Conveying, supporting and shaping glass sheets

Details Conveying, supporting and shaping glass sheets Conveying, supporting and shaping glass sheets

1986-06-04

1987-06-02

Kellogg, Arthur

Glass manufacturing

Processes

Reshaping or surface deformation of glass preform

65107, 65273, 65289, C03B 2303

Patent

active

046700366

ABSTRACT:
A method of and apparatus for press bending glass sheets to a desired shape wherein heated glass sheets are advanced on a series of contoured conveyor rolls having arcuately curved central portions, into position above a press member of outline or ring-type construction. The press member includes a continuous peripheral shaping rail adapted to engage and lift the sheets from the conveyor rolls for pressing between complemental shaping surfaces. The end segments of the contoured rolls extend beneath the shaping rail and away from the glass sheets, and free-wheeling rollers are provided adjacent the shaping rail for supporting the end segments of the sheets while the shaping rail is in its retracted or lowered position.

REFERENCES:
patent: 3869271 (1975-03-01), Shaffer et al.
patent: 3905794 (1975-09-01), Revells et al.
patent: 4116662 (1978-09-01), Revells
patent: 4305746 (1981-12-01), Hagedorn et al.
patent: 4612031 (1986-09-01), Bennett et al.

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