Controlling kinking of tempered glass sheets

Details Controlling kinking of tempered glass sheets Controlling kinking of tempered glass sheets

1868-08-15

1981-04-14

Kellogg, Arthur D.

Glass manufacturing

Processes

Glass preform treating

65115, 65348, C03B 2704

Patent

active

042617235

ABSTRACT:
Reducing kink in the leading edge portion of tempered flat glass sheets by applying a downward flow of air across the entire width of the leading edge portion of the upper surface only of the glass sheet as the sheet passes the boundary region between the exit of a furnace or heating area and the entrance into a cooling area where both upper and lower surfaces of the sheet are cooled throughout their entire extent to impart at least a partial temper to the sheet.

REFERENCES:
patent: 3245772 (1966-04-01), Cypher et al.
patent: 3396000 (1968-08-01), Carson et al.
patent: 3488178 (1970-01-01), Welker et al.
patent: 3497340 (1970-02-01), Dennison et al.
patent: 3522029 (1970-07-01), Carson et al.
patent: 3923488 (1975-12-01), Pytel et al.

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