Glass manufacturing – Processes – Reshaping or surface deformation of glass preform
Patent
1977-03-03
1978-05-09
Kellogg, Arthur D.
Glass manufacturing
Processes
Reshaping or surface deformation of glass preform
65107, 65DIG2, C03B 2302
Patent
active
040884708
ABSTRACT:
A preformed sheet of glass is formed by sagging such a sheet with a plurality of linked indentations comprising multiple curved interdependent impressions from which a plurality of sagged pieces are cut to produce lenses in final form.
REFERENCES:
patent: 643223 (1900-02-01), Dhe et al.
patent: 1048227 (1912-12-01), Straubel
patent: 2261023 (1941-10-01), Galey
patent: 4017293 (1977-04-01), Illig
Bourg Andre
Hazart Jean P. M.
Jouret Jacques Y.
Corning Glass Works
Kellogg Arthur D.
Patty, Jr. Clarence R.
Turner Burton R.
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