Stock material or miscellaneous articles – Composite – Of quartz or glass
Patent
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.
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patent: 5244720 (1993-09-01), Leung et al.
Schnabel, Jr. James P.
Shetterly Donivan M.
Bahta Abraham
Glasstech, Inc.
Ryan Patrick
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