Apparatus for press bending window glass

Details Apparatus for press bending window glass Apparatus for press bending window glass

1976-11-05

1978-01-31

Kellogg, Arthur D.

Glass manufacturing

Glassworking or preform by or with reheating means

Planar sheet preform

65275, 65287, C03B 2302

Patent

active

040713458

ABSTRACT:
Apparatus for bending sheets of glass by means of a bending press comprising a convex bending mold provided with a bending surface and an opposed concave bending molding, the surfaces of the bending molds in contact with the window being heated to a temperature approximating the bending temperature of the sheet of glass, wherein the concave bending mold consists of a frame which is only in contact with the sheet of glass at its periphery and wherein heaters are mounted within the frame for heating the bending surface of the convex bending surface of the opposed convex mold.

REFERENCES:
patent: 3110929 (1963-11-01), Perret
patent: 3123459 (1964-03-01), Hens
patent: 3333935 (1967-08-01), Valchar et al.
patent: 3573889 (1971-04-01), McMaster et al.
patent: 3837833 (1974-09-01), Couture et al.
patent: 3871857 (1975-03-01), Claassen
patent: 3960535 (1976-06-01), Hamilton et al.

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