Method for cooling a glass sheet

Details Method for cooling a glass sheet Method for cooling a glass sheet

1994-10-11

1996-07-16

Ryan, Patrick

Stock material or miscellaneous articles

Composite

Of quartz or glass

428 81, 428192, 428241, 428246, 428266, 428273, 428285, 428426, 65114, 65115, 156155, 156296, B32B 900

Patent

active

055365817

ABSTRACT:
A glass sheet annealing ring includes an insulating ring juxtaposed the inboard periphery of the annealing ring for reducing the cooling rate of the glass sheet in proximity to the insulating ring thereby reducing the magnitude of net inner band tension while maintaining edge compression as the glass sheet is cooled.

REFERENCES:
patent: 3741743 (1973-06-01), Seymour
patent: 4400194 (1983-08-01), Starr
patent: 4687501 (1987-07-01), Reese
patent: 4826522 (1989-05-01), d'Iribarne et al.
patent: 5069703 (1991-12-01), d'Iribarne et al.
patent: 5093177 (1992-03-01), Anderson et al.
patent: 5147721 (1992-09-01), Baron et al.
patent: 5244720 (1993-09-01), Leung et al.

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