Device for bending glass sheets using fluid barrier

Details Device for bending glass sheets using fluid barrier Device for bending glass sheets using fluid barrier

1992-06-15

1994-02-15

Woodard, Joye L.

Glass manufacturing

Glassworking or preform by or with reheating means

Planar sheet preform

65287, C03B 23023

Patent

active

052856607

ABSTRACT:
A process for bending a glass sheet according to which the glass sheet is heated in horizontal position until its bending temperature is reached and is brought into contact with an upper bending form by a force of a pneumatic nature. A fluid barrier is generated at the periphery of the glass sheet, the fluid barrier limiting the entry and exit of air near the upper bending form.

REFERENCES:
patent: 4518411 (1985-05-01), Frank et al.
patent: 4865638 (1989-09-01), Kudo
patent: 5100454 (1992-03-01), Mathivat et al.

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