Apparatus for press bending relatively thin glass sheets

Details Apparatus for press bending relatively thin glass sheets Apparatus for press bending relatively thin glass sheets

1975-06-23

1977-09-13

Kellogg, Arthur D.

Glass manufacturing

Glassworking or preform by or with reheating means

Planar sheet preform

65275, 65350, C03B 2302

Patent

active

040479196

ABSTRACT:
A method of and apparatus for bending and tempering a relatively thin glass sheet comprising heating the glass sheet to its softening point, advancing the sheet toward and between a pair of opposed press members, reheating the sheet during movement thereof between said press members, bending the sheet into the desired curvature between the press members and finally, chilling the sheet rapidly below the annealing temperature range of the glass.

REFERENCES:
patent: 3333934 (1967-08-01), Seymour
patent: 3421875 (1969-01-01), Kirkman
patent: 3607200 (1967-12-01), McMaster
patent: 3881906 (1975-05-01), Ritter, Jr. et al.

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