping or surface deformation of glass preform

65273, 65287, 65289, C03B 2303

Patent

active

054012864

ABSTRACT:
A flexible ring mold for shaping heat softened glass sheets is provided with an inner ring having a plurality of posts which help support the ring mold and maintain the mold's generally planar configuration during the initial lifting and shaping of a supported glass sheet. Prior to the entire glass sheet being pressed against an upper mold surface, the ring mold is separated from the support posts.

REFERENCES:
patent: 4556407 (1985-12-01), Fecik et al.
patent: 4579577 (1986-04-01), Claassen
patent: 4830650 (1989-05-01), Kelly
patent: 4904294 (1990-02-01), Schultz et al.

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